EVERY FILE FORMAT IN THE WORLD ------------------------------ A Object code library AAM Authorware shocked file AAS Authorware shocked packet ABF Adobe Binary Screen Font ABK Corel Draw AutoBackup ACE Compression file format associated with a program called The Ace Archiver ACL Corel Draw 6 keyboard accelerator ACM Used by Windows in the system directory ACP Microsoft Office Assistant Preview file ACR American College of Radiology file format ACT Microsoft Office Assistant Actor file ACV OS/2 drivers that compress and decompress audio data AD After Dark screensaver ADA Ada source text (non-GNAT) ADB Ada source text body (GNAT) ADB Appointment database used by HP 100LX organizer ADD OS/2 adapter drivers used in the boot process ADF Amiga Disk File ADI AutoCAD Device-Independent binary plotter format ADM After Dark MultiModule screensaver ADP Used by FaxWorks to do setup for fax modem interaction ADP Astound Dynamite file ADR After Dark Randomizer screensaver ADS Ada source text specification (GNAT) AFM Adobe font metrics AF2 ABC Flowchart file AF3 ABC Flowchart file AI Adobe Illustrator drawing AIF, AIFF Audio Interchange File, a sound format used by Silicon Graphics and Macintosh applications AIFC Similar to AIF (compressed) AIFF Similar to AIF AIM AOL Instant Messenger Launch AIS ACDSee Image Sequence file AIS Velvet Studio Instruments AKW Contains all A-keywords in the RoboHELP Help project Index Designer not associated with topics ALAW European telephony format audio ALB JASC Image Commander album ALL Arts & Letters Library AMS Velvert Studio music module (MOD) file AMS Extreme's Tracker module format ANC Canon Computer Pattern Maker file that is a selectable list of pattern colors ANI Animated Cursor ANS ANSI text ANT saved game file in the original SimAnt for Windows API Application Program Interface file; used by Adobe Acrobat APR Lotus Approach 97 file APS Microsoft Visual C++ file ARC LH ARC (old version) compressed archive ARI Aristotle audio file ARJ Robert Jung ARJ compressed archive ART Xara Studio drawing ART Canon Crayola art file ART Clip Art file format ART Another Ray Tracer format ART Used by AOL to designate files compressed using the Johson-Grace compreession algorithm ASA Microsoft Visual InterDev file ASC ASCII text ASC PGP armored encrypted file ASD WinWord AutoSave ASE Velvet Studio sample ASF Microsoft Advanced Streaming Format file ASM Assembler language source file ASO Astound Dynamite Objects ASP Active Server Page (an HTML file containing a Microsoft server-processed script) ASP Procomm Plus setup and connection script ASP Astound Presentation file AST Astound multimedia file AST Claris Works "assistant" file ASV DataCAD Autosave file ASX Cheyenne Backup script ASX Microsoft Advanced Streaming Redirector file ASX Video file ATT AT&T Group 4 bitmap AU Sun/NeXT/DEC/UNIX sound file AU Audio U-law (pronounced mu-law) file format AVB Inculan Anti-Virus virus infected file AVI Microsoft Audio Video Interleaved file format for Windows movie AVR Audio Visual Research file format AVS Application Visualization System format AWD FaxView document AWR Telsis file extension format for digitally stored audio. AXX ARJ compressed files from a multi-volume archive (xx = a number from 01 to 99) A3M unpackaged Authorware MacIntosh file A4M unpackaged Authorware MacIntosh file A4P Authorware file packaged without runtime A3W unpackaged Authorware windows file A4W unpackaged Authorware windows file A5W unpackaged Authorware windows file ALAW European telephony format audio ALB JASC Image Commander album ALL Arts & Letters Library AMS Velvert Studio music module (MOD) file AMS Extreme's Tracker module format ANC Canon Computer Pattern Maker file that is a selectable list of pattern colors ANI Animated Cursor ANS ANSI text ANT saved game file in the original SimAnt for Windows API Application Program Interface file; used by Adobe Acrobat APR Lotus Approach 97 file APS Microsoft Visual C++ file ARC LH ARC (old version) compressed archive ARI Aristotle audio file ARJ Robert Jung ARJ compressed archive ART Xara Studio drawing ART Canon Crayola art file ART Clip