| # | 
										Extensión de archivo | 
										Desarrollador | 
									
								
						
								
									| 0 | 
									.A - Unix Static Object Code Library Format | 
									N/A | 
								
					
 						
								
									| 1 | 
									.A$V - QuarkXpress Automatically Saved Project | 
									Quark, Inc. | 
								
					
 						
								
									| 2 | 
									.A00 - Split Multi-volume ARJ Compressed File Archive (part 2) | 
									ESTsoft | 
								
					
 						
								
									| 3 | 
									.A01 - Split Multi-volume ARJ Compressed File Archive (part 3) | 
									ESTsoft | 
								
					
 						
								
									| 4 | 
									.A02 - Split Multi-volume ARJ Compressed File Archive (part 4) | 
									ESTsoft | 
								
					
 						
								
									| 5 | 
									.A03 - Split Multi-volume ARJ Compressed File Archive (part 5) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 6 | 
									.A04 - Split Multi-volume ARJ Compressed File Archive (part 6) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 7 | 
									.A05 - Split Multi-volume ARJ Compressed File Archive (part 7) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 8 | 
									.A06 - Split Multi-volume ARJ Compressed File Archive (part 8) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 9 | 
									.A07 - Split Multi-volume ARJ Compressed File Archive (part 9) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 10 | 
									.A08 - Split Multi-volume ARJ Compressed File Archive (part 10) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 11 | 
									.A09 - Split Multi-volume ARJ Compressed File Archive (part 11) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 12 | 
									.A1 - Free Pascal Archive | 
									Free Pascal team | 
								
					
 						
								
									| 13 | 
									.A10 - Split Multi-volume ARJ Compressed File Archive (part 12) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 14 | 
									.A11 - Split Multi-volume ARJ Compressed File Archive (part 13) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 15 | 
									.A12 - Split Multi-volume ARJ Compressed File Archive (part 14) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 16 | 
									.A13 - Split Multi-volume ARJ Compressed File Archive (part 15) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 17 | 
									.A14 - Split Multi-volume ARJ Compressed File Archive (part 16) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 18 | 
									.A15 - Split Multi-volume ARJ Compressed File Archive (part 17) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 19 | 
									.A16 - Split Multi-volume ARJ Compressed File Archive (part 18) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 20 | 
									.A17 - Split Multi-volume ARJ Compressed File Archive (part 19) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 21 | 
									.A18 - Split Multi-volume ARJ Compressed File Archive (part 20) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 22 | 
									.A19 - Split Multi-volume ARJ Compressed File Archive (part 21) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 23 | 
									.A1WISH - Audials Wishlist Format | 
									RapidSolution Software | 
								
					
 						
								
									| 24 | 
									.A20 - Split Multi-volume ARJ Compressed File Archive (part 22) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 25 | 
									.A21 - Soundweb Firmware | 
									BSS Audio | 
								
					
 						
								
									| 26 | 
									.A26 - Atari 2600 ROM Image Format | 
									N/A | 
								
					
 						
								
									| 27 | 
									.A2A - IBM Voice Type Languages Vocabels | 
									IBM | 
								
					
 						
								
									| 28 | 
									.A2B - Adlib Tracker II Instrument Bank | 
									Adlib | 
								
					
 						
								
									| 29 | 
									.A2C - Alice Scene Format | 
									Carnegie Mellon University | 
								
					
 						
								
									| 30 | 
									.A2DESKTOP - Aston Desktop Desktop Skin | 
									Gladiators Software | 
								
					
 						
								
									| 31 | 
									.A2I - Adlib Tracker Instrument Format | 
									Adlib | 
								
					
 						
								
									| 32 | 
									.A2L - ASAP2 Description Format | 
									ASAM MCD-2MC | 
								
					
 						
								
									| 33 | 
									.A2M - AdLib Tracker 2 Format | 
									Adlib | 
								
					
 						
								
									| 34 | 
									.A2MENU - Aston Desktop Start Menu Skin | 
									Gladiators Software | 
								
					
 						
								
									| 35 | 
									.A2P - Adlib Tracker Pattern Format | 
									Adlib | 
								
					
 						
								
									| 36 | 
									.A2PANEL - Aston Desktop Panel Skin | 
									Gladiators Software | 
								
					
 						
								
									| 37 | 
									.A2R - KittyXplorer Encrypted Archive | 
									MyPlanetSoft.com | 
								
					
 						
								
									| 38 | 
									.A2T - Adlib Tracker Tiny Module Format | 
									Adlib | 
								
					
 						
								
									| 39 | 
									.A2THEME - Aston 2 Theme Format | 
									Gladiators Software | 
								
					
 						
								
									| 40 | 
									.A2W - Alice Program World Format | 
									Carnegie Mellon University | 
								
					
 						
								
									| 41 | 
									.A31 - Adobe Authorware Library | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 42 | 
									.A32 - Split Multi-volume ARJ Compressed File Archive (part 34) | 
									ARJ Software, Inc. | 
								
					
 						
								
									| 43 | 
									.A3D - Amapi 3D Modeling | 
									Eovia | 
								
					
 						
								
									| 44 | 
									.A3G - Photo! 3D Gallery | 
									Pho.to | 
								
					
 						
								
									| 45 | 
									.A3K - Yamaha A3000 Sampler | 
									N/A | 
								
					
 						
								
									| 46 | 
									.A3L - Adobe Authorware Library Format | 
									Adobe Systems | 
								
					
 						
								
									| 47 | 
									.A3M - Adobe Authorware Unpackaged Format | 
									Adobe Systems | 
								
					
 						
								
									| 48 | 
									.A3P - Alice 3 Project | 
									Carnegie Mellon University | 
								
					
 						
								
									| 49 | 
									.A3S - Yamaha A3000 Sample | 
									N/A | 
								
					
 						
								
									| 50 | 
									.A3W - Adobe Authorware Unpackaged Format | 
									Adobe Systems | 
								
					
 						
								
									| 51 | 
									.A3X - AccuLoad III.net Settings | 
									FMC Technologies, Inc. | 
								
					
 						
								
									| 52 | 
									.A41 - Adobe Authorware Library | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 53 | 
									.A4L - Adobe Authorware Library Format | 
									Adobe Systems | 
								
					
 						
								
									| 54 | 
									.A4M - Adobe Authorware Unpackaged Format | 
									Adobe Systems | 
								
					
 						
								
									| 55 | 
									.A4P - Adobe Authorware Package Without Runtime | 
									Avanquest Software | 
								
					
 						
								
									| 56 | 
									.A4R - Adobe Authorware Package Course | 
									N/A | 
								
					
 						
								
									| 57 | 
									.A4W - Adobe Authorware Unpackaged Format | 
									Adobe Systems | 
								
					
 						
								
									| 58 | 
									.A51 - Adobe Authorware Library | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 59 | 
									.A52 - Atari 5200 Game Image Format | 
									N/A | 
								
					
 						
								
									| 60 | 
									.A5D - Adobe Authorware Model | 
									N/A | 
								
					
 						
								
									| 61 | 
									.A5L - Adobe Authorware Library Format | 
									Adobe Systems | 
								
					
 						
								
									| 62 | 
									.A5M - Adobe Authorware Unpackaged | 
									N/A | 
								
					
 						
								
									| 63 | 
									.A5P - Adobe Authorware Package Without Runtime | 
									N/A | 
								
					
 						
								
									| 64 | 
									.A5R - Adobe Authorware Packaged File Without Runtime | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 65 | 
									.A5RPT - Alpha Five Project Report | 
									Alpha Software, Inc. | 
								
					
 						
								
									| 66 | 
									.A5W - Adobe Authorware Unpackaged Format | 
									Alpha Software | 
								
					
 						
								
									| 67 | 
									.A5WCMP - Alpha Five Web Publishing | 
									Alpha Software, Inc. | 
								
					
 						
								
									| 68 | 
									.A64 - Artist 64 | 
									N/A | 
								
					
 						
								
									| 69 | 
									.A65 - Adobe Authorware Library Format | 
									Adobe Systems | 
								
					
 						
								
									| 70 | 
									.A66 - µVision Assembler Source | 
									ARM Holdings plc | 
								
					
 						
								
									| 71 | 
									.A6D - Adobe Authorware Model | 
									N/A | 
								
					
 						
								
									| 72 | 
									.A6L - Adobe Authorware Library | 
									N/A | 
								
					
 						
								
									| 73 | 
									.A6M - Adobe Authorware Unpackaged | 
									N/A | 
								
					
 						
								
									| 74 | 
									.A6P - Adobe Authorware Application Format | 
									Adobe Systems | 
								
					
 						
								
									| 75 | 
									.A6R - Adobe Authorware Packaged File Without Runtime | 
									N/A | 
								
					
 						
								
									| 76 | 
									.A6W - Adobe Authorware Unpackaged | 
									N/A | 
								
					
 						
								
									| 77 | 
									.A78 - Atari 7800 Image | 
									N/A | 
								
					
 						
								
									| 78 | 
									.A7D - Adobe Authorware Model | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 79 | 
									.A7E - Adobe Authorware Packaged Library | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 80 | 
									.A7L - Adobe Authorware Library | 
									N/A | 
								
					
 						
								
									| 81 | 
									.A7M - Adobe Authorware Unpackaged | 
									N/A | 
								
					
 						
								
									| 82 | 
									.A7P - Adobe Authorware Packaged File Without Runtime | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 83 | 
									.A7R - Adobe Authorware Packaged File Without Runtime | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 84 | 
									.A7W - Adobe Authorware Unpackaged | 
									N/A | 
								
					
 						
								
									| 85 | 
									.A86 - A86 Assembly Language Source Code | 
									Eric Isaacson Software | 
								
					
 						
								
									| 86 | 
									.A8S - Anim8or Script Format | 
									Steven Glanville | 
								
					
 						
								
									| 87 | 
									.AA - Audible Audio Format | 
									Audible | 
								
					
 						
								
									| 88 | 
									.AA3 - Sony ATRAC Audio Format | 
									Sony | 
								
					
 						
								
									| 89 | 
									.AAA - Sybase SQLAnywhere Temporary | 
									Sybase Inc. | 
								
					
 						
								
									| 90 | 
									.AAB - Adobe Authorware Binary | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 91 | 
									.AAC - Advanced Audio Coding Format | 
									N/A | 
								
					
 						
								
									| 92 | 
									.AAD - FreeBSD | 
									N/A | 
								
					
 						
								
									| 93 | 
									.AAF - Advanced Authoring Format Multimedia Format | 
									Avid Technology | 
								
					
 						
								
									| 94 | 
									.AAM - Adobe Authorware Shocked Format | 
									Adobe Systems | 
								
					
 						
								
									| 95 | 
									.AAO - Agenda At Once Format | 
									Dataland Software | 
								
					
 						
								
									| 96 | 
									.AAP - Apollo Advanced Playlist | 
									Heikki Ylinen | 
								
					
 						
								
									| 97 | 
									.AAPKG - ArchestrA IDE Package | 
									Invensys plc | 
								
					
 						
								
									| 98 | 
									.AAR - Apache Axis2 Archive | 
									Apache Software Foundation | 
								
					
 						
								
									| 99 | 
									.AAS - Adobe Authorware Shocked Packet | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 100 | 
									.AAT - ArcInfo Line Data | 
									Esri | 
								
					
 						
								
									| 101 | 
									.AATREND - ActiveFactory Trend | 
									Invensys Systems, Inc. | 
								
					
 						
								
									| 102 | 
									.AAUI - Adobe Acrobat UI Settings Format | 
									Adobe Systems | 
								
					
 						
								
									| 103 | 
									.AAW - Lavasoft Ad-Aware 2007 Settings | 
									Lavasoft | 
								
					
 						
								
									| 104 | 
									.AAWDEF - Ad-Aware Definitions Format | 
									Lavasoft | 
								
					
 						
								
									| 105 | 
									.AAX - Audible Enhanced Audio Format | 
									Audible | 
								
					
 						
								
									| 106 | 
									.AB - Google Android Debug Bridge Backup Format | 
									Google | 
								
					
 						
								
									| 107 | 
									.AB$ - Autodesk AutoCAD Plot Spooling | 
									Autodesk, Inc. | 
								
					
 						
								
									| 108 | 
									.AB1 - DNA Electropherogram Format | 
									N/A | 
								
					
 						
								
									| 109 | 
									.AB2 - Print Shop Address Book File | 
									Broderbund | 
								
					
 						
								
									| 110 | 
									.AB3 - Photoimpact 3 Album Format | 
									Ulead Systems | 
								
					
 						
								
									| 111 | 
									.AB4 - AB4 Accounting & Business Data | 
									ENIAC Computing | 
								
					
 						
								
									| 112 | 
									.AB6 - ABStat Data | 
									AndersonBell Corp | 
								
					
 						
								
									| 113 | 
									.AB65 - Adobe PageMaker Document | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 114 | 
									.AB8 - ABStat Data | 
									AndersonBell Corp | 
								
					
 						
								
									| 115 | 
									.ABA - Palm Address Book Archive Format | 
									Palm | 
								
					
 						
								
									| 116 | 
									.ABBU - Apple Address Book Archive Format | 
									N/A | 
								
					
 						
								
									| 117 | 
									.ABC - Musical Notation Language Format | 
									N/A | 
								
					
 						
								
									| 118 | 
									.ABCD - AudioVisual Book Data Format | 
									AV Books Publishers | 
								
					
 						
								
									| 119 | 
									.ABCDDB - Apple Address Book Database | 
									Apple, Inc. | 
								
					
 						
								
									| 120 | 
									.ABCDG - Apple AddessBook | 
									Apple, Inc. | 
								
					
 						
								
									| 121 | 
									.ABCDMR - Apple Address Book Mail Recent | 
									Apple, Inc. | 
								
					
 						
								
									| 122 | 
									.ABCDP - Address Book Card Data | 
									Apple, Inc. | 
								
					
 						
								
									| 123 | 
									.ABD - The Bat! Mail Processing System | 
									RITLabs SRL | 
								
					
 						
								
									| 124 | 
									.ABDATA - Adobe Bridge Data Format | 
									Adobe Systems | 
								
					
 						
								
									| 125 | 
									.ABE - Application Boundaries Enforcer | 
									N/A | 
								
					
 						
								
									| 126 | 
									.ABF - Adobe Binary Screen Font Format | 
									Microsoft | 
								
					
 						
								
									| 127 | 
									.ABG - FIFA World Cup Game Data Beart | 
									Electronic Arts, Inc. | 
								
