Table F-1. Common filename extensions
Extension | Description |
---|
.$$$ | Temporary file |
.1st | ASCII text file (e.g. READ.1ST) |
.3ds | 3D Studio File |
.3fx | CorelChart Effect |
.3gr | Windows Video Grabber Data file |
.8m | PageMaker Printer font with Math 8 extended character set |
.8u | PageMaker Printer font with Roman 8 extended character set |
.abf | Adobe Binary Font |
.abk | CorelDRAW Automatic backup file |
.abm | photo album |
.abs | MPEG audio sound file |
.aca | Microsoft Agent Character File |
.ace | Ace Archiver compressed file |
.acf | Microsoft Agent Character File |
.ad | AfterDark Screen saver |
.adi | AutoCAD Graphics |
.adn | Lotus 1-2-3 Add-in |
.adx | Archetype Designer Document |
.afi | Truevision bitmap graphics |
.afm | ATM - many Type 1 font metric ASCII data for font installer |
.ai | Adobe Illustrator Vector graphics |
.all | WordPerfect for Win General printer information |
.alt | WordPerfect Library Menu file |
.ans | Ansi graphics; character animation |
.aps | MS Visual C++ file |
.arc | Compressed file archive |
.arf | Automatic Response File |
.arj | Compressed file archive created by ARJ |
.asc | Ascii text file |
.ascx | Microsoft ASP.NET user control file |
.asd | Lotus 1-2-3 Screen driver |
.asd | Word for Windows Autosave file |
.asf | Lotus 1-2-3 Screen font |
.asm | Assembly source code file |
.asmx | Microsoft .NET Web Service file |
.asp | Microsoft Active Server Page |
.aspx | Microsoft ASP.NET file |
.asx | Microsoft Windows Media Active Stream Redirector file |
.asx | Windows Media Streaming video shortcut |
.at2 | Aldus Persuasion 2.0 Auto template |
.atm | Adobe Type Manager data/info |
.au | Audio file used on older web pages |
.avi | Video for Windows Audio Video Interleaved movie clip |
.awm | Animation Works Movie |
.b3d | 3D Builder file |
.bak | Backup file (generic) |
.bas | Basic source code file |
.bat | DOS Batch file |
.bco | Bitstream Outline font description |
.bdr | MS Publisher Border |
.bez | Bitstream Outline font description |
.bga | Bitmap graphics |
.bib | Bibliography (ASCII) |
.bin | Binary file |
.bit | Bitmap X11 |
.bk! | WordPerfect for Win Document backup |
.bkf | Microsoft Backup File |
.bkw | FontEdit Mirror image of font set |
.blk | WordPerfect for Win Temporary file |
.bm | Bitmap graphics |
.bmf | Corel Image file |
.bmp | Windows Bitmap |
.bpt | CorelDRAW Bitmap fills file |
.bsc | MS Fortran Pwbrmake object file |
.bup | Backup file (generic) |
.c | C source code file |
.c++ | C++ source code file |
.cab | Microsoft installation archive Cabinet File |
.cas | Comma-delimited ASCII File |
.cc | C++ source code file |
.ccb | Visual Basic Animated Button Configuration |
.cch | CorelChart Chart |
.ccx | Corel PrintHouse file |
.cdr | CorelDRAW native format Vector graphics |
.cdt | CorelDraw 4.0 Data |
.cel | Autodesk Animator - Lumena Graphics |
.cfg | Configuration file |
.cfl | CorelFLOW Chart |
.cgi | Common Gateway Interface script |
.cgm | Computer Graphics Metafile vector graphics |
.chd | FontChameleon Font descriptor |
.chk | ChkDsk Recovered data |
.chk | WordPerfect for Win Temporary file |
.cif | Caltech Intermediate Format graphics |
.cif | Easy CD Creator CD Image File |
.clp | Quattro Pro Clip art graphics |
.cls | C++ class definition file |
.cmf | Creative Music File FM-music file |
.cmp | CorelDRAW Header file for PostScript printer files |
.cmp | MS Word for DOS User dictionary |
.cmv | CorelMove CorelDraw 4.0 Animation |
.cnt | Helpfile contents |