Art file format ART Another Ray Tracer format ART Used by AOL to designate files compressed using the Johson-Grace compreession algorithm ASA Microsoft Visual InterDev file ASC ASCII text ASC PGP armored encrypted file ASD WinWord AutoSave ASE Velvet Studio sample ASF Microsoft Advanced Streaming Format file ASM Assembler language source file ASO Astound Dynamite Objects ASP Active Server Page (an HTML file containing a Microsoft server-processed script) ASP Procomm Plus setup and connection script ASP Astound Presentation file AST Astound multimedia file AST Claris Works "assistant" file ASV DataCAD Autosave file ASX Cheyenne Backup script ASX Microsoft Advanced Streaming Redirector file ASX Video file ATT AT&T Group 4 bitmap AU Sun/NeXT/DEC/UNIX sound file AU Audio U-law (pronounced mu-law) file format AVB Inculan Anti-Virus virus infected file AVI Microsoft Audio Video Interleaved file format for Windows movie AVR Audio Visual Research file format AVS Application Visualization System format AWD FaxView document AWR Telsis file extension format for digitally stored audio. AXX ARJ compressed files from a multi-volume archive (xx = a number from 01 to 99) A3M unpackaged Authorware MacIntosh file A4M unpackaged Authorware MacIntosh file A4P Authorware file packaged without runtime A3W unpackaged Authorware windows file A4W unpackaged Authorware windows file A5W unpackaged Authorware windows file BAK Backup file BAS BASIC code BAT Batch file BDF extention for a program called West Point Bridge Designer BFC Windows 95 Briefcase document BG Backgammon for Windows game BGL from Microsoft concerning scenery files from the well known Flight Simulator BI Binary file BIF GroupWise initialization file BIFF XLITE 3D file format BIN Binary file BK and BK$ Sometimes used to denote backup versions BKS An IBM BookManager Read bookshelf BMK A bookmark file BMP Windows or OS/2 bitmap BM1 Apogee BioMenace data file BOOK Adobe FrameMaker Book BOX A mailbox in Notes BPL Borland Delphi 4 packed library BQY BrioQuery file BRX A file for browsing an index of multimedia options BSC MS Developer Studio (MSDev) browser informatio file BSP Quake map BS1 Apogee Blake Stone data file BS_ Microsoft Bookshelf Find Menu shell extension BTM Batch file used by Norton Utilities BUD Backup disk for Quicken BUN CakeWalk Audio Bundle file (a MIDI program) BW SGI Black and White image file BYU A file in a Movie BYU format B4 Helix Nuts and Bolts file C C code C01 Typhoon wave files CAB Microsoft cabinet file (program files compressed for software distribution) CAD used by the drafting program "Drafix Cad">by Softdesk CAL CALS Compressed Bitmap CAL Calendar schedule data CAM Casio camera format CAP Compressed music file format CAS Comma-delimited ASCII file CAT IntelliCharge categorization file used by Quicken CB Microsoft clean boot file CBI Column binary formatted file (used in IBM mainframe systems) CCA cc:mail CCB Visual Basic Animated Button configuration CCF Multimedia Viewer configuration file used in OS/2 CCH Corel Chart CCM Lotus CC:Mail "box" (for example, INBOX.CCM) CCO CyberChat data file CCT Macromedia Director Shockwave cast CDA CD Audio Track CDF Microsoft Channel Definition Format file CDF Collider Detector at Fermilab file CDI Phillips Compact Disk Interactive format CDR Core Draw drawing CDR Raw Audio-CD data CDT Corel Draw template CDX Corel Draw compressed drawing CDX Microsoft's Visual Foxpro Index CEL CIMFast Event Language file CER Certificate file (MIME x-x509-ca-cert) CFB Comptons Multimedia file CFG Configuration file CFM Cold Fusion template files CGI Common Gateway Interface script file CGM Computer Graphics Metafile CH OS/2 configuration file CHK File fragments saved by Windows Disk Defragmenter or ScanDisk CHM Compiled HTML file CHR Character Sets (Font files) CHP Ventura Publisher chapter CHT ChartViewer file CHT Harvard Graphics vector file CIL Clip Gallery download package CIM Sim City 200 file CIN OS/2 change control file that tracks changes to an INI file CK1 iD/Apogee Commander Keen 1 data file CK2 iD/Apogee Commander Keen 2 data file CK3 iD/Apogee Commander Keen 3 