					
 						
								
									| 128 | 
									.ABI - Chromatogram Editor Format | 
									N/A | 
								
					
 						
								
									| 129 | 
									.ABICOLLAB - AbiWord Collaborative File Descriptor | 
									The AbiSource Community | 
								
					
 						
								
									| 130 | 
									.ABK - Ability Write Backup Format | 
									N/A | 
								
					
 						
								
									| 131 | 
									.ABKPRJ - Ashampoo Burning Studio Backup Project Format | 
									Ashampoo | 
								
					
 						
								
									| 132 | 
									.ABL - ABEL Hardware Description Language | 
									Xilinx, Inc. | 
								
					
 						
								
									| 133 | 
									.ABM - Music Album Format | 
									N/A | 
								
					
 						
								
									| 134 | 
									.ABN - Alpha Five | 
									Alpha Software, Inc. | 
								
					
 						
								
									| 135 | 
									.ABP - AVS Barcode Profile | 
									AVS | 
								
					
 						
								
									| 136 | 
									.ABR - Adobe Photoshop Brush Format | 
									Adobe Systems | 
								
					
 						
								
									| 137 | 
									.ABS - Absolute Database Single-file Database Format | 
									ComponentAce | 
								
					
 						
								
									| 138 | 
									.ABT - The Arbiter Game Schedule | 
									Advanced Business Technology Corporation | 
								
					
 						
								
									| 139 | 
									.ABU - ACT! E-mail Address Book | 
									The Sage Group plc | 
								
					
 						
								
									| 140 | 
									.ABW - AbiWord Document Format | 
									AbiSource | 
								
					
 						
								
									| 141 | 
									.ABX - Corel WordPerfect Mail Address Book | 
									Corel Corporation | 
								
					
 						
								
									| 142 | 
									.ABY - AOL Directory Format | 
									AOL | 
								
					
 						
								
									| 143 | 
									.ABZ - Alpha Black Zero Game | 
									Playlogic International | 
								
					
 						
								
									| 144 | 
									.AC - AC3D Geometry Format | 
									Inivis Limited | 
								
					
 						
								
									| 145 | 
									.AC$ - AutoCAD Undo Info Format | 
									Autodesk | 
								
					
 						
								
									| 146 | 
									.AC0 - SPICE AC/frequence Domain Output | 
									National Instruments Corporation | 
								
					
 						
								
									| 147 | 
									.AC1 - SPICE AC/frequence Domain Output | 
									National Instruments Corporation | 
								
					
 						
								
									| 148 | 
									.AC2 - SPICE AC/frequency Domain Output | 
									National Instruments Corporation | 
								
					
 						
								
									| 149 | 
									.AC3 - Dolby Digital Sound Format | 
									N/A | 
								
					
 						
								
									| 150 | 
									.AC3D - 3d Format Data | 
									Inivis Limited | 
								
					
 						
								
									| 151 | 
									.AC4 - SPICE AC/frequence Domain Output | 
									National Instruments Corporation | 
								
					
 						
								
									| 152 | 
									.AC5 - ArtCut 5 Document Format | 
									Wentai | 
								
					
 						
								
									| 153 | 
									.AC6 - Artcut Software Graphics Design Format | 
									Wentai | 
								
					
 						
								
									| 154 | 
									.AC7 - SPICE AC/frequence Domain Output | 
									National Instruments Corporation | 
								
					
 						
								
									| 155 | 
									.AC8 - SPICE AC/frequence Domain Output | 
									National Instruments Corporation | 
								
					
 						
								
									| 156 | 
									.AC9 - SPICE AC/frequence Domain Output | 
									National Instruments Corporation | 
								
					
 						
								
									| 157 | 
									.ACA - Microsoft Agent Character Format | 
									Microsoft | 
								
					
 						
								
									| 158 | 
									.ACA2 - Fontographer | 
									FontLab Ltd. | 
								
					
 						
								
									| 159 | 
									.ACAD - AutoCAD Database | 
									Autodesk, Inc. | 
								
					
 						
								
									| 160 | 
									.ACB - Adobe Color Book Format | 
									Adobe Systems | 
								
					
 						
								
									| 161 | 
									.ACBL - Adobe Color Book Format | 
									Adobe Systems | 
								
					
 						
								
									| 162 | 
									.ACC - DR DOS - ViewMax Format | 
									FKJ Software | 
								
					
 						
								
									| 163 | 
									.ACCDA - Microsoft Access 2007/2010 Add-in Format | 
									Microsoft | 
								
					
 						
								
									| 164 | 
									.ACCDB - Microsoft Access 2007/2010 Database Format | 
									Microsoft | 
								
					
 						
								
									| 165 | 
									.ACCDC - Microsoft Access 2007/2010 Digitally Signed Database Format | 
									Microsoft | 
								
					
 						
								
									| 166 | 
									.ACCDE - Microsoft Access 2007/2010 Compiled Execute Only Format | 
									Microsoft | 
								
					
 						
								
									| 167 | 
									.ACCDP - Microsoft Access 2007/2010 Project | 
									Microsoft Corporation | 
								
					
 						
								
									| 168 | 
									.ACCDR - Microsoft Access 2007/2010 Runtime Mode Database Format | 
									Microsoft | 
								
					
 						
								
									| 169 | 
									.ACCDT - Microsoft Access 2007/2010 Database Template Format | 
									Microsoft | 
								
					
 						
								
									| 170 | 
									.ACCDU - Microsoft Access 2007/2010 Database Wizard Format | 
									Microsoft | 
								
					
 						
								
									| 171 | 
									.ACCDW - Microsoft Access Link Format | 
									Microsoft | 
								
					
 						
								
									| 172 | 
									.ACCESS - Java Access Control | 
									Oracle Corporation | 
								
					
 						
								
									| 173 | 
									.ACCESSOR - Microsoft Visual Studio Accessor | 
									Microsoft Corporation | 
								
					
 						
								
									| 174 | 
									.ACCFL - Microsoft Access Field Template | 
									Microsoft Corporation | 
								
					
 						
								
									| 175 | 
									.ACCFT - Microsoft Access Template Format | 
									Microsoft | 
								
					
 						
								
									| 176 | 
									.ACCOUNTPICTURE-MS - Microsoft Windows 8 Account Picture Format | 
									Microsoft | 
								
					
 						
								
									| 177 | 
									.ACCT - IBM AIX System | 
									IBM | 
								
					
 						
								
									| 178 | 
									.ACD - Sonic Foundry ACID Audio Format | 
									Sony | 
								
					
 						
								
									| 179 | 
									.ACD-BAK - Sony ACID Project Backup Format | 
									Sony | 
								
					
 						
								
									| 180 | 
									.ACD-ZIP - Sony ACID Compressed Project Format | 
									Sony | 
								
					
 						
								
									| 181 | 
									.ACE - WinACE Compressed Ace Archive Format | 
									WinAce | 
								
					
 						
								
									| 182 | 
									.ACF - Microsoft Agent HTTP Character Format | 
									Valve | 
								
					
 						
								
									| 183 | 
									.ACFM - Adobe Composite Font Metrics Format | 
									Adobe Systems | 
								
					
 						
								
									| 184 | 
									.ACG - Age Of Wonders Saved Game | 
									Bolide Software | 
								
					
 						
								
									| 185 | 
									.ACGD - ACG System Predictive Model | 
									Johns Hopkins University | 
								
					
 						
								
									| 186 | 
									.ACGI - ACGI Script (WWW) | 
									N/A | 
								
					
 						
								
									| 187 | 
									.ACGL - ACG System Licence | 
									Johns Hopkins University | 
								
					
 						
								
									| 188 | 
									.ACH - Medlin Payroll Software Automated Clearing House | 
									Medlin Accounting | 
								
					
 						
								
									| 189 | 
									.ACI - ACI Development Appraisal | 
									ACI | 
								
					
 						
								
									| 190 | 
									.ACK - Swifty | 
									N/A | 
								
					
 						
								
									| 191 | 
									.ACL - Microsoft Office Automatic Correction List | 
									Microsoft | 
								
					
 						
								
									| 192 | 
									.ACLOCK - Amazing Clock | 
									Amazing-Clock.com | 
								
					
 						
								
									| 193 | 
									.ACM - ACM Compressed Sound Format | 
									BioWare | 
								
					
 						
								
									| 194 | 
									.ACMD - Apache Commander Project | 
									Zecos Software | 
								
					
 						
								
									| 195 | 
									.ACO - Adobe Photoshop Color Palette And Swatches Format | 
									Adobe Systems | 
								
					
 						
								
									| 196 | 
									.ACORN - Acorn Draw Format | 
									Flying Meat | 
								
					
 						
								
									| 197 | 
									.ACP - Alfresco Exported Repository Format | 
									Alfresco Software | 
								
					
 						
								
									| 198 | 
									.ACQ - AcqURL Bookmark Manager | 
									GT Technologies | 
								
					
 						
								
									| 199 | 
									.ACR - Bitmap Graphics | 
									American College of Radiology | 
								
					
 						
								
									| 200 | 
									.ACROBATSECURITYSETTINGS - Adobe Acrobat Security Settings Format | 
									Adobe Systems | 
								
					
 						
								
									| 201 | 
									.ACRODATA - Adobe Acrobat Data Format | 
									Adobe Systems | 
								
					
 						
								
									| 202 | 
									.ACROPLUGIN - Adobe Acrobat Plug-in Format | 
									Adobe Systems | 
								
					
 						
								
									| 203 | 
									.ACRS - Adobe Authorware | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 204 | 
									.ACRYPT - AutoCrypt Encrypted Document | 
									Tension Software | 
								
					
 						
								
									| 205 | 
									.ACS - Microsoft Agent Character Structured Storage Format | 
									Microsoft | 
								
					
 						
								
									| 206 | 
									.ACS2 - AIMP Media Player Skin | 
									AIMP DevTeam | 
								
					
 						
								
									| 207 | 
									.ACS3 - AIMP Skin Package | 
									AIMP DevTeam | 
								
					
 						
								
									| 208 | 
									.ACSM - Adobe Content Server Message Format | 
									Adobe Systems | 
								
					
 						
								
									| 209 | 
									.ACT - Adobe Photoshop/Illustrator Color Table | 
									N/A | 
								
					
 						
								
									| 210 | 
									.ACT! - ACT! | 
									The Sage Group plc | 
								
					
 						
								
									| 211 | 
									.ACTION - Mac OS X Automator Action Format | 
									Apple | 
								
					
 						
								
									| 212 | 
									.ACTIONS - Photoline 4 Defaults | 
									Impressum | 
								
					
 						
								
									| 213 | 
									.ACTIONSCRIPTPROPERTIES - Adobe Flex Settings | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 214 | 
									.ACTIVITYDIAGRAM - Microsoft Visual Studio Activity Diagram | 
									Microsoft Corporation | 
								
					
 						
								
									| 215 | 
									.ACTM - Autodesk AutoCAD Action Macro Format | 
									Autodesk | 
								
					
 						
								
									| 216 | 
									.ACTPROJ - Microsoft Visual Studio Visual SourceSafe ACT Project | 
									Microsoft Corporation | 
								
					
 						
								
									| 217 | 
									.ACTX - DS Game Maker Action Description Format | 
									Invisionsoft | 
								
					
 						
								
									| 218 | 
									.ACU - Machine Independent COBOL Object | 
									Micro Focus International plc | 
								
					
 						
								
									| 219 | 
									.ACV - Adobe Photoshop Colour Curves Format | 
									Adobe Systems | 
								
					
 						
								
									| 220 | 
									.ACW - Microsoft Accessibility Wizard Format | 
									Microsoft | 
								
					
 						
								
									| 221 | 
									.ACX - Atari ST Program Format | 
									Atari | 
								
					
 						
								
									| 222 | 
									.AD - After Dark Screen Saver Format | 
									Berkeley Systems | 
								
					
 						
								
									| 223 | 
									.AD1 - Forensic Toolkit FTK Imager Image | 
									AccessData Group, LLC. | 
								
					
 						
								
									| 224 | 
									.AD3E - Adobe Dimensions Mac | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 225 | 
									.AD65 - PageMaker 6.5 | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 226 | 
									.ADA - ADA Language Source Code Format | 
									N/A | 
								
					
 						
								
									| 227 | 
									.ADADOWNLOAD - Adobe Download Assistant Partially Completed Download | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 228 | 
									.ADB - Ability Database Database Format | 
									Alpha Software | 
								
					
 						
								
									| 229 | 
									.ADBA - AIMSS Author Project Configuration | 
									Raytheon Company | 
								
					
 						
								
									| 230 | 
									.ADBLOCK - Alpha Five Temporary | 
									Alpha Software, Inc. | 
								
					
 						
								
									| 231 | 
									.ADC - Lingvo Dictionary Format | 
									Steffen Gutmann | 
								
					
 						
								
									| 232 | 
									.ADCP - Adobe Device Centra Project | 
									Adobe Systems | 
								
					
 						
								
									| 233 | 
									.ADD - Microsoft Dynamics AX Developer Documentation Format | 
									Microsoft | 
								
					
 						
								
									| 234 | 
									.ADDIN - Microsoft Visual Studio Addin Format | 
									Microsoft | 
								
					
 						
								
									| 235 | 
									.ADDON - CFS Console Add-on Format | 
									Zaplots | 
								
					
 						
								
									| 236 | 
									.ADDR - Metin2 Data | 
									Ymir Entertainment Co., Ltd. | 
								
					
 						
								
									| 237 | 
									.ADE - Microsoft Access Compiled Project Format | 
									Microsoft | 
								
					
 						
								
									| 238 | 
									.ADF - ArcView ARC/INFO Coverage Data Format | 
									ESRI | 
								
					
 						
								
									| 239 | 
									.ADG - Ableton Live Device Group Format | 
									Ableton | 
								
					
 						
								
									| 240 | 
									.ADH - Audible Manager | 
									Amazon.com, Inc. | 
								
					
 						
								
									| 241 | 
									.ADI - Active@ Disk Image Format | 
									Active@ Data Recovery Software | 
								
					
 						
								
									| 242 | 
									.ADIUMEMOTICON - Adium Dock Icon | 
									The Adium Team | 
								
					
 						
								
									| 243 | 
									.ADIUMEMOTICONSET - Adium Emoticon Set | 
									The Adium Team | 
								