.cnv | Word for Windows Data conversion support file |
.cnv | WordPerfect for Win Temporary file |
.col | Autodesk Animator - many Color palette |
.col | MS Multiplan Spreadsheet |
.cph | Corel Print House image |
.cpi | Colorlab Processed Image bitmap graphics |
.cpi | DOS Code Page Information file |
.cpp | C++ source code file |
.cps | Colored postscript files |
.cpx | Corel Presentation Exchange Compressed Drawing |
.crf | MS MASM - Zortech C++ Cross-reference |
.crs | WordPerfect 5.1 File Conversion Resource |
.csv | Comma Separated Values text file format (ASCII) |
.ctx | Microsoft online guides Course TeXt file |
.ctx | Pretty Good Privacy RSA System Ciphertext file |
.cvp | WinFax Cover page |
.cvs | Canvas Graphics |
.dat | Data file (generic) |
.dbg | MS C/C++ Symbolic debugging information |
.dcr | Shockwave file |
.dcs | CYMK format Bitmap graphics |
.ddb | Bitmap graphics |
.dev | Device driver (old) |
.dfv | Word Printing form |
.dib | Device-Independent Bitmap Bitmap graphics |
.dic | Lotus Notes / Domino dictionary file |
.dip | Graphics |
.dis | CorelDraw Thesaurus |
.diz | Description In Zip Description file |
.dld | Lotus 1-2-3 Data |
.dlg | MS Windows SDK Dialog resource script file |
.dll | CorelDRAW Export/import filter |
.doc | Microsoft Word Document |
.dot | CorelDRAW Line-type definition file |
.dot | Word for Windows Template |
.drs | WordPerfect for Win Display Resource |
.drv | Device driver (old) |
.dsr | WordPerfect for Win Driver Resource |
.dvc | Lotus 1-2-3 Data |
.dvp | AutoCAD Device parameter file |
.dwg | AutoCAD Drawing database |
.dxf | AutoCAD Drawing Interchange File Format vector graphics |
.dyn | Lotus 1-2-3 Data |
.eeb | WordPerfect for Win Button bar for Equation Editor |
.emf | Enhanced Metafile graphics |
.eml | MS Outlook Express Electronic Mail |
.end | CorelDRAW Arrow-head definition file |
.env | WOPR Enveloper macro |
.env | WordPerfect for Win Environment file |
.eps | Adobe Illustrator Encapsulated PostScript vector graphics |
.eqn | WordPerfect for Win Equation |
.evt | Event log |
.evy | WordPerfect Envoy Document |
.exe | Executable program |
.f77 | Fortran 77 source code file |
.faq | Frequently Asked Questions text file |
.fax | Incoming Fax |
.fd | MS Fortran Declaration file |
.feb | WordPerfect for Win Button bar for Figure Editor |
.ff | Agfa Compugraphics Outline font description |
.ffl | Microsoft Fast Find File |
.ffo | Microsoft Fast Find File |
.ffx | Microsoft Fast Find File |
.fh3 | Aldus FreeHand 3.x Vector graphics |
.fh4 | Aldus FreeHand 4.x Vector graphics |
.fi | MS Fortran Interface file |
.fif | Fractal Image Format file |
.fil | WordPerfect Overlay |
.flc | Autodesk Animator Animation |
.fli | Autodesk Animator Animation |
.flm | AutoCAD/AutoShade Film Roll |
.fm | FrameMaker Document |
.fm1 | Lotus 1-2-3 release 2.x Spreadsheet |
.fm3 | Lotus 1-2-3 release 3.x Spreadsheet |
.fmb | WordPerfect for Win File Manager Button bar |
.fnt | Font file |
.fon | Windows 3.x font library Font file |
.fot | Windows Font Installer Installed Truetype font |
.frf | FontMonger Font |
.frm | Visual Basic Form |
.frs | WordPerfect for Win Screen Font Resource |
.fsx | Lotus 1-2-3 Data |
.fts | Windows Help Full-Text Search Index file |
.fxs | WinFax Fax Transmit Format graphics |
.gcd | Graphics |
.gly | MS Word Glossary |
.gph | Lotus 1-2-3/G Graph |
.gwi | Groupwise File |
.gz | GNU zip Compressed file archive created by GZIP |
.h | Header file (used with .c source code) |
.h++ | C++ Header file |