data file CK4 iD/Apogee Commander Keen 4 data file CK5 iD/Apogee Commander Keen 5 data file CK6 iD/Apogee Commander Keen 6 data file CLASS Java class CLL Crick Software Clicker File CLP Windows Clipboard file CLS Visual Basic Class Module CMD Command file for Windows NT (similar to a DOS .BAT file), OS/2 CMD DOS CP/M command file CMD dBase-II program file CMF Corel Metafile CMP JPEG Bitmap CMP Address document CMV Corel Move animation CMX Corel Presentation Exchange image CNF Configuration file used by Telnet, Windows, and other applications with varying internal formats CNM Windows application menu options and setup file CNQ Compuworks Design Shop file CNT Windows (or other) system content files for the help index and other purposes COB trueSpace2 object COD Microsoft C compiler output as displayable machine language/assembler with original C as comments COM Command file (program) CPD Corel PrintOffice file (drawing) CPD Fax Cover document CPE Fax Cover document CPI Microsoft MS-DOS code page information file CPL Control Panel extension CPL Corel colour palette CPO Corel Print House file CPP C++ code CPR Corel Presents Presentation CPT Corel Photo-Paint image CPX Corel Presentation Exchange Compressed drawing CRD Cardfile file CRP Corel Presents Run-Time Presentation CRT Certificate file CSC Corel Script CSP PC Emcee On-Screen image CSS Cascading Style Sheet file (MIME) CST Macromedia Director "Cast" (resource) file CSV Comma-separated values file CT Scitex CT Bitmap CT A graphic file associated with the Paint Shop Pro Graphic Editor CTL Used in general to mean a file containing control information. FAXWorks uses it to keep information about each fax sent and received. CUE Microsoft Cue Cards data CUR Windows Cursor CUT Dr Halo bitmap CV Corel Versions archive CV Microsoft CodeView information screen CWK Claris Works data file CWS Claris Works template CXT Macromedia Director protected (not editable) "Cast" (resource) file CXX C++ source code file DAT Data file DAT WordPerfect Merge Data DAT Extension used for some MPEG formats DB Borderland's Paradox 7 tables DBC Microsoft's Visual Foxpro Database container DBF Aston-Tate dBASE database DBX DataBeam image DBX Microsoft's Visual Foxpro Table DCM DCM modle format DCR Shockwave file DCS Desktop Color Separation file DCT Microsoft's Visual Foxpro Database container DCU Delphi compiled unit file DCX Microsoft's Visual Foxpro Database container DCX Fax image (based on PCX) DCX Macros DC5 DataCAD Drawing files DDF BTRIEVE database DDIF Digital Equipment or Compaq format. Used for storing images and their word processing documents DEF SmartWare II data file DEF C++ Definition DEFI Oracle 7 de-install script DEM A file with USGS standards for Digital Elevation Models DER Certificate file DEWF Macintosh SoundCap/SoundEdit recorded instrument format DGN Microstation95 CAD drawing file DIB Device-Independent Bitmap DIC Dictionary DIF Data Interchange Format spreadsheet DIG Digilink format DIG Sound Designer I audio file DIR Macromedia Director file DIZ Description file DLG C++ Dialogue Script DLS DownLoadable Sound DLL Dynamic-Link Library DMF X-Trakker music module (MOD) file DOC FrameMaker or FrameBuilder document DOC WordStar document DOC WordPerfect document DOC Microsoft Word document DOC A DisplayWrite document DOT Microsoft Word document Template DPL Borland Delphi 3 packed library DPR Borland Delphi project header file DRAW Acorn's object-based vector image file DRV Driver DRW Micrografx Designer/Draw DSF Micrografx Designer v7.x DSG DooM saved game DSM Dynamic Studio music module (MOD) file DSP Microsoft Developer Studio project DSQ Corel QUERY file DST Embroidery machines graphics file DSW Microsoft Developer Studio workspace DTD SGML Document Type Definition (DTD) file DTED Digital terrain elevation data (geographic data format) DTM DigiTrakker module DTF Symantec Q&A relational database data file DUN Microsoft Dial-up Networking Export file DV Digital video file (MIME) DWD DiamondWare digitized file DWG Autocad Drawing files DWG AutoCAD drawing, or older Generic CADD drawing format DXF Drawing Interchange (eXchange) format,a text representation of the binary DWG format DXF Data Exchange File DXR Macromedia Director protected (not editable) movie file EDA Ensoniq ASR disk image EDE Ensoniq EPS disk image EDD Element Definition Document (FrameMaker+SGML documents) EDK Ensoniq KT disk image EDQ Ensoniq SQ1/SQ2/KS32 disk image EDS Ensoniq SQ80 disk image EDV Ensoniq VFX-SD disk image EFA Ensoniq ASR file EFE Ensoniq EPS file EFK Ensoniq KT file EFQ Ensoniq SQ1/SQ2/KS32 file EFS Ensoniq SQ80 file EFV Ensoniq VFX-SD file EMD ABT Extended MoDule EMF Enhanced Windows Metafile EML Microsoft Outlook Express mail message (MIME RFC 822) ENC Encore file ENFF Neutral File Format extension EPHTML Enhanced Perl-parsed HTML EPS Encapsulated PostScript image ER1 ERWin file ERR Stores the error messages that result when the RoboHELP Help Compiler attempts to compile the source files of a Help system ERX ERWin file ESPF Encapsulated PostScript Files ESPS ESPS audio files EUI Ensoniq ESP family compacted disk image EVY Envoy document EWL Microsoft Encarta document EXC Microsoft Word Exclusion Dictionary EXE Executable file (program) F FORTRAN file F2R Farandoyle linear module format F3R Farandoyle blocked linear module format F77 FORTRAN file F90 FORTRAN file FAR Farandole Composer music module (MOD) file FAV Microsoft Outlook navigation bar FAX FAX Type image FBK Navison Financials Backup FCD Virtual CDROM FDB Navison Financials Database FDF Adobe Acrobat Forms Document file FEM CADRE Finite Element Mesh file FFA MS fast find file FFF GUS PnP bank file format FFL MS fast find file FFO MS fast find file FFT Final Form Text (part of IBM's DCA) FFX MS fast find file FH3 Aldus Freehand 3 drawing FIF Fractal image file FIG A file format used by REND386/AVRIL FITS CCD camera image FITS Flexible Image Transport System FLA Macromidia Flash movie FLC AutoDesk FLIC animation FLF Corel Paradox Delived form FLF Navison Financials License file FLI AutoDesk FLIC animation FLT Corel filter FLF An OS/2 driver file FLT StarTrekker music module (MOD) file FLT A file format use in MulitGen Inc.'s Open Flight FM Adobe FrameMaker Document FMB Oracle binary source code for form, version 4.0 and later FML File Mirror List (GetRight) FMT Oracle text format of form, version 4.0 and later FMT Microsoft Schedule+ print file FMX Oracle executable form, version 4.0 and later FND Microsoft Explorer Saved Search file (Find applet) FNG Font group file (Font Navigator) FNK FunkTracker module format FOG Fontographer font FON System font FOR FORTRAN file FOT Font-related file FP FileMaker Pro file FP1 Flying Pigs for Windows data file FP3 FileMaker Pro file FPT FileMaker Pro file FPT Microsoft FoxPro memo fields FPX FlashPix bitmap FRM Form FRM FrameMaker or FrameBuilder document FRM Oracle executable form version 3.0 and earlier FRM Visual Basic form FRM WordPerfect Merge form FRM Datacad Symbol Report file FRX Visual Basic form stash file FRX Microsoft FoxPro report file FRT Mirosoft FoxPro report file FSF fPrint Audit Tool file format FSL Borderland's Paradox 7 forms FSL Corel Paradox Saved form FSM Farandoyle Sample format FT Lotus Notes Full Text index FTG Full-text Search Group file resulting from using Find in the Windows Help system. Can be erased; will be rebuilt when needed. FTS Full-Text Search index file resulting from using Find in the Windows help system FW2 Framework II FW3 Framework III file FW4 Framework IV file FXP Microsoft FoxPro compiled source file FZB Casio FZ-1 Bank dump FZF Casio FZ-1 Full dump FZV Casio FZ-1 Voice dump G721 Raw CCITT G.721 $bit ADPCM format data G723 Raw CCITT G.723 3 or 5bit ADPCM format data GAL Corel Multimedia Manager album GCD Generic (TM) CADD drawing (later versions) GCP Ground Control Point file used in image processing of remote sensing data often to form map projections. CHIPS (CopenHagen Image Processing System) uses these files. GDB InterBase database file GDM Bells, whistles, and sound boards module format GED GEDCOM genealogical data file, a popular format for recording and exchanging genealogical data GED Graphic Environment Document (drawing) GEM GEM metafile GEN