					
 						
								
									| 244 | 
									.ADIUMHTMLLOG - Adium HTML Log | 
									The Adium Team | 
								
					
 						
								
									| 245 | 
									.ADIUMICON - Adium Icon | 
									The Adium Team | 
								
					
 						
								
									| 246 | 
									.ADIUMLIBPURPLEPLUGIN - Adium Lib Purple Plugin | 
									The Adium Team | 
								
					
 						
								
									| 247 | 
									.ADIUMLISTLAYOUT - Adium List Layout | 
									The Adium Team | 
								
					
 						
								
									| 248 | 
									.ADIUMLISTTHEME - Adium List Theme | 
									The Adium Team | 
								
					
 						
								
									| 249 | 
									.ADIUMLOG - Adium Log | 
									The Adium Team | 
								
					
 						
								
									| 250 | 
									.ADIUMMENUBARICONS - Adium Menu Bar Icon | 
									The Adium Team | 
								
					
 						
								
									| 251 | 
									.ADIUMMESSAGESTYLE - Adium Message Style | 
									The Adium Team | 
								
					
 						
								
									| 252 | 
									.ADIUMPLUGIN - Adium Plugin | 
									The Adium Team | 
								
					
 						
								
									| 253 | 
									.ADIUMSCRIPTS - Adium AppleScripts | 
									The Adium Team | 
								
					
 						
								
									| 254 | 
									.ADIUMSERVICEICONS - Adium Service Icons | 
									The Adium Team | 
								
					
 						
								
									| 255 | 
									.ADIUMSOUNDSET - Adium Sound Set | 
									The Adium Team | 
								
					
 						
								
									| 256 | 
									.ADIUMSTATUSICONS - Adium Status Icon | 
									The Adium Team | 
								
					
 						
								
									| 257 | 
									.ADJ - LISCAD Adjustment | 
									LISTECH | 
								
					
 						
								
									| 258 | 
									.ADJUSTMENTPRESETS - Apple Aperture Preset | 
									Apple, Inc. | 
								
					
 						
								
									| 259 | 
									.ADK - OS/2 Saved SKF Format | 
									IBM | 
								
					
 						
								
									| 260 | 
									.ADL - ADONIS Models And Model Groups Export | 
									BOC Information Technologies Consulting AG | 
								
					
 						
								
									| 261 | 
									.ADLS - ADL Workbench | 
									openEHR | 
								
					
 						
								
									| 262 | 
									.ADM - Administrator Policy Template Format | 
									N/A | 
								
					
 						
								
									| 263 | 
									.ADML - Microsoft Administrative Language-specific XML Template Format | 
									Microsoft | 
								
					
 						
								
									| 264 | 
									.ADMX - Microsoft Administrative XML Template Format | 
									Microsoft | 
								
					
 						
								
									| 265 | 
									.ADN - Microsoft Access Blank Project Template | 
									Microsoft | 
								
					
 						
								
									| 266 | 
									.ADO - Adobe Photoshop Duotone Format | 
									Adobe Systems | 
								
					
 						
								
									| 267 | 
									.ADOBEBRIDGE - Adobe Bridge | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 268 | 
									.ADOBENET - Adobe Production Studio | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 269 | 
									.ADOC - Authentica Secure Office Encoded Word Document | 
									N/A | 
								
					
 						
								
									| 270 | 
									.ADOS - Compound Document | 
									ADOS Corporation | 
								
					
 						
								
									| 271 | 
									.ADOX - ActivDox Document Format | 
									ActivDox | 
								
					
 						
								
									| 272 | 
									.ADP - Microsoft Access Project Format | 
									Microsoft | 
								
					
 						
								
									| 273 | 
									.ADPP - Adobe Device Central Package Profile | 
									Adobe Systems | 
								
					
 						
								
									| 274 | 
									.ADR - Opera Bookmarks Format | 
									N/A | 
								
					
 						
								
									| 275 | 
									.ADRG - ARC Digitized Raster Graphics | 
									Global Mapper Software LLC | 
								
					
 						
								
									| 276 | 
									.ADS - Ada Package Specification | 
									N/A | 
								
					
 						
								
									| 277 | 
									.ADSK - Autodesk Exchange | 
									Autodesk, Inc. | 
								
					
 						
								
									| 278 | 
									.ADSM - Advanced Split Machine Split | 
									Nikolas Ehrenberg | 
								
					
 						
								
									| 279 | 
									.ADT - Lingvo Dictionary Format | 
									Sage Software | 
								
					
 						
								
									| 280 | 
									.ADTG - Advanced Data TableGram | 
									N/A | 
								
					
 						
								
									| 281 | 
									.ADTS - Audio Data Transport Stream | 
									N/A | 
								
					
 						
								
									| 282 | 
									.ADU - Dictionary Format | 
									Addictive Software | 
								
					
 						
								
									| 283 | 
									.ADV - Nortek Acoustic Doppler Velocimeter Format | 
									Nortek | 
								
					
 						
								
									| 284 | 
									.ADVS - Adobe Device Central Format | 
									Adobe Systems | 
								
					
 						
								
									| 285 | 
									.ADW - Tamil Transliterater/font Converter | 
									Dr. K. Srinivasan | 
								
					
 						
								
									| 286 | 
									.ADX - Approach Database Index Format | 
									N/A | 
								
					
 						
								
									| 287 | 
									.ADZ - Amiga Emulator Compressed ADF Format | 
									N/A | 
								
					
 						
								
									| 288 | 
									.AD_ASM - Alibre Design CAD | 
									Alibre Inc. | 
								
					
 						
								
									| 289 | 
									.AD_PRT - Alibre Design CAD | 
									Alibre Inc. | 
								
					
 						
								
									| 290 | 
									.AE0 - NetBSD Ethernet Configuration | 
									NetBSD Foundation, Inc. | 
								
					
 						
								
									| 291 | 
									.AE1 - FileMaker Pro Runtime Database | 
									FileMaker, Inc. | 
								
					
 						
								
									| 292 | 
									.AEA - Ae Timer Alarm Document Format | 
									Google | 
								
					
 						
								
									| 293 | 
									.AEB - Alphacam Wire EDM VB Macro | 
									Planit Solutions Inc. | 
								
					
 						
								
									| 294 | 
									.AEC - DataCAD Drawing Format | 
									MAXON | 
								
					
 						
								
									| 295 | 
									.AED - Alphacam Wire EDM Drawing | 
									Planit Solutions Inc. | 
								
					
 						
								
									| 296 | 
									.AEE - ASUS Data Security Manager Encoded | 
									ASUSTeK Computer Inc. | 
								
					
 						
								
									| 297 | 
									.AEF - ELECTRICAL Designer Related | 
									ACERI, S. A. | 
								
					
 						
								
									| 298 | 
									.AEH - IPer Advanced Embedded Hypertext | 
									Visual Vision | 
								
					
 						
								
									| 299 | 
									.AEM - Alphacam Wire EDM Parameter Macro | 
									Planit Solutions Inc. | 
								
					
 						
								
									| 300 | 
									.AEP - Adobe After Effects Project Format | 
									Adobe Systems | 
								
					
 						
								
									| 301 | 
									.AEPKEY - Advanced Encryption Package Key Format | 
									InterCrypto | 
								
					
 						
								
									| 302 | 
									.AEPX - Adobe After Effects XML Project Format | 
									Adobe Systems | 
								
					
 						
								
									| 303 | 
									.AER - Adobe Atmosphere | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 304 | 
									.AES - AES Crypt Encrypted Format | 
									Packetizer | 
								
					
 						
								
									| 305 | 
									.AET - Adobe After Effects Template Format | 
									Adobe Systems | 
								
					
 						
								
									| 306 | 
									.AETX - Adobe After Effects Format | 
									Adobe Systems | 
								
					
 						
								
									| 307 | 
									.AEU - Microsoft AutoRoute Express Europe Route | 
									Microsoft Corporation | 
								
					
 						
								
									| 308 | 
									.AEX - Greetings Card Format | 
									Alpha Software | 
								
					
 						
								
									| 309 | 
									.AEXPK - PGP Armored Extracted Public Key | 
									PGP Corporation | 
								
					
 						
								
									| 310 | 
									.AF - 3DPlus Model | 
									Serif Europe Ltd. | 
								
					
 						
								
									| 311 | 
									.AF2 - Micrografx FlowCharter 2.0 Flowchart Format | 
									iGrafx | 
								
					
 						
								
									| 312 | 
									.AF3 - Micrografx FlowCharter Flowchart Format | 
									iGrafx | 
								
					
 						
								
									| 313 | 
									.AFA - Astrotite Compressed Data | 
									Fantiusen Software | 
								
					
 						
								
									| 314 | 
									.AFB - Alphacam Flame VB Macro | 
									Planit Solutions Inc. | 
								
					
 						
								
									| 315 | 
									.AFC - Compressed Audio Interchange Format Format | 
									N/A | 
								
					
 						
								
									| 316 | 
									.AFD - Alphacam Flame Drawing Format | 
									Planit | 
								
					
 						
								
									| 317 | 
									.AFE - Avid Media Metadata Format | 
									Avid Technology | 
								
					
 						
								
									| 318 | 
									.AFF - Advanced Forensics Format Disk Image | 
									Basis Technology | 
								
					
 						
								
									| 319 | 
									.AFG - Tablet Assembly | 
									JHI Plant Bioinformatics Group | 
								
					
 						
								
									| 320 | 
									.AFL - XMap Related | 
									DeLorme | 
								
					
 						
								
									| 321 | 
									.AFM - Adobe Font Metrics Format | 
									N/A | 
								
					
 						
								
									| 322 | 
									.AFN - ArtCAM Font | 
									Delcam plc | 
								
					
 						
								
									| 323 | 
									.AFO - Advanced File Organizer Catalog | 
									SoftPrime Development | 
								
					
 						
								
									| 324 | 
									.AFO-XVID - Compressed Video | 
									N/A | 
								
					
 						
								
									| 325 | 
									.AFP - FileProtector Encrypted Format | 
									AndrosaSoft | 
								
					
 						
								
									| 326 | 
									.AFPLOC - Apple Mac OS X Filing Protocol Location Format | 
									Apple | 
								
					
 						
								
									| 327 | 
									.AFPP - Mac Apple Share | 
									N/A | 
								
					
 						
								
									| 328 | 
									.AFR - FreeBSD | 
									N/A | 
								
					
 						
								
									| 329 | 
									.AFS - STAAD.foundation Project Format | 
									Bentley Systems | 
								
					
 						
								
									| 330 | 
									.AFS3 - AFS 3 Basic Encrypted | 
									Osborn Software | 
								
					
 						
								
									| 331 | 
									.AFT - Family Tree Data Format | 
									Ancestry.com | 
								
					
 						
								
									| 332 | 
									.AFW - Micrografx FlowCharter Work Area | 
									iGrafx, LCC. | 
								
					
 						
								
									| 333 | 
									.AFX - Auto F/X Image Format | 
									Auto FX Software | 
								
					
 						
								
									| 334 | 
									.AFZ - Family Tree Backup | 
									Ancestry.com Inc. | 
								
					
 						
								
									| 335 | 
									.AG - Applix Graphics | 
									IBM | 
								
					
 						
								
									| 336 | 
									.AG4 - Microsoft Access G4 | 
									Microsoft Corporation | 
								
					
 						
								
									| 337 | 
									.AGA - ArcGIS ArcGlobe | 
									Esri | 
								
					
 						
								
									| 338 | 
									.AGB - Nintendo Game Boy Advance ROM Image | 
									N/A | 
								
					
 						
								
									| 339 | 
									.AGC - Compiled Script | 
									John Bridges | 
								
					
 						
								
									| 340 | 
									.AGD - Agile Advantage Format | 
									AgileGraph | 
								
					
 						
								
									| 341 | 
									.AGD1 - Adobe FreeHand For Mac Drawing | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 342 | 
									.AGD2 - Adobe FreeHand 7 For Mac | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 343 | 
									.AGDB - ANSYS DesignSpace | 
									ANSYS Inc. | 
								
					
 						
								
									| 344 | 
									.AGE3REC - Age Of Empires III Recorded Game | 
									Microsoft Studios | 
								
					
 						
								
									| 345 | 
									.AGE3SAV - Age Of Empires III Save Game | 
									Microsoft Studios | 
								
					
 						
								
									| 346 | 
									.AGE3SCN - Age Of Empires III Scenario Format | 
									Microsoft | 
								
					
 						
								
									| 347 | 
									.AGE3XREC - Age Of Empires III: The WarChiefs Recorded | 
									Microsoft Studios | 
								
					
 						
								
									| 348 | 
									.AGE3XSAV - Age Of Empires III: The WarChiefs Save Game | 
									Microsoft Studios | 
								
					
 						
								
									| 349 | 
									.AGE3XSCN - Age Of Empires III: The WarChiefs Scenario | 
									Microsoft Studios | 
								
					
 						
								
									| 350 | 
									.AGE3YREC - Age Of Empires III: The Asian Dynasties Recorded Game | 
									Microsoft Studios | 
								
					
 						
								
									| 351 | 
									.AGE3YSAV - Age Of Empires III: The Asian Dynasties Save Game | 
									Microsoft Studios | 
								
					
 						
								
									| 352 | 
									.AGE3YSCN - Age Of Empires III: The Asian Dynasties Scenario | 
									Microsoft Studios | 
								
					
 						
								
									| 353 | 
									.AGENT - Forte Agent And FreeAgent Data | 
									Forté Inc. | 
								
					
 						
								
									| 354 | 
									.AGEO - Dream Aquarium Fish Model | 
									Dream Aquarium | 
								
					
 						
								
									| 355 | 
									.AGF - Atlas GIS Native Binary Geodataset | 
									Esri | 
								
					
 						
								
									| 356 | 
									.AGG - AggFlow Plant Flow Analysis | 
									BedRock Software Inc. | 
								
					
 						
								
									| 357 | 
									.AGGR - Adobe Captivate Aggregator Format | 
									Adobe Systems | 
								
					
 						
								
									| 358 | 
									.AGI - Asterisk Gateway Interface Format | 
									Digium | 
								
					
 						
								
									| 359 | 
									.AGIF - Active GIF Creator Project Format | 
									Image Tools Group | 
								