.hdf | Help Development Kit Help file |
.hdx | AutoCAD - Zortech C++ Help index |
.hgl | Hp Graphics Language graphics |
.hh | C++ header file |
.hlp | Help information |
.hpf | PageMaker Hp LaserJet fonts |
.hpg | AutoCad - Harvard Graphics HPGL plotter file vector graphics |
.hpj | MS Help Compiler Help project |
.hqx | Compressed Macintosh file archive created by Binhex |
| HyperText Markup Language document |
l | HyperText Markup Language document |
.htt | Hypertext template |
.hwd | Hollywood Presentation |
.hxx | C++ header file |
.hyc | WordPerfect Data |
.hyd | WordPerfect for Win Hyphenation dictionary |
.icb | Bitmap graphics |
.icn | Icon source code file |
.ilk | MS ILink incremental linker Outline of program's format |
.imp | Lotus Improv Spreadsheet |
.imz | Compressed floppy image |
.inc | Include file (programming) |
.inf | Information text file |
.inf | Install script / Driver information |
.ini | Initialization file |
.ink | CorelDRAW Pantone reference fills file |
.ins | WordPerfect Data |
.ion | File description (e.g., descript.ion) |
.ipl | CorelDRAW Pantone Spot reference palette file |
.irs | WordPerfect Resource |
.isr | MS Streets & Trips Route file |
.jar | Java archive file |
.jas | Graphics |
.jav | Java source code file |
.jff | JPEG File Interchange Format Bitmap graphics |
.jpg | JPEG Image File |
.jsp | Java Server page |
.jtf | JPEG Tagged Interchange Format Bitmap graphics |
.kar | Midi file with karaoke word track |
.key | Keyboard macros |
.lbm | DeluxePaint Bitmap graphics |
.lbr | Lotus 1-2-3 Display driver |
.lcn | WordPerfect Lexicon |
.ldb | MS Access Data |
.lex | Lexicon |
.lha | Compressed file archive created by LHA/LHARC |
.lib | Library file (programming) |
.lif | Compressed file archive |
.lin | AutoCAD Line types |
.lnk | Windows Shortcut |
.log | Log file (ASCII) |
.lrf | MS C/C++ Linker response file |
.lrs | WordPerfect for Win Language Resource File |
.lsl | Lotus Script Library |
.ltm | Lotus Forms Form |
.lwz | MS Linguistically Enhanced Sound File |
.lzh | Compressed file archive created by LHA/LHARC |
.lzs | Compressed file archive created by LARC |
.lzx | Compressed file archive |
.mak | Makefile |
.mak | Visual Basic Project file |
.man | Command manual |
.map | Color palette |
.map | Linker map file |
.mat | Matlab Data file |
.mbx | Eudora Mailbox |
.mda | MS Access Data |
.mdb | MS Access Database |
.mdl | 3D Design Plus Model |
.mdt | MS ILink incremental linker Data table |
.me | ASCII text file (e.g., READ.ME) |
.meb | WordPerfect Library Macro Editor bottom overflow file |
.med | WordPerfect Library Macro Editor delete save |
.mem | WordPerfect Library Macro Editor macro |
.meq | WordPerfect Library Macro Editor print queue file |
.mer | WordPerfect Library Macro Editor resident area |
.mes | WordPerfect Library Macro Editor work space file |
.met | WordPerfect Library Macro Editor top overflow file |
.mex | WordPerfect Library Macro Editor expound file |
.mht | MS MHTML Document |
.mic | Microsoft Image Composer file |
.mif | FrameMaker Maker Interchange Format |
.mim | MIME file (used for email attachments) |
.mk | Makefile |
.mke | MS Windows SDK Makefile |
.mmf | MS Mail Mail message file |
.mnd | AutoCAD Menu Compiler Menu source |
.mnx | AutoCAD Compiled menu |
.mny | MS Money Account book |
.mov | AutoCAD AutoFlix Movie |
.mp2 | Mpeg audio or video file |
.mp3 | MPEG Layer 3 Audio file |
.mpc | MS Project Calender file |
.mpd | MS Project database file |
.mpg | Mpeg movie |
