# File Extensions

File Extension File Type Popularity
. Z64 Nintendo 64 Game ROM 4.6
.^^^ Pervasive.SQL Database File 3.5
.__A File Splitter & Joiner Encrypted File 3.5
.__B File Splitter & Joiner Encrypted Archive File 3.5
._EML Windows Live Mail Email File 4.3
._NWS Windows Live Mail Newsgroup Copy File 3.5
._SYS.LFO Adware File 4.5
.!BT BitTorrent Incomplete Download File 4.5
.!QB qBittorrent Partial Download File 3.8
.!SYNC BitTorrent Partially Synced File 4.2
.!UT uTorrent Incomplete Download 4.5
.{PB Corel WordPerfect Document Index File 4
.~CW Circuit Wizard Backup File 3.4
.~HM HostMonitor TestList Backup File 3.8
.$$$ Temporary File 4.3
.$01 DOS Pipe File 4.2
.$DB dBASE Temporary File 4.2
.$ER GroupWise Database 4.2
.0 Shared Library Link File 4.5
.0 Hacha Split Archive File 4.5
.0 M3 DS Real Save File 4.2
.00 The Ur-Quan Masters Saved Game Slot 0 File 4.5
.000 Indexing Service Data File 4.5
.000 Virtual CD Disc Image File 4.4
.000 Windows CE Installation Data File 4.4
.000 DoubleSpace Compressed File 4.3
.001 Split Archive File 4.5
.001 Norton Ghost Disk Backup 4.5
.001 Multimedia Fusion Backup File 4.2
.001 Fax File 4
.001 Snes9x Slot 2 Saved State 4
.002 Split Archive Part 2 File 4.2
.003 Split Archive Part 3 File 4.5
.0XE F-Secure Renamed Virus File 4.7
.1 Unix Section 1 Man Page 4.2
.113 Iomega Backup File 3.8
.123 Lotus 1-2-3 Spreadsheet 4.2
.123 PCB123 Circuit Board Design 3.8
.123C Autodesk 123C Drawing 4.5
.123D Autodesk 123D Drawing 4.4
.123DX 123D Design Model File 4.5
.1PE TurboTax Form File 4.5
.1PH TurboTax File 4
.1ST Readme File 4.2
.208 ASUS Notebook BIOS 208 Update File 4.5
.256 Descent 2 Color Palette File 4.5
.264 Ripped Video Data File 4.2
.2BP Pocket PC Bitmap Image File 4.2
.2D VersaCAD 2D Drawing File 4.2
.2FS Puppy Linux Save State File 4.1
.2MG Apple IIGS Disk Image 4
.2SF Nintendo DS Sound File 4.5
.2SFLIB Nintendo DS Audio Library File 4.2
.323 H.323 Internet Telephony File 3.8
.32X Sega 32X ROM 4.7
.360 360desktop Panorama File 4.5
.386 Windows Virtual Device Driver 4.3
.3D Survex 3D Cavern File 4.3
.3D Stereo CAD-3D Image File 3.6
.3D2 Stereo CAD-3D 2.0 Image File 4.2
.3D4 Stereo CAD-3D 2.0 Image File 4.2
.3DA 3D Assembly File 4.4
.3DC iGO 3D Building File 4.7
.3DC RacerMate 3D Course File 4.6
.3DC 3DCrafter Scene File 4.2
.3DC RoboCell Cell Setup File 3.5
.3DC 3DCT 3D Image 3.5
.3DD ArcGlobe Document 4
.3DF 3D Format 4.2
.3DL LightConverse 3D Model File 4.5
.3DL iGO Landmark File 4.5
.3DL Sierra LandDesigner 3D File 4.3
.3DM Rhino 3D Model 4.3
.3DMARK-RESULT 3DMark Results File 4.5
.3DMDEF 3DMark Definition File 3.5
.3DMF QuickDraw 3D Metafile 4.2
.3DMK 123D Make Project File 4
.3DON Scrutinize 3D Mesh File 3.2
.3DP 3DMark2011 SE Project File 4.5
.3DP 123D Catch Photo Scene Data File 4.3
.3DR 3D Rad Project File 4.8