					
 						
								
									| 360 | 
									.AGILEKEYCHAIN - 1Password Data | 
									AgileBits Inc. | 
								
					
 						
								
									| 361 | 
									.AGL - ArgusLab Molecular Graphics Modelling | 
									Planaria Software LLC. | 
								
					
 						
								
									| 362 | 
									.AGLDEI - Adobe GoLive Template | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 363 | 
									.AGLS - Adobe GoLive Snippet | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 364 | 
									.AGLSL - Adobe GoLive Site | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 365 | 
									.AGM - Audio Format | 
									DTS | 
								
					
 						
								
									| 366 | 
									.AGMODULE - Adobe Lightroom Module | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 367 | 
									.AGO - Autolog Script | 
									Soft Machines | 
								
					
 						
								
									| 368 | 
									.AGP - ArtGem Project Format | 
									RL Vision | 
								
					
 						
								
									| 369 | 
									.AGPREFS - Adobe Photoshop Lightroom Preferences | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 370 | 
									.AGR - Ableton Live Groove Format | 
									Ableton | 
								
					
 						
								
									| 371 | 
									.AGS - AfterGRASP Script | 
									John Bridges | 
								
					
 						
								
									| 372 | 
									.AGTEMPLATE - Adobe Photoshop Lightroom Preset | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 373 | 
									.AGTOOLKIT - Adobe Photoshop Lightroom | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 374 | 
									.AGV - ArcGlobe Video Metadata | 
									Esri | 
								
					
 						
								
									| 375 | 
									.AGW - Aspen Graphics | 
									Aspen Research Group Ltd. | 
								
					
 						
								
									| 376 | 
									.AGWL - Abstract Grid Workflow Language | 
									Distributed and Parallel Systems - University of Innsbruck | 
								
					
 						
								
									| 377 | 
									.AGX - Rational XDE | 
									IBM | 
								
					
 						
								
									| 378 | 
									.AGX1 - Adobe FreeHand For Mac Extension | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 379 | 
									.AGZ - AggFlow Aggregate Plant Flow Diagram | 
									BedRock Software Inc. | 
								
					
 						
								
									| 380 | 
									.AH - FreeBSD | 
									The FreeBSD Foundation | 
								
					
 						
								
									| 381 | 
									.AHB - AIM High Briefcase Report | 
									Cosby Clifton Computer Consultants Ltd | 
								
					
 						
								
									| 382 | 
									.AHC - Resident Evil 4 | 
									Capcom Co., Ltd. | 
								
					
 						
								
									| 383 | 
									.AHD - Microsoft Dynamics AX On-line Help Data Format | 
									Microsoft | 
								
					
 						
								
									| 384 | 
									.AHF - Aces High Film | 
									N/A | 
								
					
 						
								
									| 385 | 
									.AHI - Microsoft Dynamics AX Online Help Index Format | 
									Microsoft | 
								
					
 						
								
									| 386 | 
									.AHK - AutoHotkey Script Format | 
									AutoHotkey | 
								
					
 						
								
									| 387 | 
									.AHL - EMule Metadata Format | 
									eMule | 
								
					
 						
								
									| 388 | 
									.AHOD - Homeworld | 
									Relic Entertainment Inc. | 
								
					
 						
								
									| 389 | 
									.AHP - AutoCAD Help | 
									Autodesk, Inc. | 
								
					
 						
								
									| 390 | 
									.AHS - Adobe Photoshop Halftone Screens Format | 
									Adobe Systems | 
								
					
 						
								
									| 391 | 
									.AHTM - HTML | 
									N/A | 
								
					
 						
								
									| 392 | 
									.AHTML - HTML | 
									N/A | 
								
					
 						
								
									| 393 | 
									.AHU - Adobe Photoshop Hue Saturation Lightness Format | 
									Adobe Systems | 
								
					
 						
								
									| 394 | 
									.AHX - WinAHX Tracker Module Format | 
									N/A | 
								
					
 						
								
									| 395 | 
									.AI - Adobe Illustrator Graphics Format | 
									Adobe Systems | 
								
					
 						
								
									| 396 | 
									.AI3 - Generic Encapsulated PostScript Graphic Format | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 397 | 
									.AI4 - Generic Encapsulated PostScript Graphic | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 398 | 
									.AI5 - Generic Encapsulated PostScript Graphic | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 399 | 
									.AI6 - Generic Encapsulated PostScript Graphic | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 400 | 
									.AI65 - Adobe PageMaker For Mac Extension | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 401 | 
									.AI7 - Generic Encapsulated PostScript Graphic | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 402 | 
									.AI8 - Generic Encapsulated PostScript Graphic Format | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 403 | 
									.AIA - Adobe Illustrator Action Format | 
									Adobe Systems | 
								
					
 						
								
									| 404 | 
									.AIC - Advanced Image Coding Format | 
									N/A | 
								
					
 						
								
									| 405 | 
									.AID - Star Trek Armada Arficicial Intelligence Parameters | 
									Activision | 
								
					
 						
								
									| 406 | 
									.AIDL - AIDL Interface | 
									Google Inc. | 
								
					
 						
								
									| 407 | 
									.AIF - Audio Interchange File Format Sound Format | 
									Apple | 
								
					
 						
								
									| 408 | 
									.AIFB - AIF Builder Project Format | 
									Symbian | 
								
					
 						
								
									| 409 | 
									.AIFC - Audio Interchange File Format Sound File With Compression | 
									N/A | 
								
					
 						
								
									| 410 | 
									.AIFF - Audio Interchange File Format | 
									Apple | 
								
					
 						
								
									| 411 | 
									.AIFR - Audio Interchange File Format | 
									N/A | 
								
					
 						
								
									| 412 | 
									.AIG - Architecture Drawing | 
									MCS Investments, Inc. | 
								
					
 						
								
									| 413 | 
									.AIH - Attribute Index | 
									Esri | 
								
					
 						
								
									| 414 | 
									.AIJ - Oracle After-Image Journal | 
									Oracle Corporation | 
								
					
 						
								
									| 415 | 
									.AIL - AutoImager | 
									Mystik Media | 
								
					
 						
								
									| 416 | 
									.AIM - AIMMS ASCII Model Format | 
									Paragon Decision Technology | 
								
					
 						
								
									| 417 | 
									.AIMPPL - AIMP Media Player Playlist Format | 
									AIMP DevTeam | 
								
					
 						
								
									| 418 | 
									.AIN - ArcView Attribute Index Format | 
									Valve | 
								
					
 						
								
									| 419 | 
									.AIO - Bitmap | 
									N/A | 
								
					
 						
								
									| 420 | 
									.AIP - Adobe Illustrator Plugin Format | 
									Adobe Systems | 
								
					
 						
								
									| 421 | 
									.AIR - Adobe AIR Rich Internet Applications | 
									Adobe Systems | 
								
					
 						
								
									| 422 | 
									.AIRAPPLICATION - Adobe AIR Application | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 423 | 
									.AIRI - Adobe AIR Intermediate | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 424 | 
									.AIRPORT - RealFlight Simulator | 
									Knife Edge Software | 
								
					
 						
								
									| 425 | 
									.AIRPORTS - RealFlight Airports Data | 
									Knife Edge Software | 
								
					
 						
								
									| 426 | 
									.AIS - ACDSee Album Image Sequence Format | 
									ACD Systems | 
								
					
 						
								
									| 427 | 
									.AIT - Adobe Illustrator Template Format | 
									Adobe Systems | 
								
					
 						
								
									| 428 | 
									.AIU - Advanced Installer Updates Configuration Format | 
									Caphyon | 
								
					
 						
								
									| 429 | 
									.AIV - AIVault Data Format | 
									EllaZ Systems | 
								
					
 						
								
									| 430 | 
									.AIW - Formula One 2001 Game | 
									Sony Corporation | 
								
					
 						
								
									| 431 | 
									.AIX - IBM AIX | 
									IBM | 
								
					
 						
								
									| 432 | 
									.AJA - Backup Revision Control Archive | 
									AJC Systems Ltd. | 
								
					
 						
								
									| 433 | 
									.AJB - Alphacam Water Jet VB Macro | 
									Planit Solutions Inc. | 
								
					
 						
								
									| 434 | 
									.AJD - Alphacam Water Jet Drawing | 
									Planit Solutions Inc. | 
								
					
 						
								
									| 435 | 
									.AJG - AJC Grep Project | 
									AJC Systems Ltd. | 
								
					
 						
								
									| 436 | 
									.AJL - CA ARCserve Backup Journal | 
									CA Technologies | 
								
					
 						
								
									| 437 | 
									.AJM - Alphacam Water Jet Parameter Macro | 
									Planit Solutions Inc. | 
								
					
 						
								
									| 438 | 
									.AJP - AJP Player Video Format | 
									N/A | 
								
					
 						
								
									| 439 | 
									.AKAI - Akai S-series Floppy Disk Image | 
									N/A | 
								
					
 						
								
									| 440 | 
									.AKF - Adobe Acrobat Key | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 441 | 
									.AKM - Aksharamala Keymap Binary | 
									Srinivas Annam | 
								
					
 						
								
									| 442 | 
									.AKP - Akai S5000, S6000 Program Format | 
									N/A | 
								
					
 						
								
									| 443 | 
									.AKS - Aksharamala Keymap Binary | 
									Srinivas Annam | 
								
					
 						
								
									| 444 | 
									.AKT - Aksharamala Keymap Source | 
									Srinivas Annam | 
								
					
 						
								
									| 445 | 
									.AKW - Adobe RoboHelp Help Project Index Designer | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 446 | 
									.AL - A-Law Compressed Sound Format | 
									N/A | 
								
					
 						
								
									| 447 | 
									.AL3 - Electronic Data Interchange | 
									ACORD | 
								
					
 						
								
									| 448 | 
									.AL8 - AAA Logo Project | 
									SWGSoft Inc. | 
								
					
 						
								
									| 449 | 
									.ALA - Alan Interactive Fiction Language | 
									Michael Arnaud | 
								
					
 						
								
									| 450 | 
									.ALAC - Apple Lossless Audio Codec Audio Format | 
									Apple | 
								
					
 						
								
									| 451 | 
									.ALARMZ - Alarmz Alarm | 
									Francis Gagné | 
								
					
 						
								
									| 452 | 
									.ALAW - A-Law Compressed Sound Format | 
									N/A | 
								
					
 						
								
									| 453 | 
									.ALB - Alpha Five Data Dictionary | 
									Alpha Software | 
								
					
 						
								
									| 454 | 
									.ALB3 - Adobe PageMaker Document | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 455 | 
									.ALB4 - Adobe PageMaker For Mac Document | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 456 | 
									.ALB5 - Adobe PageMaker 5 Document | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 457 | 
									.ALB6 - Adobe PageMaker For Mac | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 458 | 
									.ALBM - Photo Album Format | 
									HP | 
								
					
 						
								
									| 459 | 
									.ALBUM - Thumbnail Cache | 
									N/A | 
								
					
 						
								
									| 460 | 
									.ALC - Visual MP3 Embedded Dynamic Lyrics | 
									Ableton | 
								
					
 						
								
									| 461 | 
									.ALC4 - Adobe PageMaker For Mac Dictionary | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 462 | 
									.ALCO - URL Manager Pro | 
									Alco Blom | 
								
					
 						
								
									| 463 | 
									.ALD - Microsoft Dynamics AX Application Label Data Format | 
									Microsoft | 
								
					
 						
								
									| 464 | 
									.ALD2 - Adobe PageMaker For Mac | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 465 | 
									.ALD3 - Adobe PageMaker 3 For Mac | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 466 | 
									.ALD4 - Adobe Pagemaker 4 For Mac | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 467 | 
									.ALD5 - Adobe PageMaker 6 For Mac | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 468 | 
									.ALD6 - Adobe PageMaker 6 For Mac | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 469 | 
									.ALDF - Aldefaer Data | 
									Stichting Aldfaer | 
								
					
 						
								
									| 470 | 
									.ALE - Avid Log File Format | 
									Avid Technology | 
								
					
 						
								
									| 471 | 
									.ALF - ACT! Lookup Format | 
									The Sage Group | 
								
					
 						
								
									| 472 | 
									.ALF6 - PageMaker Default | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 473 | 
									.ALG - ER Mapper Algorithm | 
									ERDAS, Inc. | 
								
					
 						
								
									| 474 | 
									.ALH5 - Adobe PageMaker Add-in | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 475 | 
									.ALI - BlackBerry Application Loader Format | 
									Microsoft | 
								
					
 						
								
									| 476 | 
									.ALIAS - Alias Image | 
									N/A | 
								
					
 						
								
									| 477 | 
									.ALIASES - LabVIEW IP Adresses Map | 
									National Instruments Corporation | 
								
					
 						
								
									| 478 | 
									.ALL - Cubasis Project Format | 
									Steinberg | 
								
					
 						
								
									| 479 | 
									.ALLOW - Linux Access | 
									Various Linux developers | 
								
					
 						
								
									| 480 | 
									.ALM - Alpha Five Database Information | 
									Alpha Software, Inc. | 
								
					
 						
								
									| 481 | 
									.ALMB - Mac OS 8.1 Action Module Data | 
									N/A | 
								
					
 						
								
									| 482 | 
									.ALMN - Location Manager Module | 
									Apple, Inc. | 
								
					
 						
								
									| 483 | 
									.ALN - LexNavigator Database Update | 
									UltraTech Group | 
								
					
 						
								
									| 484 | 
									.ALO - Star Wars: Empire At War Game | 
									LucasArts Entertainment Company, LLC | 
								
					
 						
								
									| 485 | 
									.ALP - Ableton Live Pack Format | 
									Ableton | 
								
					
 						
								
									| 486 | 
									.ALR - ADRIFT Language Resource Format | 
									Campbell Wild | 
								
					
 						
								
									| 487 | 
									.ALS - Ableton Live Project Format | 
									Ableton | 
								
					
 						
								
									| 488 | 
									.ALT - Microsoft Dynamics AX Temporary Format | 
									Microsoft | 
								
					
 						
								
									| 489 | 
									.ALT3 - Adobe PageMaker Template | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 490 | 
									.ALT4 - Adobe PageMaker For Mac | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 491 | 
									.ALT5 - Adobe Pagemaker 5 For Mac Document | 
									N/A | 
								