.mpm | WordPerfect Library Mathplan macro |
.mpp | MS Project Project file |
.mpv | MS Project View file |
.mrb | MS C/C++ Multiple Resolution Bitmap graphics |
.mrs | WordPerfect for Win Macro Resource file |
.msc | MS C makefile |
.msi | Windows Installer file |
.mso | MS FrontPage file |
.msp | Microsoft Paint Bitmap graphics |
.mst | MS Windows SDK Setup script |
.msw | MS Word Text file |
.mu | Quattro Pro Menu |
.mvf | AutoCAD AutoFlix Stop frame file |
.mvi | AutoCAD AutoFlix Movie command file |
.mxt | MS C Data |
.nfo | Info file (ASCII) |
.nlm | Netware Loadable Module |
.nsf | Lotus Notes / Domino database |
.nt | Windows NT Startup files |
.ntf | Lotus Notes / Domino template file |
.nws | Info text file |
.nxt | NeXT format Sound |
.ofm | Adobe font |
.oft | MS Outlook Item Template |
.old | Backup file (generic) |
.org | Lotus Organizer Calendar file |
.ost | Microsoft Outlook Offline file |
.out | Output file (ASCII) |
.p65 | Adobe PageMaker v6.5 |
.pab | Microsoft Outlook personal address book |
.pak | Compressed file archive created by PAK |
.pal | Color palette |
.pas | Pascal source code file |
.pat | AutoCAD - Photostyler Hatch patterns |
.pat | CorelDRAW Vector fill files |
.pb | WinFax Pro Phonebook |
.pbi | MS Source Profiler Profiler Binary Input |
.pbm | Portable Bit Map graphics |
.pbo | MS Source Profiler Profiler Binary Output |
.pbt | MS Source Profiler Profiler Binary Table |
.pcc | PC Paintbrush Cutout picture vector graphics |
.pcd | Kodak PhotoCD Graphics |
.pcf | MS Source Profiler Profiler Command File |
.pch | MS C/C++ Precompiled header |
.pcl | HP Printer Control Language HP-PCL graphics data |
.pcx | PC Paintbrush Bitmap graphics |
.pda | Bitmap graphics |
.pdd | Adobe PhotoDeluxe Image |
.pdf | Adobe Portable Document Format |
.peb | WordPerfect Library Program Editor bottom overflow file |
.ped | WordPerfect Library Program Editor delete save |
.pem | WordPerfect Library Program Editor macro |
.peq | WordPerfect Library Program Editor print queue file |
.per | WordPerfect Library Program Editor resident area |
.pes | WordPerfect Library Program Editor work space file |
.pet | WordPerfect Library Program Editor top overflow file |
.pfb | Type 1 font file |
.pfm | Type 1 font metric file |
.pgm | Portable Grayscale bitMap graphics |
.pgp | Pretty Good Privacy RSA System Support file |
.ph | MS C/C++ Phrase-table |
.ph | Perl header file |
.pic | PC Paint Bitmap graphics |
.pka | Compressed file archive created by PKARC |
.pkg | NeXT Installer script |
.pl | Perl source code file |
.pl1 | 3D Home Architect Room plan |
.pln | WordPerfect for Win Spreadsheet |
.plt | AutoCAD Hpgl plotter file vector graphics |
.pm3 | PageMaker 3 Document |
.pm4 | PageMaker 4 Document |
.pm5 | PageMaker 5 Document |
.png | Portable Network Graphics Bitmap |
.pnm | Graphics file (Portable aNy Map) |
.pov | Persistence Of Vision Raytraced graphics image |
.ppb | WordPerfect for Win Button bar for Print Preview |
.ppd | Acrobat PostScript Printer Description |
.ppm | Portable Pixel Map graphics |
.pr2 | Aldus Persuasion 2.x Presentation |
.pr3 | Aldus Persuasion 3.x Presentation |
.prc | Palm Pilot resource file |
.prj | Project |
.prn | Lotus 1-2-3 - Symphony Text file |
.prs | WordPerfect for Win Printer Resource (e.g., fonts) |
.ps | Postscript file |
.psd | Photoshop Image |
.pst | Microsoft Outlook personal folder |
.pt3 | PageMaker 3 Template |
.pt4 | PageMaker 4 Template |
.pub | MS Publisher Page template |