.3DR 3DMark Results File 4
.3DS 3D Studio Scene 4.7
.3DS Nintendo 3DS ROM 4.5
.3DSX Homebrew Launcher File 4.5
.3DT 3D Topicscape File 4.4
.3DV 3D VRML World 3.5
.3DW 3D World Studio File 4
.3DX Rhino 3D Model File 3.5
.3DXML Dassault Systemes 3D XML File 4.6
.3FR Hasselblad 3F RAW Image 4.6
.3FS Puppy Linux Save State File 4
.3G2 3GPP2 Multimedia File 4.1
.3GA 3GPP Audio File 4.3
.3GP 3GPP Multimedia File 4.5
.3GP2 3GPP Multimedia File 4.3
.3GPA 3GPP Multimedia File 3.5
.3GPP 3GPP Media File 4.3
.3GPP2 3GPP2 Multimedia File 3.6
.3ME TurboTax Form File 4.3
.3MF 3D Manufacturing File 4.2
.3MM 3D Movie Maker Movie Project 4.2
.3P2 3GPP Multimedia File 4
.3PE TurboTax 2008 Form File 4.2
.411 Mavica Thumbnail Image 3.5
.477 MNS Shape Definition Companion File 3
.4DB 4th Dimension Database Structure File 4.3
.4DD 4th Dimension Database Data File 4.2
.4DL 4th Dimension Database Log File 4.2
.4DV 4D View Ultrasound File 4
.4FS Puppy Linux Save State File 3.8
.4MP 4-MP3 Database File 4.2
.4TH Forth Language File 3.5
.4UI ForeUI Plot File 4.4
.555 Black & White Weather Settings File 4.5
.5XB Line 6 POD HD500X Edit Bundle 4
.5XE Line 6 POD HD500X Edit Preset File 4.4
.5XS Line 6 POD HD500X Edit Setlist File 4.5
.60D CCTV Video Clip 4.5
.669 UNIS Composer 669 Module 4.4
.68K SEGA Mega Drive & Genesis Classics ROM File 4
.6CM Six Channel Module 4
.73B TI-73 Backup File 3.5
.73C TI-73 Constant File 3.2
.73I TI-73 Screenshot File 3.5
.73K TI-73 Application 4.5
.73L TI-73 Data List File 3.2
.73U TI-73 Explorer Operating System File 3.5
.787 AVTECH CCTV Video File 3.8
.7Z 7-Zip Compressed File 4.6
.7Z.001 7-Zip Split Archive Part 1 File 4.4
.7Z.002 7-Zip Split Archive Part 2 File 4.4
.83P TI-83 Calculator File 4
.890 Cavena Subtitles File 4.3
.89K TI-89 Application 4.5
.8BA Photoshop Plug-in 4.5
.8BC Photoshop 5.0 Plug-in 3
.8BE PhotoDeluxe Plug-in 3
.8BF Photoshop Filter Plug-in 4.5
.8BF Filter Factory Image Filter 4.3
.8BI Photoshop Plug-in 4.3
.8BI8 Photoshop Plug-in 3.5
.8BL Photoshop Plug-in 3.5
.8BS Photoshop 5.0 Selection Plug-in 3.6
.8BX PhotoDeluxe Plug-in 4
.8BY PhotoDeluxe Plug-in 3.8
.8CA TI-84 Plus C Image Var Format 3.6
.8CI TI-84 Plus C Pic Vars Format 3.5
.8CK TI-83 and TI-84 Plus Application File 3.5
.8CM Eight Channel Module 3.2
.8CU TI-84 Plus C Operating System File 4.2
.8LD Overlord 2 Language File 4.5
.8LI Photoshop Scripting Plug-in 4.2
.8MED Amiga OctaMed Music File 4
.8PBS Adobe Photoshop Macintosh File 4
.8ST 8start Launcher File 4
.8SVX Amiga 8-Bit Sound File 3.3
.8XG TI-83/84 Plus Group File 4.2
.8XI TI-83/84 Plus Picture File 3.5
.8XK TI-83 Plus Application Upgrade File 4
.8XP TI-83 Plus Calculator File 4
.8XS TI-83/84 Plus String File 3.5
.8XU TI-83 and TI-84 Plus Operating System File 4
.8XV TI-83/84 Plus Variable File 4.2
.9.PNG NinePatchDrawable Image 4.2