					
 						
								
									| 492 | 
									.ALT6 - Adobe PageMaker 6 | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 493 | 
									.ALTH - QuickHelp For Mac | 
									Excel Software | 
								
					
 						
								
									| 494 | 
									.ALTP - QuickHelp | 
									Excel Software | 
								
					
 						
								
									| 495 | 
									.ALTQ - QuickView Settings | 
									N/A | 
								
					
 						
								
									| 496 | 
									.ALTV - QuickView Help | 
									N/A | 
								
					
 						
								
									| 497 | 
									.ALV - Adobe Photoshop Levels Format | 
									Adobe Systems | 
								
					
 						
								
									| 498 | 
									.ALW - A-law G.711 European Telephony Format | 
									N/A | 
								
					
 						
								
									| 499 | 
									.ALX - BlackBerry Application Loader Format | 
									Microsoft | 
								
					
 						
								
									| 500 | 
									.ALY - Sage ACT! | 
									The Sage Group plc | 
								
					
 						
								
									| 501 | 
									.ALZ - ALZip Compressed Format | 
									ESTsoft | 
								
					
 						
								
									| 502 | 
									.AM - GLPK Automake/autoconf Makefile Definitions Format | 
									Automake | 
								
					
 						
								
									| 503 | 
									.AM1 - Adventure Maker Project Format | 
									The Adventure Maker Team | 
								
					
 						
								
									| 504 | 
									.AM2 - AutoPlay Menu Studio Ver.2 Data | 
									Indigo Rose Corporation | 
								
					
 						
								
									| 505 | 
									.AM3 - AutoPlay Menu Studio Ver.3 Data | 
									Indigo Rose Corporation | 
								
					
 						
								
									| 506 | 
									.AM4 - AutoPlay Menu Studio Version 4 Project Format | 
									Indigo Rose | 
								
					
 						
								
									| 507 | 
									.AM5 - AutoPlay Menu Studio Ver.5 Data Format | 
									Indigo Rose | 
								
					
 						
								
									| 508 | 
									.AM6 - AutoPlay Menu Studio Ver.6 Data Format | 
									Indigo Rose | 
								
					
 						
								
									| 509 | 
									.AM7 - AutoPlay Menu Studio Ver.7 Data Format | 
									Indigo Rose | 
								
					
 						
								
									| 510 | 
									.AMA - ArcGIS ArcMap | 
									Esri | 
								
					
 						
								
									| 511 | 
									.AMAYA - Amaya | 
									W3C | 
								
					
 						
								
									| 512 | 
									.AMB - Alphacam 3D Mill Or 2D Mill VB Macro Format | 
									Bolide Software | 
								
					
 						
								
									| 513 | 
									.AMC - Ant Movie Catalog Format | 
									N/A | 
								
					
 						
								
									| 514 | 
									.AMD - Alphacam 3D Mill, 2D Mill Drawing | 
									Planit Solutions Inc. | 
								
					
 						
								
									| 515 | 
									.AME - ACT! E-mail System Library | 
									The Sage Group plc | 
								
					
 						
								
									| 516 | 
									.AMF - DSMIA/Asylum Module Music Format | 
									N/A | 
								
					
 						
								
									| 517 | 
									.AMFM - Adobe Multiple Font Metrics Format | 
									Adobe Systems | 
								
					
 						
								
									| 518 | 
									.AMI - Amica Paint | 
									N/A | 
								
					
 						
								
									| 519 | 
									.AMIPRO - Ami Pro Table Structure | 
									N/A | 
								
					
 						
								
									| 520 | 
									.AMJ - AceMoney | 
									MechCAD | 
								
					
 						
								
									| 521 | 
									.AMK - AceMoney Backup | 
									MechCAD | 
								
					
 						
								
									| 522 | 
									.AML - Microsoft Assistance Markup Language | 
									Microsoft | 
								
					
 						
								
									| 523 | 
									.AMM - Abbyy Format | 
									ABBYY | 
								
					
 						
								
									| 524 | 
									.AMO - AIM AOL Instant Messenger UI Extension | 
									AOL Inc. | 
								
					
 						
								
									| 525 | 
									.AMODEL - ActiveModeler Project | 
									KAISHA-Tec Co. Ltd | 
								
					
 						
								
									| 526 | 
									.AMOS - AMOS Basic Code | 
									IBM | 
								
					
 						
								
									| 527 | 
									.AMP - Adobe Photoshop Arbitrary Map Settings Format | 
									Adobe Systems | 
								
					
 						
								
									| 528 | 
									.AMR - Adaptive Multi-Rate Compressed Audio Format | 
									N/A | 
								
					
 						
								
									| 529 | 
									.AMS - Velvet Studio Module Format | 
									N/A | 
								
					
 						
								
									| 530 | 
									.AMSM - Atomic Mail Sender Project | 
									AtomPark Software Inc. | 
								
					
 						
								
									| 531 | 
									.AMSORM - OnLine Ringman Format | 
									Xcira | 
								
					
 						
								
									| 532 | 
									.AMST - Atomic Mail Sender Template | 
									AtomPark Software Inc. | 
								
					
 						
								
									| 533 | 
									.AMT - ABBYY Finereader 5.0 Pro | 
									N/A | 
								
					
 						
								
									| 534 | 
									.AMT50 - BERNINA V5.0 Embroidery Software Template | 
									N/A | 
								
					
 						
								
									| 535 | 
									.AMT60 - BERNINA V6.0 Embroidery Software Template | 
									N/A | 
								
					
 						
								
									| 536 | 
									.AMU - Sony PictureGear Studio Photo Album Format | 
									Sony | 
								
					
 						
								
									| 537 | 
									.AMV - AMV Video File Format | 
									N/A | 
								
					
 						
								
									| 538 | 
									.AMW - Alcorn McBride Show Controller | 
									Alcorn McBride, Inc. | 
								
					
 						
								
									| 539 | 
									.AMX - Adobe Motion Exchange Format | 
									Adobe Systems | 
								
					
 						
								
									| 540 | 
									.AMXD - Max For Live Project Format | 
									Ableton | 
								
					
 						
								
									| 541 | 
									.AMXX - AMX Mod X Plug-in Format | 
									N/A | 
								
					
 						
								
									| 542 | 
									.AMZ - Amazon MP3 Downloader Format | 
									Amazon | 
								
					
 						
								
									| 543 | 
									.AN - Adobe Edge Animate Project Format | 
									Adobe Systems | 
								
					
 						
								
									| 544 | 
									.AN1 - DeLorme Street Atlas Drawing Format | 
									DeLorme | 
								
					
 						
								
									| 545 | 
									.AN2 - Croc Animation Format | 
									Argonaut Software | 
								
					
 						
								
									| 546 | 
									.AN8 - Anim8or 3D Animation Format | 
									Steven Glanville | 
								
					
 						
								
									| 547 | 
									.ANA - Analysis For Windows | 
									Cuylaerts Engineering | 
								
					
 						
								
									| 548 | 
									.ANAT - XNBC Network Anatomy | 
									N/A | 
								
					
 						
								
									| 549 | 
									.ANC - Alphacam NC Program | 
									Planit Solutions Inc. | 
								
					
 						
								
									| 550 | 
									.ANDROID - Readme | 
									N/A | 
								
					
 						
								
									| 551 | 
									.ANE - Adobe AIR Native Extension Format | 
									Adobe Systems | 
								
					
 						
								
									| 552 | 
									.ANF - ANSYS DesignModeler | 
									ANSYS Inc. | 
								
					
 						
								
									| 553 | 
									.ANG - AIMSUN NG Related | 
									TSS-Transport Simulation Systems | 
								
					
 						
								
									| 554 | 
									.ANH - ActivTrak Net View History | 
									Birch Grove Software, Inc. | 
								
					
 						
								
									| 555 | 
									.ANI - Animated Cursor | 
									Microsoft | 
								
					
 						
								
									| 556 | 
									.ANIM - Amiga Animation Format | 
									Cloanto Italia srl | 
								
					
 						
								
									| 557 | 
									.ANIMSET - FaceFX Animation Set Format | 
									OC3 Entertainment | 
								
					
 						
								
									| 558 | 
									.ANIMSET_INGAME - FaceFX In-Game Animation Set Format | 
									OC3 Entertainment | 
								
					
 						
								
									| 559 | 
									.ANISO - Chemical Crystallography | 
									Chemical Crystallography Laboratory, Oxford | 
								
					
 						
								
									| 560 | 
									.ANJUTA - Anjuta DevStudio Project Format | 
									The GNOME Project | 
								
					
 						
								
									| 561 | 
									.ANKI - Anki Deck | 
									Damien Elmes | 
								
					
 						
								
									| 562 | 
									.ANL - Project Analyzer Saved Analysis | 
									Aivosto Oy | 
								
					
 						
								
									| 563 | 
									.ANM - 3D Animation Format | 
									N/A | 
								
					
 						
								
									| 564 | 
									.ANME - Anime Studio Project Format | 
									Smith Micro | 
								
					
 						
								
									| 565 | 
									.ANN - Microsoft Windows Help Annotation Format | 
									N/A | 
								
					
 						
								
									| 566 | 
									.ANNOT - Adobe Digital Editions Annotations Format | 
									Adobe Systems | 
								
					
 						
								
									| 567 | 
									.ANR - DeLorme Street Atlas Route | 
									DeLorme | 
								
					
 						
								
									| 568 | 
									.ANS - ANSI Text File (ANSI Art) | 
									N/A | 
								
					
 						
								
									| 569 | 
									.ANSR - AnswerTool Answer Document | 
									DTLink LLC | 
								
					
 						
								
									| 570 | 
									.ANSYM - Adobe Edge Animate Library Format | 
									Adobe Systems | 
								
					
 						
								
									| 571 | 
									.ANT - CalcAnt Saved Calculation | 
									SFR GmbH | 
								
					
 						
								
									| 572 | 
									.ANTIFRAG - DC++ Incomplete Download | 
									N/A | 
								
					
 						
								
									| 573 | 
									.ANTISPAM5 - Personal AntiSpam Settings Format | 
									Intego | 
								
					
 						
								
									| 574 | 
									.ANTMPL - Adobe Edge Animate Template | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 575 | 
									.ANV - AirNav Image | 
									N/A | 
								
					
 						
								
									| 576 | 
									.ANX - HotDocs Answer Format | 
									HotDocs | 
								
					
 						
								
									| 577 | 
									.ANY - AnyRail Layout Plan Format | 
									DRail Modelspoor Software | 
								
					
 						
								
									| 578 | 
									.ANYDVDHD - AnyDVD Registration Key | 
									SlySoft | 
								
					
 						
								
									| 579 | 
									.AO - ActionOutline Data | 
									Green Parrots Software | 
								
					
 						
								
									| 580 | 
									.AOB - DVD Audio Object Format | 
									N/A | 
								
					
 						
								
									| 581 | 
									.AOD - Microsoft Dynamics AX Object Data Format | 
									Microsoft | 
								
					
 						
								
									| 582 | 
									.AOF - Artlantis Object Format | 
									Abvent Group | 
								
					
 						
								
									| 583 | 
									.AOI - AOI Scene Format | 
									Peter Eastman | 
								
					
 						
								
									| 584 | 
									.AOIS - CFS Console Add-on Installer Settings Format | 
									Zaplots | 
								
					
 						
								
									| 585 | 
									.AOL - America On-line Related Format | 
									AOL | 
								
					
 						
								
									| 586 | 
									.AOM - Adobe After Effects Output Settings Format | 
									Adobe Systems | 
								
					
 						
								
									| 587 | 
									.AOP - JBoss AS JAR Archive | 
									Red Hat, Inc. | 
								
					
 						
								
									| 588 | 
									.AOS - Archos Signed Encrypted Data Format | 
									ARCHOS | 
								
					
 						
								
									| 589 | 
									.AOT - ZenWorks SnAppShot Application Binary Object Template | 
									N/A | 
								
					
 						
								
									| 590 | 
									.AP - Fifth Generation Systems Active Page Format | 
									Fifth Generation Systems | 
								
					
 						
								
									| 591 | 
									.AP0 - Microsoft Windows APW_data | 
									Microsoft Corporation | 
								
					
 						
								
									| 592 | 
									.AP2 - ActivInspire Resource Pack | 
									Promethean World plc | 
								
					
 						
								
									| 593 | 
									.AP3 - Asprova Project | 
									Asprova Corporation | 
								
					
 						
								
									| 594 | 
									.AP? - LoseThos C+ Source | 
									Terry A. Davis | 
								
					
 						
								
									| 595 | 
									.APA - RSView Application Manager Archive | 
									Rockwell Automation | 
								
					
 						
								
									| 596 | 
									.APALBUM - Apple Aperture Album Format | 
									Apple | 
								
					
 						
								
									| 597 | 
									.APB - Alphacam Punch VB Macro | 
									Planit Solutions Inc. | 
								
					
 						
								
									| 598 | 
									.APC - AiroPeek Wireless Trace Capture | 
									WILDPACKETS, INC. | 
								
					
 						
								
									| 599 | 
									.APCDOC - Ashampoo Photo Commander | 
									Ashampoo GmbH & Co. KG | 
								
					
 						
								
									| 600 | 
									.APD - ACDSee Photo Document | 
									ACD Systems | 
								
					
 						
								
									| 601 | 
									.APDB - Apple Aperture Library | 
									Apple, Inc. | 
								
					
 						
								
									| 602 | 
									.APDETECTED - Apple IPhoto | 
									Apple, Inc. | 
								
					
 						
								
									| 603 | 
									.APDISK - Apple Mac OS X Related | 
									Apple, Inc. | 
								
					
 						
								
									| 604 | 
									.APE - Winamp Plug-ins AVS Format | 
									Nullsoft | 
								
					
 						
								
									| 605 | 
									.APERTUREEDIT - Apple Aperture | 
									Apple, Inc. | 
								
					
 						
								
									| 606 | 
									.APERTUREEXPORT - Apple Aperture | 
									Apple, Inc. | 
								
					
 						
								
									| 607 | 
									.APEX - AVM Sample Studio Bank | 
									N/A | 
								
					
 						
								
									| 608 | 
									.APF - Adobe Acrobat Profile Format | 
									Adobe Systems | 
								
					
 						
								
									| 609 | 
									.APFACENAME - Apple IPhoto Face Data | 
									Apple, Inc. | 
								
					
 						
								
									| 610 | 
									.APG - APGen Script | 
									N/A | 
								
					
 						
								
									| 611 | 
									.APH - Ability Photoalbum Album Database Format | 
									Ability Plus Software | 
								