.pub | Pretty Good Privacy RSA System Public key ring file |
.pwl | Password List |
.py | Python script file |
.pyc | Compiled PYTHON script file |
.qbw | QuickBooks for Windows Spreadsheet |
.qdat | Quicktime Installer Cache |
.qdb | Quicken data file |
.qdf | Quicken for Windows data file |
.qdt | Quicken data file |
.qfl | Quicken Family Lawyer file |
.qfx | QuickLink Fax |
.qic | Backup set for Microsoft Backup |
.qif | Quicken Interchange Format |
.qlb | MS C/C++ Quick library |
.qlp | QuickLink Printer driver |
.qrs | WordPerfect for Win Equation Editor support file |
.qt | Quicktime movie |
.qxd | QuarkXPress Document |
.qxl | QuarkXPress Element library |
.r00, .r01 | Compressed file archive created by RAR (supplemental to .rar) |
.ra | RealMedia file |
.ram | RealMedia shortcut |
.rar | Compressed file archive created by RAR |
.ras | Sun Rasterfile graphics |
.rc | MS C/C++ - Borland C++ Resource script |
.rcg | Netscape newsgroup file |
.rdp | Remote Desktop Connection Profile |
.ref | Cross-reference |
.reg | Corel programs Registration |
.res | MS C/C++ - Borland C++ Compiled resource |
.ri | Lotus 1-2-3 Data |
.rib | 3DReality Graphics in Renderman format |
.rif | Fractal Design Painter Riff bitmap graphics |
.rl4 | Bitmap graphics |
.rl8 | Bitmap graphics |
.rlc | Graphics 1bit/pixel scanner output |
.rnd | AutoCAD AutoShade Rendering Slide |
.rs1 | Route 1 Pro Script |
.rtf | Windows Word Rich Text Format text file (Word) |
.rtf | Windows Help file script |
.rvp | MS Scan Configuration file |
.sav | Configuration file |
.sav | Backup file |
.sbi | Creative Labs Sound Blaster Instrument file |
.sco | High score |
.sdf | System Data Format (ASCII) |
.sea | Self-Extracting compressed Macintosh file Archive |
.sec | Pretty Good Privacy RSA System Secret key ring file |
.sfi | HP LaserJet landscape Printer font |
.shb | CorelShow Background |
.shm | WordPerfect Library Shell macro |
.shp | AutoCAD Shape file and source file for text fonts |
.shw | WordPerfect Presentations Slide show |
.shx | AutoCAD Shape entities |
.sif | Windows NT Setup Setup Installation Files info |
.sit | Compressed Macintosh archive created by STUFFIT |
.slb | AutoCAD Slide library |
.sld | AutoCAD Slide |
.sng | midi sound Song |
.som | Quattro Pro Network serial numbers |
.spc | MS Multiplan Program |
.spc | WordPerfect for Win Temporary file |
.spm | WordPerfect wp{wp}.spm Data |
.srp | QuickLink Script |
.ssm | RealPlayer Standard Streaming Metafile |
.sts | MS C/C++ Project status info |
.sup | WordPerfect for Win Supplementary dictionary |
.svd | MS Word Autosave file for document |
.svg | MS Word Autosave file for glossary |
.svs | MS Word Autosave file for stylesheet |
.swf | ShockWave Flash object |
.syn | MS Word 5 Synonym file |
.sys | DOS System file - device driver or hardware configuration info |
.tar | Compressed file archive created by TAR |
.taz | Compressed file archive created by TAR and COMPRESS (equiv. to .tar.Z) |
.tga | Truevision Targa bitmap graphics |
.tgz | Compressed file archive created by TAR and GNUzip (equiv. to .tar.gz) |
.thm | Microsoft Clipart Gallery database |
.ths | WordPerfect for Win Thesaurus dictionary |
.tif | Tagged Image File Format bitmap graphics |
.tis | MahJongg 3.0 Tile set |
.tlb | Visual C++ Type library |
.tmf | WordPerfect for Win Tagged Font Metric file |
.tmp | Temporary file |
.toc | Eudora Table Of Contents |
.tpz | Compressed file archive created by TAR and GNUzip (equiv. to .tar.gz) |
.trn | Quattro Translation support file |