					
 						
								
									| 612 | 
									.API - Adobe Acrobat Plugin Format | 
									Adobe Systems | 
								
					
 						
								
									| 613 | 
									.APIN - Adobe InDesign Import/export Filter | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 614 | 
									.API_FILTERS - Eclipse API Settings | 
									The Eclipse Foundation | 
								
					
 						
								
									| 615 | 
									.APJ - AutoCAD Project | 
									Autodesk, Inc. | 
								
					
 						
								
									| 616 | 
									.APK - Google Android Package Format | 
									Google | 
								
					
 						
								
									| 617 | 
									.APL - ArcPad Layer Format | 
									ESRI | 
								
					
 						
								
									| 618 | 
									.APLG - Audials One Add-on Format | 
									RapidSolution Software | 
								
					
 						
								
									| 619 | 
									.APLIBRARY - Aperture Pictures Library Database Format | 
									Apple | 
								
					
 						
								
									| 620 | 
									.APLMODEL - Apple ICal | 
									Apple, Inc. | 
								
					
 						
								
									| 621 | 
									.APLN - Adobe InDesign 3rd Party Extension | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 622 | 
									.APLP - Audials One Add-on Installation Package Format | 
									RapidSolution Software | 
								
					
 						
								
									| 623 | 
									.APLT - Mac OS X AppleScript Applet | 
									Apple, Inc. | 
								
					
 						
								
									| 624 | 
									.APM - Aldus Placeable Metafile | 
									Adobe Systems | 
								
					
 						
								
									| 625 | 
									.APNG - Animated Portable Network Graphics Format | 
									N/A | 
								
					
 						
								
									| 626 | 
									.APNX - Amazon Kindle Index Format | 
									Amazon | 
								
					
 						
								
									| 627 | 
									.APO - Abacre Paperless Office | 
									Abacre Limited | 
								
					
 						
								
									| 628 | 
									.APP - MAC Application Package Or Core System Service Format | 
									Apple | 
								
					
 						
								
									| 629 | 
									.APP-SE - Sony Ericsson XPERIA X10 | 
									N/A | 
								
					
 						
								
									| 630 | 
									.APPCACHE - HTML5 Cache Manifest | 
									N/A | 
								
					
 						
								
									| 631 | 
									.APPDATA - VMWare Cache | 
									VMware, Inc. | 
								
					
 						
								
									| 632 | 
									.APPDOWNLOAD - Mac OS X App Store Incomplete Download Format | 
									Apple | 
								
					
 						
								
									| 633 | 
									.APPICON - VMWare Cache | 
									VMware, Inc. | 
								
					
 						
								
									| 634 | 
									.APPLE - Apple AppleSingle Data | 
									N/A | 
								
					
 						
								
									| 635 | 
									.APPLEDOUBLE - Apple AppleDouble Resource | 
									Apple, Inc. | 
								
					
 						
								
									| 636 | 
									.APPLESCRIPT - AppleScript Script Format | 
									Apple | 
								
					
 						
								
									| 637 | 
									.APPLESYNCINFO - IOS | 
									Apple, Inc. | 
								
					
 						
								
									| 638 | 
									.APPLET - Eclipse IDE For Java Developers Format | 
									Eclipse | 
								
					
 						
								
									| 639 | 
									.APPLETVIEWER - Java Appletviewer | 
									Oracle Corporation | 
								
					
 						
								
									| 640 | 
									.APPLE_PARTITION_MAP - Apple Partition Scheme | 
									Apple, Inc. | 
								
					
 						
								
									| 641 | 
									.APPLICATION - ClickOnce Deployment Manifest Format | 
									Microsoft | 
								
					
 						
								
									| 642 | 
									.APPREF-MS - Application Reference Format | 
									Microsoft | 
								
					
 						
								
									| 643 | 
									.APPUP - Erlang Application Upgrade Format | 
									Erlang | 
								
					
 						
								
									| 644 | 
									.APPV - App-V Archive | 
									Microsoft Corporation | 
								
					
 						
								
									| 645 | 
									.APPX - Microsoft AppX Application Package Format | 
									Microsoft | 
								
					
 						
								
									| 646 | 
									.APPXMANIFEST - Windows Store App Source Manifest | 
									N/A | 
								
					
 						
								
									| 647 | 
									.APPXSYM - Microsoft Visual Studio Windows 8 Application Information Format | 
									Microsoft | 
								
					
 						
								
									| 648 | 
									.APPXUPLOAD - Microsoft Visual Studio Windows 8 Application Upload Format | 
									Microsoft | 
								
					
 						
								
									| 649 | 
									.APR - ArcView Project Format | 
									ESRI | 
								
					
 						
								
									| 650 | 
									.APREF-MS - Application Reference | 
									Microsoft Corporation | 
								
					
 						
								
									| 651 | 
									.APRJ - ApacheConf Project | 
									Zecos Software | 
								
					
 						
								
									| 652 | 
									.APS - Microsoft Visual C++ Binary Version Of Resource Format | 
									Microsoft | 
								
					
 						
								
									| 653 | 
									.APSMARTALBUM - Apple Aperture | 
									Apple, Inc. | 
								
					
 						
								
									| 654 | 
									.APT - Almost Plain Text Format | 
									N/A | 
								
					
 						
								
									| 655 | 
									.APU - Audacity Audio | 
									Audacity | 
								
					
 						
								
									| 656 | 
									.APV - Acerose Password | 
									Dexadine, Inc. | 
								
					
 						
								
									| 657 | 
									.APVAULT - Apple Aperture Vault | 
									Apple, Inc. | 
								
					
 						
								
									| 658 | 
									.APW - Password | 
									RomanLab Co. Ltd. | 
								
					
 						
								
									| 659 | 
									.APX - Borland C++ Appexpert Database Format | 
									Embarcadero Technologies | 
								
					
 						
								
									| 660 | 
									.APXL - Apple Keynote Presentation XML Document Settings Format | 
									Apple | 
								
					
 						
								
									| 661 | 
									.APXT - DataLink Setting | 
									Apperson Education Products | 
								
					
 						
								
									| 662 | 
									.APZ - AMS Shared Project Format | 
									Indigo Rose | 
								
					
 						
								
									| 663 | 
									.AP_ - Google Android Development Resources Package Format | 
									Google | 
								
					
 						
								
									| 664 | 
									.AQ - Ancestral Quest Genealogy | 
									Incline Software, LC | 
								
					
 						
								
									| 665 | 
									.AQ1 - AptiQuiz Test | 
									RJ Software | 
								
					
 						
								
									| 666 | 
									.AQA - AptiQuiz Result | 
									RJ Software | 
								
					
 						
								
									| 667 | 
									.AQC - AquaChem Database | 
									Schlumberger Limited | 
								
					
 						
								
									| 668 | 
									.AQF - Aquifer-Generated Web Page | 
									Liquid Development, LLP | 
								
					
 						
								
									| 669 | 
									.AQL - AOL DLL | 
									N/A | 
								
					
 						
								
									| 670 | 
									.AQM - AlpineQuest GPS Hiking Map Format | 
									MOBAC | 
								
					
 						
								
									| 671 | 
									.AQP - Quizmaker 08 And Older Quiz | 
									Articulate Global, Inc. | 
								
					
 						
								
									| 672 | 
									.AQQ - AQQ Extension | 
									AQQ Sp. z o.o. | 
								
					
 						
								
									| 673 | 
									.AQT - AQTitle Subtitles Format | 
									N/A | 
								
					
 						
								
									| 674 | 
									.AQZ - Amateur Radio Questionary Data | 
									N/A | 
								
					
 						
								
									| 675 | 
									.AR - Linux/Unix Command Library Format | 
									N/A | 
								
					
 						
								
									| 676 | 
									.AR-WMP - BrainVoyager QX Anatomical-resolution Volume Map | 
									Rainer Goebel | 
								
					
 						
								
									| 677 | 
									.ARA - Archivaldo Resource Archive | 
									LittleApps | 
								
					
 						
								
									| 678 | 
									.ARB - Alphacam Router VB Macro | 
									Planit Solutions Inc. | 
								
					
 						
								
									| 679 | 
									.ARBVP1 - Google Earth Shader | 
									Google Inc. | 
								
					
 						
								
									| 680 | 
									.ARC - ARC Lossless Data Compression And Archive Format | 
									Ivan Zahariev | 
								
					
 						
								
									| 681 | 
									.ARCH00 - F.E.A.R. Game Archive Format | 
									Sierra | 
								
					
 						
								
									| 682 | 
									.ARCH01 - F.E.A.R. 2 Game | 
									Monolith Productions, Inc. | 
								
					
 						
								
									| 683 | 
									.ARCHCFG - F.E.A.R. 2 Project Origin Configuration | 
									Monolith Productions, Inc. | 
								
					
 						
								
									| 684 | 
									.ARCHITECT - Soundweb London Design | 
									BSS Audio | 
								
					
 						
								
									| 685 | 
									.ARCHIVER - Incredible Bee Archiver Archive | 
									Incredible Bee | 
								
					
 						
								
									| 686 | 
									.ARCINFO - ArcInfo Info | 
									Esri | 
								
					
 						
								
									| 687 | 
									.ARCUT - Adobe Prelude Rough Cut Format | 
									Adobe Systems | 
								
					
 						
								
									| 688 | 
									.ARD - ArtiosCAD Workspace Format | 
									Esko | 
								
					
 						
								
									| 689 | 
									.ARE - BioWare Aurora Engine Area | 
									BioWare | 
								
					
 						
								
									| 690 | 
									.ARENA - Quake 3 Id Tech 3 Game Engine Arena Settings Format | 
									id Software | 
								
					
 						
								
									| 691 | 
									.ARF - WebEx Advanced Recording Format | 
									WebEx Communicatons | 
								
					
 						
								
									| 692 | 
									.ARFF - Weka Attribute-relation Format | 
									University of Waikato | 
								
					
 						
								
									| 693 | 
									.ARG - AutoCAD Profile Export Format | 
									Autodesk | 
								
					
 						
								
									| 694 | 
									.ARGO - ArgoUML Project | 
									Tigris.org | 
								
					
 						
								
									| 695 | 
									.ARH - El Airplane Game Archive Format | 
									Alawar Entertainment | 
								
					
 						
								
									| 696 | 
									.ARI - ARRI Raw Image Format | 
									ARRI Group | 
								
					
 						
								
									| 697 | 
									.ARIA - Chipsounds Audio Format | 
									Plogue | 
								
					
 						
								
									| 698 | 
									.ARIAX - Chipsounds XML Sound Format | 
									Plogue | 
								
					
 						
								
									| 699 | 
									.ARJ - ARJ Compressed Archive Format | 
									ARJ Software | 
								
					
 						
								
									| 700 | 
									.ARK - ARC File Archiver CPM/Port Archive Format | 
									ARK11 | 
								
					
 						
								
									| 701 | 
									.ARL - AOL Organizer Format | 
									AOL | 
								
					
 						
								
									| 702 | 
									.ARLC - Commandos 2 Men Of Courage Game | 
									Eidos Interactive Ltd. | 
								
					
 						
								
									| 703 | 
									.ARM - MySQL Archive Storage Engine Metadata | 
									Oracle Corporation | 
								
					
 						
								
									| 704 | 
									.ARMA2OAPROFILE - ArmA 2 Settings | 
									Bohemia Interactive | 
								
					
 						
								
									| 705 | 
									.ARMA2PROFILE - ARMA2 Profile | 
									Bohemia Interactive | 
								
					
 						
								
									| 706 | 
									.ARMX - ASP.NET Source | 
									Microsoft Corporation | 
								
					
 						
								
									| 707 | 
									.ARMY - Impossible Creatures Collection Of Created Creatures | 
									Microsoft Studios | 
								
					
 						
								
									| 708 | 
									.ARN - Astronomical Research Network Image Format | 
									N/A | 
								
					
 						
								
									| 709 | 
									.ARO - SteelArrow Script Format | 
									Tomahawk Technologies | 
								
					
 						
								
									| 710 | 
									.ARP - Alphacam Router Post Format | 
									Redbana | 
								
					
 						
								
									| 711 | 
									.ARPACK - ArtRage Package | 
									Ambient Design | 
								
					
 						
								
									| 712 | 
									.ARPI - Adobe Extension | 
									N/A | 
								
					
 						
								
									| 713 | 
									.ARQ - BSM Action Request System Client Macro | 
									BMC Software, Inc. | 
								
					
 						
								
									| 714 | 
									.ARR - Advanced RAR Password Recovery Project Format | 
									Elcomsoft | 
								
					
 						
								
									| 715 | 
									.ARS - Adobe After Effects Render Settings Format | 
									Adobe Systems | 
								
					
 						
								
									| 716 | 
									.ARSC - Google Android Resource Format | 
									Google | 
								
					
 						
								
									| 717 | 
									.ARSCRIPT - ArtRage Script | 
									Ambient Design | 
								
					
 						
								
									| 718 | 
									.ART - Bernina Artista Embroidery Format | 
									Bernina | 
								
					
 						
								
									| 719 | 
									.ART42 - V1.x Explorations Projects | 
									N/A | 
								
					
 						
								
									| 720 | 
									.ART50 - BERNINA V5.0 Embroidery Software Designs | 
									BERNINA International AG | 
								
					
 						
								
									| 721 | 
									.ART6 - Articulate Presenter Compressed | 
									Articulate Global, Inc. | 
								
					
 						
								
									| 722 | 
									.ART60 - BERNINA V6.0 Embroidery Software Designs | 
									BERNINA International AG | 
								
					
 						
								
									| 723 | 
									.ARTB - Artboard Vector Drawing Format | 
									Mapdiva | 
								
					
 						
								
									| 724 | 
									.ARTF - Adobe FreeHand Xtra | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 725 | 
									.ARTPROJ - Artifacts Project Format | 
									Versioned | 
								
					
 						
								
									| 726 | 
									.ARTWORK - ArtStudio Image Format | 
									DrawingHand | 
								
					
 						
								
									| 727 | 
									.ARTX - Artisteer Project | 
									Extensoft, Inc. | 
								
					
 						
								
									| 728 | 
									.ARTZ - Adobe Illustrator For Mac | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 729 | 
									.ARU - Autorun.aru Malicious | 
									N/A | 
								
					
 						
								
									| 730 | 
									.ARV - Microsoft Autoroute User Information | 
									Microsoft Corporation | 
								
					
 						
								
									| 731 | 
									.ARW - Sony Digital Camera RAW Image Format | 
									Sony | 
								
					
 						
								
									| 732 | 
									.ARX - AutoCAD Runtime Extension Format | 
									Autodesk | 
								
					
 						
								
									| 733 | 
									.ARXML - AUTOSAR XML | 
									N/A | 
								
					
 						
								
									| 734 | 
									.ARY - SmartStart Scripting Toolkit | 
									Hewlett-Packard Company | 
								
					
 						
								
									| 735 | 
									.ARZ - MySQL Archive Storage Engine Data | 
									Oracle Corporation | 
								
					
 						
								
									| 736 | 
									.AS - Adobe Flash ActionScript Document | 
									Adobe Systems | 
								
					
 						
								
									| 737 | 
									.AS$ - Microsoft Word Temporary | 
									Microsoft Corporation | 
								
					
 						
								
									| 738 | 
									.AS2 - ACTIVstudio Resource | 
									Promethean World plc | 
								
					
 						
								
									| 739 | 
									.AS2PROJ - FlashDevelop Project Format | 
									FlashDevelop | 
								
					
 						
								
									| 740 | 
									.AS3A - ActivInspire Resource | 
									Promethean World plc | 
								
					
 						
								
									| 741 | 
									.AS3PROJ - FlashDevelop ActionScript 3 Project Format | 
									FlashDevelop | 
								
					
 						
								
									| 742 | 
									.AS4 - AskSam Backup Format | 
									askSam Systems | 
								
					
 						
								
									| 743 | 
									.AS4A - ActivInspire Resource Pack | 
									Promethean World plc | 
								
					
 						
								
									| 744 | 
									.AS? - LoseThos Assembly Source | 
									Terry A. Davis | 
								
					
 						
								
									| 745 | 
									.ASA - Active Server Configuration Format | 
									N/A | 
								
					
 						
								
									| 746 | 
									.ASAT - Assemble SAT 3D Model Format | 
									N/A | 
								
					
 						
								
									| 747 | 
									.ASAX - ASP.NET Application Optional Source Format | 
									Microsoft | 
								
					
 						
								
									| 748 | 
									.ASB - Alphacam Stone VB Macro Format | 
									Planit | 
								
					
 						
								
									| 749 | 
									.ASBX - Microsoft ASP.Net BridgeHandler | 
									Microsoft Corporation | 
								
					
 						
								
									| 750 | 
									.ASC - ASCII Text Characters Format | 
									N/A | 
								
					
 						
								
									| 751 | 
									.ASCII - ASCII Text Characters Format | 
									N/A | 
								
					
 						
								
									| 752 | 
									.ASCM - Adobe Content Server Message | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 753 | 
									.ASCS - Adobe Device Central Format | 
									Adobe Systems | 
								
					
 						
								
									| 754 | 
									.ASCX - Active Server Pages Web User Control Format | 
									Microsoft | 
								
					
 						
								
									| 755 | 
									.ASD - Microsoft Word Auto-save Document Format | 
									Microsoft | 
								
					
 						
								
									| 756 | 
									.ASDB - Asphyre Sphinx Archive | 
									Afterwarp Development | 
								
					
 						
								
									| 757 | 
									.ASDVDCRTPROJ - Aimersoft DVD Creator Project | 
									Aimersoft Studio | 
								
					
 						
								
									| 758 | 
									.ASE - Adobe Swatch Exchange Format | 
									Adobe Systems | 
								
					
 						
								
									| 759 | 
									.ASEC - Google Android Encrypted Application Package Format | 
									Google | 
								
					
 						
								
									| 760 | 
									.ASEF - Adobe Swatch Exchange | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 761 | 
									.ASEP - Separator For Mac | 
									Milk Farm Software, ltd. | 
								
					
 						
								
									| 762 | 
									.ASF - Advanced Systems (streaming) Format | 
									Microsoft | 
								
					
 						
								
									| 763 | 
									.ASG - Airport Tycoon Saved Game | 
									Global Star Software | 
								
					
 						
								
									| 764 | 
									.ASGP - HP-UX NIS Maps Configuration | 
									Hewlett-Packard Company | 
								
					
 						
								
									| 765 | 
									.ASH - Audiosurf Audio Metadata Format | 
									Audiosurf | 
								
					
 						
								
									| 766 | 
									.ASHBAK - Ashampoo Burning Studio Backup Archive Format | 
									Ashampoo | 
								
					
 						
								
									| 767 | 
									.ASHDISC - Ashampoo Disk Image Format | 
									Ashampoo | 
								
					
 						
								
									| 768 | 
									.ASHLANG - Ashampoo Media Player+ | 
									Ashampoo GmbH & Co. KG | 
								
					
 						
								
									| 769 | 
									.ASHPRJ - Ashampoo Burning Studio Project Format | 
									Ashampoo | 
								
					
 						
								
									| 770 | 
									.ASHX - ASP.NET Web Handler Format | 
									Microsoft | 
								
					
 						
								
									| 771 | 
									.ASI - Alpha Five Storage Format | 
									Alpha Software | 
								
					
 						
								
									| 772 | 
									.ASIC - ASIC Source | 
									N/A | 
								
					
 						
								
									| 773 | 
									.ASIS - Apache As Is | 
									Apache Software Foundation | 
								
					
 						
								
									| 774 | 
									.ASK - AskSam Database Format | 
									askSam Systems | 
								
					
 						
								
									| 775 | 
									.ASL - Adobe Photoshop Layer Style Format | 
									Adobe Systems | 
								
					
 						
								
									| 776 | 
									.ASM - Assembler Source Code Format | 
									N/A | 
								
					
 						
								
									| 777 | 
									.ASMDOT - SolidWorks Assembly Template | 
									SolidWorks Corporation | 
								
					
 						
								
									| 778 | 
									.ASMPRP - SolidWorks Assembly Custom Properties Tab Template | 
									SolidWorks Corporation | 
								
					
 						
								
									| 779 | 
									.ASMX - Active Server Plus Web Services Source Format | 
									Microsoft | 
								
					
 						
								
									| 780 | 
									.ASN - GameSpy Arcade Skin | 
									IGN Entertainment, Inc. | 
								
					
 						
								
									| 781 | 
									.ASND - Adobe Soundbooth Sound Document Format | 
									Adobe Systems | 
								
					
 						
								
									| 782 | 
									.ASO - Sage Accpac Simply ASO Import | 
									The Sage Group plc | 
								
					
 						
								
									| 783 | 
									.ASP - Active Server Page Script Page | 
									Microsoft | 
								
					
 						
								
									| 784 | 
									.ASP+ - ASP.NET ASP+ | 
									Microsoft Corporation | 
								
					
 						
								
									| 785 | 
									.ASPR - ASProtect Related | 
									ASPACK SOFTWARE | 
								
					
 						
								
									| 786 | 
									.ASPROJ - Microsoft Visual Studio Analysis Services Project | 
									Microsoft Corporation | 
								
					
 						
								
									| 787 | 
									.ASPX - Active Server Page Extended ASP.NET Script Format | 
									Microsoft | 
								
					
 						
								
									| 788 | 
									.ASR - Adobe Photoshop Scratch Area Format | 
									Adobe Systems | 
								
					
 						
								
									| 789 | 
									.ASRP - Arc Standard Raster Product | 
									N/A | 
								
					
 						
								
									| 790 | 
									.ASS - Advanced SubStation Alpha Subtitle Format | 
									N/A | 
								
					
 						
								
									| 791 | 
									.ASSET - Unity Asset Format | 
									Unity Technologies | 
								
					
 						
								
									| 792 | 
									.ASSISTANT - HP Printer Utility For Mac Assistant Plugin | 
									Hewlett-Packard Company | 
								
					
 						
								
									| 793 | 
									.ASSOC - Associate This Association Database | 
									Spearit Software, Inc. | 
								
					
 						
								
									| 794 | 
									.ASSTRM - Splinter Cell Blacklist Game Data | 
									Ubisoft Entertainment S.A. | 
								
					
 						
								
									| 795 | 
									.AST - Adobe Photoshop Colour Separation Table | 
									Adobe Systems | 
								
					
 						
								
									| 796 | 
									.AST2 - Astrotite | 
									Fantiusen Software | 
								
					
 						
								
									| 797 | 
									.ASTX - Adobe Story Exported Script | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 798 | 
									.ASU - ToolBook Package Definition | 
									SumTotal Systems, Inc. | 
								
					
 						
								
									| 799 | 
									.ASV - Adobe Photoshop Selective Colour Format | 
									Adobe Systems | 
								
					
 						
								
									| 800 | 
									.ASVF - Asphyre Sphinx Archive | 
									Afterwarp Development | 
								
					
 						
								
									| 801 | 
									.ASW - ACDSee Slideshow Wizard Format | 
									ACD Systems | 
								
					
 						
								
									| 802 | 
									.ASWCS - Avast! Antivirus Skin | 
									AVAST Software | 
								
					
 						
								
									| 803 | 
									.ASWS - Avast! Antivirus Skin | 
									AVAST Software | 
								
					
 						
								
									| 804 | 
									.ASX - Microsoft Advanced Streaming Redirector Format | 
									Microsoft | 
								
					
 						
								
									| 805 | 
									.ASXML - XML Music Playlist | 
									N/A | 
								
					
 						
								
									| 806 | 
									.ASY - LTspice IV Circuit Diagram Format | 
									Asymptote | 
								
					
 						
								
									| 807 | 
									.ASZ - LoseThos Assembly Source | 
									Terry A. Davis | 
								
					
 						
								
									| 808 | 
									.AS_ - Winhelp Compressed | 
									Microsoft Corporation | 
								
					
 						
								
									| 809 | 
									.AT3 - Airport Tycoon 3 Saved Game | 
									Sony | 
								
					
 						
								
									| 810 | 
									.AT5 - Lowrance Chart Format | 
									Lowrance | 
								
					
 						
								
									| 811 | 
									.AT65 - Adobe PageMaker For Mac | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 812 | 
									.ATA - Antenna Project | 
									Julian Spencer | 
								
					
 						
								
									| 813 | 
									.ATAHD - Puppy Linux ATA Hard Drive Flag Format | 
									Puppy Linux | 
								
					
 						
								
									| 814 | 
									.ATAK - Soundscape Audio-Take | 
									N/A | 
								
					
 						
								
									| 815 | 
									.ATB - AnetHelp Tools | 
									Anet | 
								
					
 						
								
									| 816 | 
									.ATC - AutoCAD Catalog Format | 
									Autodesk | 
								
					
 						
								
									| 817 | 
									.ATD - Microsoft Systems Management Server | 
									Microsoft Corporation | 
								
					
 						
								
									| 818 | 
									.ATE - Microsoft Office Accounting Compressed Backup Format | 
									Microsoft | 
								
					
 						
								
									| 819 | 
									.ATF - Adobe Photoshop Transfer Function Format | 
									Molecular Devices | 
								
					
 						
								
									| 820 | 
									.ATH - Alphacam Lathe Thread Format | 
									Dell | 
								
					
 						
								
									| 821 | 
									.ATHEME - Amazing Clock Theme | 
									Amazing-Clock.com | 
								
					
 						
								
									| 822 | 
									.ATI - Microsoft Office Accounting Updated Company Format | 
									Microsoft | 
								
					
 						
								
									| 823 | 
									.ATK - Andrew Toolkit Raster Object | 
									N/A | 
								
					
 						
								
									| 824 | 
									.ATL - Artlantis 3D Scene Format | 
									Abvent Group | 
								
					
 						
								
									| 825 | 
									.ATLAS - Stronghold 3 Editor | 
									Firefly Studios Ltd. | 
								
					
 						
								
									| 826 | 
									.ATLG - SlimBrowser Auto Login | 
									FlashPeak Inc. | 
								
					
 						
								
									| 827 | 
									.ATLOC - Apple Mac OS X Finder | 
									Apple, Inc. | 
								
					
 						
								
									| 828 | 
									.ATM - Vue 3D Environment Format | 
									E-on Software | 
								
					
 						
								
									| 829 | 
									.ATMC - Adobe Type Manager | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 830 | 
									.ATMN - Automation Anywhere Macro | 
									Tethys Solutions, LLC. | 
								
					
 						
								
									| 831 | 
									.ATMSPHR - TerraGen Latmoshpere Andscape Render | 
									Planetside Software | 
								
					
 						
								
									| 832 | 
									.ATN - Adobe Photoshop Actions Settings Format | 
									Adobe Systems | 
								
					
 						
								
									| 833 | 
									.ATO - ATO Modeler Project | 
									E2S nv | 
								
					
 						
								
									| 834 | 
									.ATOM - Atom Web Feed Format | 
									N/A | 
								
					
 						
								
									| 835 | 
									.ATOMS - Ribbons Atoms | 
									M.Carson | 
								
					
 						
								
									| 836 | 
									.ATP - Alphacam Lathe Post | 
									Planit Solutions Inc. | 
								
					
 						
								
									| 837 | 
									.ATPZ - Automise Compressed Project | 
									VSoft Technologies Pty Ltd | 
								
					
 						
								
									| 838 | 
									.ATR - Atari 8-bit Disk Image | 
									Atari | 
								
					
 						
								
									| 839 | 
									.ATRAC - Sony ATRAC Audio Format | 
									Sony | 
								
					
 						
								
									| 840 | 
									.ATS - Advanced ETL Processor Transformation Script Format | 
									DB Software Laboratory | 
								
					
 						
								
									| 841 | 
									.ATT - Web Form Data Format | 
									N/A | 
								
					
 						
								
									| 842 | 
									.ATTR - Apple IPhoto Image Attributes | 
									Apple | 
								
					
 						
								
									| 843 | 
									.ATTX - Cadence Atribut | 
									Cadence Design Systems, Inc. | 
								