.tst | WordPerfect for Win Printer test file |
.ttf | Truetype Font file |
.txt | Text file |
.tym | PageMaker 4 Time Stamp |
.tz | Compressed file archive created by TAR and COMPRESS (equiv. to .tar.Z) |
.uhs | Universal Hint System |
.uif | WordPerfect for Win Long prompts for windows |
.uu | Compressed ASCII file archive created by UUEncode/UUDecode |
.uue | Compressed ASCII file archive created by UUEncode/UUDecode |
.vbs | Visual Basic Visual Basic Script file |
.vbx | Visual Basic Visual Basic eXtension (custom control) |
.vcf | VCard file |
.vcw | MS Visual C++ Visual workbench information |
.vda | Bitmap graphics |
.vmc | Acrobat reader Virtual memory configuration |
.vnc | VNC connection profile |
.voc | Creative Voice file Digitized samples |
.vrm | QuattroPro Overlay file |
.vrs | WordPerfect Video Resource (e.g., video device driver) |
.vue | 3D Studio Animation |
.vxd | Virtual device driver |
.wab | Outlook (Windows Address Book) File |
.wad | Doom Game File |
.wav | Waveform audio file |
.wb1 | Quattro Pro Notebook |
.wb2 | Quattro Pro Spreadsheet |
.wba | Winace Zip file |
.wba | WindowBlinds Compressed Skin for Windows XP |
.wbk | WordPerfect for Win Document/workbook |
.wcd | WordPerfect for Win Macro token list |
.wcm | MS Works Data transmission file |
.wcm | WordPerfect for Win Macro |
.wcp | WordPerfect for Win Product information description |
.wdb | MS Works Database |
.wdl | Windows XP Watchdog Log file |
.wfn | CorelDRAW Font |
.wfx | WinFax Data file |
.wg1 | Lotus 1-2-3/G Worksheet |
.wg2 | Lotus 1-2-3 for OS/2 Worksheet |
.wiz | MS Publisher Page wizard |
.wk1 | Lotus 1-2-3 version 2.x - Symphony 1.1+ Spreadsheet |
.wk3 | Lotus 1-2-3 version 3.x Spreadsheet |
.wk4 | Lotus 1-2-3 version 3.4 Spreadsheet |
.wkb | WordPerfect for Win Document |
.wke | Lotus 1-2-3 educational version Spreadsheet |
.wkq | Quattro Spreadsheet |
.wks | Lotus 1-2-3 version 1A - Symphony 1.0 - MS Works Spreadsheet |
.wma | Microsoft Windows Media Active Streaming file |
.wmc | WordPerfect for Win Macro file |
.wmf | Windows MetaFile vector graphics |
.wmv | MS Active Streaming file |
.wn | NeXT WriteNow Text |
.wnf | CorelDRAW native format Outline font description |
.wp | WordPerfect 4.2 Text file |
.wp5 | WordPerfect 5.x Document |
.wpd | WordPerfect 6.0 - PFS:WindowWorks Document |
.wpf | WordPerfect Form |
.wpg | DrawPerfect WordPerfect Graphics vector graphics |
.wpk | WordPerfect for Win Macros |
.wpm | WordPerfect Macros |
.wps | MS Works Text document |
.wq! | Quattro Pro Compressed spreadsheet |
.wq1 | Quattro Pro Spreadsheet |
.wri | Windows Write Text file |
.wrl | VRML file |
.wrml | VRML file |
.wrs | WordPerfect for Win Windows Resource (e.g., printer driver) |
.wsz | WinAmp Skin Zip file |
.wwb | WordPerfect for Win Button bar for document window |
.wwk | WordPerfect for Win Keyboard layout |
.xla | MS Excel Add-in macro sheet |
.xlb | MS Excel Data |
.xlc | MS Excel Chart document |
.xll | MS Excel Excel Dynamic Link Library |
.xlm | MS Excel Macro sheet |
.xlr | MS Works file |
.xls | MS Excel Worksheet |
.xlt | Lotus 1-2-3 - Symphony - Procomm Plus Translation table |
.xlt | MS Excel Template |
.xlw | MS Excel Workbook |
.xmi | Compressed extended midi music |
.xnk | Microsoft Exchange Shortcut |
.xwk | Crosstalk Keyboard mapping |
.xwp | Crosstalk Session |
.z | Compressed file ASCII archive created by COMPRESS |
.z3 | Infocom game module |
.zip | Compressed ZIP file archive |
.zoo | Compressed file archive created by ZOO |