					
 						
								
									| 844 | 
									.ATV - ACT! | 
									The Sage Group plc | 
								
					
 						
								
									| 845 | 
									.ATX - Animation Master Plugin Format | 
									ESRI | 
								
					
 						
								
									| 846 | 
									.ATY - Association Type Placeholder | 
									G&A M.C. | 
								
					
 						
								
									| 847 | 
									.ATZ - Aston Compiled Theme | 
									Gladiators Software | 
								
					
 						
								
									| 848 | 
									.ATZ3 - Automise | 
									VSoft Technologies Pty Ltd | 
								
					
 						
								
									| 849 | 
									.AU - Unix Audio Sound File Format | 
									N/A | 
								
					
 						
								
									| 850 | 
									.AU3 - AutoIt V3 Script Format | 
									AutoIt | 
								
					
 						
								
									| 851 | 
									.AU? - LoseThos Autofile | 
									Terry A. Davis | 
								
					
 						
								
									| 852 | 
									.AUC - AUC Database | 
									Jordysoft.com | 
								
					
 						
								
									| 853 | 
									.AUD - Westwood Studios Audio Format | 
									N/A | 
								
					
 						
								
									| 854 | 
									.AUDIBLEPREFS - Audible Preference | 
									Audible, Inc. | 
								
					
 						
								
									| 855 | 
									.AUDIONOTE - AudioNote | 
									Luminant Software, Inc | 
								
					
 						
								
									| 856 | 
									.AUF - Alphacam User Font | 
									Planit Solutions Inc. | 
								
					
 						
								
									| 857 | 
									.AUG - Red Hat Linux Shellvars | 
									N/A | 
								
					
 						
								
									| 858 | 
									.AUI - AGE3D UI Editor Color Table | 
									AGE SOLUTIONS | 
								
					
 						
								
									| 859 | 
									.AUM - Adobe Update Manager Data | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 860 | 
									.AUP - Audacity Project Format | 
									Audacity | 
								
					
 						
								
									| 861 | 
									.AUPRESET - Apple Logic Studio Preset | 
									Apple, Inc. | 
								
					
 						
								
									| 862 | 
									.AUR - AutoREALM Map | 
									Andrew Gryc | 
								
					
 						
								
									| 863 | 
									.AURX - AutoREALM Project | 
									Andrew Gryc | 
								
					
 						
								
									| 864 | 
									.AUS - AutoREALM Symbols | 
									Andrew Gryc | 
								
					
 						
								
									| 865 | 
									.AUT - AutoIt Pre V3 Script Format | 
									Jonathan Bennett | 
								
					
 						
								
									| 866 | 
									.AUTH - ShopSite Store Authorization | 
									ShopSite, Inc. | 
								
					
 						
								
									| 867 | 
									.AUTOCONF - Autoconfiguration | 
									The Open Group | 
								
					
 						
								
									| 868 | 
									.AUTOMATICDESTINATIONS-MS - Microsoft Windows 7 Jump List Format | 
									Microsoft | 
								
					
 						
								
									| 869 | 
									.AUTOPLAY - AutoPlay Media Studio Project Format | 
									Indigo Rose | 
								
					
 						
								
									| 870 | 
									.AUTOREG - Mozilla Application Suite Auto Registration Clue | 
									N/A | 
								
					
 						
								
									| 871 | 
									.AUX - TeX/LaTeX Auxiliary References Format | 
									N/A | 
								
					
 						
								
									| 872 | 
									.AUZ - Ableton Authorization Format | 
									Ableton | 
								
					
 						
								
									| 873 | 
									.AV - Final Draft AV Document | 
									Final Draft, Inc. | 
								
					
 						
								
									| 874 | 
									.AVA - AvaaBook EBook | 
									AvaaBook | 
								
					
 						
								
									| 875 | 
									.AVASTCONFIG - Avast Configuration | 
									AVAST Software a.s. | 
								
					
 						
								
									| 876 | 
									.AVASTLIC - Avast! License Format | 
									AVAST Software | 
								
					
 						
								
									| 877 | 
									.AVASTSOUNDS - Avast! Soundpack Format | 
									AVAST Software | 
								
					
 						
								
									| 878 | 
									.AVATAR - Google Talk Avatar Format | 
									Google | 
								
					
 						
								
									| 879 | 
									.AVB - Avid Binary Image Format | 
									Avid | 
								
					
 						
								
									| 880 | 
									.AVC - MPEG-4 AVC Advanced Video Coding Movie Format | 
									N/A | 
								
					
 						
								
									| 881 | 
									.AVCHD - High Definition Video Format | 
									Sony, Panasonic | 
								
					
 						
								
									| 882 | 
									.AVD - MAGIX Movie Edit Pro Video Data Format | 
									MAGIX | 
								
					
 						
								
									| 883 | 
									.AVE - Avid User Format | 
									Avid Technology | 
								
					
 						
								
									| 884 | 
									.AVENIRPROJ - StoryMill Project Format | 
									Mariner Software | 
								
					
 						
								
									| 885 | 
									.AVERY - Avery Design & Print Online Label Format | 
									Avery Dennison | 
								
					
 						
								
									| 886 | 
									.AVF - Video Information | 
									N/A | 
								
					
 						
								
									| 887 | 
									.AVG - AVG Antivirus Virus Database | 
									AVG Technologies (Grisoft) | 
								
					
 						
								
									| 888 | 
									.AVGDX - AVG Diagnostic Format | 
									AVG Technologies | 
								
					
 						
								
									| 889 | 
									.AVHD - Microsoft Hyper-V Differencing Disk Format | 
									Microsoft | 
								
					
 						
								
									| 890 | 
									.AVI - Audio Video Interleave Movie Format | 
									Microsoft | 
								
					
 						
								
									| 891 | 
									.AVJ - Avira Anti-Vir Job Format | 
									Avira Operations | 
								
					
 						
								
									| 892 | 
									.AVL - ArcView Legend Template Format | 
									ESRI | 
								
					
 						
								
									| 893 | 
									.AVM - AVG Incremental Persistent | 
									AVG Technologies (Grisoft) | 
								
					
 						
								
									| 894 | 
									.AVN - AltaVENTE Application User Notes | 
									altaVENTE | 
								
					
 						
								
									| 895 | 
									.AVP - Avid Project Format | 
									Avid Technology | 
								
					
 						
								
									| 896 | 
									.AVR - Audio Visual Research Sound Format | 
									N/A | 
								
					
 						
								
									| 897 | 
									.AVS - Stardent AVS X Bitmap Image Format | 
									AviSynth | 
								
					
 						
								
									| 898 | 
									.AVSI - Avisynth Script | 
									Ben Rudiak-Gould and all subsequent developers | 
								
					
 						
								
									| 899 | 
									.AVST - VirtualDub Template | 
									Avery Lee | 
								
					
 						
								
									| 900 | 
									.AVT - Savy Soda Avatar For IPhone Avatar | 
									Savy Soda | 
								
					
 						
								
									| 901 | 
									.AVV - Avid Media Composer Volume Bin Format | 
									Avid Technology | 
								
					
 						
								
									| 902 | 
									.AVW - AnalyzeAVW Image | 
									Mayo Foundation for Medical Education and Research | 
								
					
 						
								
									| 903 | 
									.AVX - ArcView Extension Plugin Format | 
									ESRI | 
								
					
 						
								
									| 904 | 
									.AVZ - AviSys Backup | 
									Jerry Blinn | 
								
					
 						
								
									| 905 | 
									.AW - Answer Wizard Format | 
									Microsoft | 
								
					
 						
								
									| 906 | 
									.AWA - ActiveWords | 
									ActiveWord Systems, Inc. | 
								
					
 						
								
									| 907 | 
									.AWB - Adaptive Multi-rate Wideband ACELP Codec Audio Format | 
									N/A | 
								
					
 						
								
									| 908 | 
									.AWBS - Data Storage | 
									Engineering Directorate | 
								
					
 						
								
									| 909 | 
									.AWC - Emulex AWC Firmware Update Format | 
									Emulex | 
								
					
 						
								
									| 910 | 
									.AWCAV - ActiveWorlds Browser User Avatar Format | 
									ActiveWorlds | 
								
					
 						
								
									| 911 | 
									.AWD - Microsoft Fax Document | 
									Microsoft | 
								
					
 						
								
									| 912 | 
									.AWDB - Microsoft Works For Mac Database Format | 
									ISS Data Security | 
								
					
 						
								
									| 913 | 
									.AWE - Adobe Acrobat Bookmark XML | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 914 | 
									.AWF - Adobe WorkFlow Workgroup Plugin | 
									Adobe Systems Incorporated | 
								
					
 						
								
									| 915 | 
									.AWG - Activeworlds Object Group Format | 
									Activeworlds | 
								
					
 						
								
									| 916 | 
									.AWH - ActiveWorlds Browser Help | 
									ActiveWord Systems, Inc. | 
								
					
 						
								
									| 917 | 
									.AWI - AIM Widget Package | 
									America Online, Inc. | 
								
					
 						
								
									| 918 | 
									.AWK - AWK Programming Language Script Format | 
									Free Software Foundation | 
								
					
 						
								
									| 919 | 
									.AWKW - Awkwords Word Generator Format | 
									Awkwords | 
								
					
 						
								
									| 920 | 
									.AWL - Ad-Aware Language | 
									Lavasoft | 
								
					
 						
								
									| 921 | 
									.AWLIVE - Active WebCam Live Capture Format | 
									PY Software | 
								
					
 						
								
									| 922 | 
									.AWM - Likno AllWebMenus Format | 
									Likno Software | 
								
					
 						
								
									| 923 | 
									.AWP - Ability Write Document Template Format | 
									Ability Plus Software | 
								
					
 						
								
									| 924 | 
									.AWR - Ad-Aware Reference | 
									Lavasoft | 
								
					
 						
								
									| 925 | 
									.AWS - Ability Spreadsheet Spredsheet Format | 
									Ability Plus Software | 
								
					
 						
								
									| 926 | 
									.AWSHORTCUT - ActiveWords Shortcut | 
									ActiveWord Systems, Inc. | 
								
					
 						
								
									| 927 | 
									.AWSS - Microsoft Works For Mac Spreadsheet | 
									N/A | 
								
					
 						
								
									| 928 | 
									.AWT - AbiWord Template Document Format | 
									AbiSource | 
								
					
 						
								
									| 929 | 
									.AWW - Ability Write Document Format | 
									Ability Plus Software | 
								
					
 						
								
									| 930 | 
									.AWWP - Microsoft Works For Mac Document | 
									N/A | 
								
					
 						
								
									| 931 | 
									.AWX - Microsoft DirectX | 
									Microsoft Corporation | 
								
					
 						
								
									| 932 | 
									.AWZIP - ActiveWords Compressed Solution | 
									ActiveWord Systems, Inc. | 
								
					
 						
								
									| 933 | 
									.AX - DirectShow Filter Format | 
									N/A | 
								
					
 						
								
									| 934 | 
									.AX3 - Apex Sketch | 
									APEX SOFTWARE | 
								
					
 						
								
									| 935 | 
									.AXA - Annodex Digital Media Format | 
									N/A | 
								
					
 						
								
									| 936 | 
									.AXD - ASP.NET Web Handler Format | 
									Microsoft | 
								
					
 						
								
									| 937 | 
									.AXE - Microsoft Autoroute Map Format | 
									Microsoft | 
								
					
 						
								
									| 938 | 
									.AXF - ARM Executable Format | 
									N/A | 
								
					
 						
								
									| 939 | 
									.AXG - Microsoft AutoRoute Trip | 
									Microsoft Corporation | 
								
					
 						
								
									| 940 | 
									.AXL - XML Project | 
									N/A | 
								
					
 						
								
									| 941 | 
									.AXM - Axmedis Object | 
									AXMEDIS | 
								
					
 						
								
									| 942 | 
									.AXP - CDBurnerXP Audio Compilation Format | 
									Canneverbe | 
								
					
 						
								
									| 943 | 
									.AXQ - Edit Rocket Ada Editor | 
									Richardson Software, LLC | 
								
					
 						
								
									| 944 | 
									.AXR - ElcomSoft Adcanced  Archive Password Recovery | 
									ElcomSoft Co. Ltd. | 
								
					
 						
								
									| 945 | 
									.AXS - ActiveX Script | 
									N/A | 
								
					
 						
								
									| 946 | 
									.AXT - Adobe Photoshop Replace Color Range Format | 
									Adobe Systems | 
								
					
 						
								
									| 947 | 
									.AXV - Annodex Digital Media Format | 
									N/A | 
								
					
 						
								
									| 948 | 
									.AXW - Analyzer StateForms | 
									Actix International Limited | 
								
					
 						
								
									| 949 | 
									.AXX - AxCryot Encrypted Format | 
									Axantum Software | 
								
					
 						
								
									| 950 | 
									.AY - Project Format | 
									N/A | 
								
					
 						
								
									| 951 | 
									.AZ - WinDVD Related | 
									Corel Corporation | 
								
					
 						
								
									| 952 | 
									.AZ! - Vuze Partial Download Format | 
									Vuze | 
								
					
 						
								
									| 953 | 
									.AZA - QazaR Archive Compressed | 
									N/A | 
								
					
 						
								
									| 954 | 
									.AZD - Amazon Software Download | 
									Amazon.com, Inc. | 
								
					
 						
								
									| 955 | 
									.AZF - Secure Format | 
									AirZip | 
								
					
 						
								
									| 956 | 
									.AZP - Close Combat Effect | 
									Atomic Games, Inc. | 
								
					
 						
								
									| 957 | 
									.AZS - Secure Format | 
									AirZip | 
								
					
 						
								
									| 958 | 
									.AZW - Amazon Kindle EBook Format | 
									Amazon | 
								
					
 						
								
									| 959 | 
									.AZW1 - Amazon Kindle Topaz E-book Format | 
									Amazon | 
								
					
 						
								
									| 960 | 
									.AZW2 - Amazon Kindle Program Format | 
									Amazon | 
								
					
 						
								
									| 961 | 
									.AZW3 - Amazon Kindle EBook Format | 
									Amazon | 
								
					
 						
								
									| 962 | 
									.AZW3F - Amazon Kindle Metadata | 
									N/A | 
								
					
 						
								
									| 963 | 
									.AZW3R - Amazon Kindle Metadata | 
									N/A | 
								
					
 						
								
									| 964 | 
									.AZW4 - Amazon Kindle Print Replica Ebook Format | 
									Amazon | 
								
					
 						
								
									| 965 | 
									.AZZ - AZZ Cardfile Information Card Format | 
									Antanas Zdramys | 
								
					
 						
								
									| 966 | 
									.AZZX - Uncompressed AZZ Cardfile Data Format | 
									Antanas Zdramys |