Ventura-Generated text file GetRight GetRight Unfinished-Download file GFC Patton&Patton Flowcharting 4 flowchart file GFI Genigraphics Graphics Link presentation GFX Genigraphics Graphics Link presentation GID Windows 95 global index file (containing help status) GIF CompuServe bitmap GIM Genigraphics Graphics Link presentation GIX Genigraphics Graphics Link presentation GKH Ensoniq EPS family disk image file GKS Gravis GripKey document GL An animation format GNA Genigraphics Graphics Link presentation GNT Generated Code, an executable code in a Micro Focus proprietary format GNX Genigraphics Graphics Link presentation GRA Microsoft Graph GRD Grid file, used in image processing of remote sensing data often to form map projections. CHIPS (CopenHagen Image Processing System) uses these files GRF Grapher (Golden Software) graph file GRP Program Manager Group GSM Raw GSM 6.10 audio stream GSM Raw 'byte aligned' GSM 6.10 audio stream GSM US Robotics voice modums GSM w.o. header/VoiceGuide/RapidComm GSM US Robotics voice modums GSM w. header/QuickLink GTK Graoumftracker (old) music module (MOD) file GT2 Graoumftracker (new) music module (MOD) file GWX Genigraphics Graphics Link presentation GWZ Genigraphics Graphics Link presentation GZ Unix Gzip compressed file H C program header HCOM Sound Tools HCOM format HDF A file in Hierarchical Data Format HED HighEdit document HEL Microsoft Hellbender saved game HEX Macintosh BinHex 2.0 file HGL HP Graphics Language drawing HH Map file. Contains topic IDs and map numbers for each of the topics in a Help system. Allows the running application to send the user the appropriate context-sensitive help topic HLP Help file HLP DataCAD Windows Help file HOG Lucas Arts Dark Forces WAD file HPJ Visual Basic Help Project HPP C++ program header HQX Macintosh BinHex 4.0 file HST History file HT HyperTerminal HTM Hypertext document HTML Hypertext document HTT Microsoft Hypertext Template HTX Extended HTML template HXM Descent2 HAM file extension ICA Citrix file ICB Targa bitmap ICC Kodak printer format ICL Icon Library file (an industry standard) ICM Image Color Matching profile file ICO Windows Icon IDB MSDev 'intermediate' file IDD MIDI Instrument Definition IDF MIDI Instrument Definition (Windows 95 required file) IDQ Internet Data Query file IDX Microsoft FoxPro relational database index file IDX Symantec Q&A relational database index file IDX Microsoft Outlook Express file IFF Interchange Format Files, Amiga ILBM IGES Initial Graphics Exchange Specification file IGF Inset Systems metafile IIF QuickBooks for Windows interchange file ILBM A bitmap (graphic image) file IMA WinImage file IMG GEM image INC Assembler language or Active Server include file INF Information file INI Initialization file INI MWave DSP synth's mwsynth.ini GM-setup INI Gravis UltraSound bank setup INP Oracle source code for form, version 3.0 and earlier INRS INRS-Telecommunications audio INS InstallShield install script INS X-Internet sign-up file INS Ensoniq EPS family instrument INS Sample Cell/II MAC/PC instruments INT Intermediate Code, an executable code produced when a source program is syntax-checked IOF Findit document IQY Microsoft Internet Inquiry file ISO Lists the files on a CD-ROM; based on the ISO 9660 CD-ROM file system standard ISP X-Internet sign-up file IST Digitaltracker instrument file ISU InstallShield uninstall script IT Impulse Tracker music module (MOD) file ITI Impulse Tracker instrument ITS Impulse Tracker sample ITS Internet document set (possibly a Microsoft file) IV A file format use in Open Inventor IW Idlewild screensaver J62 Ricoh camera format JAR Java ARchive file (a compressed file for applets and related files) JAVA Java source code JBF Paint Shop Pro image browser file JFF JPEG file JIF JPEG file JFIF JPEG file JMP SAS JMPDiscovery chart-to-statistics file JN1 Epic MegaGames Jill of the Jungle data file JPE JPEG file JPEG JPEG compressed bitmap JPG JPEG bitmap JS JavaScript source code JSP A HTML page containing a reference to a Java servlet JTF JPEG bitmap K25 Kurzweil 2500 sample KAR Karaoke MIDI file (text+MIDI) KDC Kodak Photo-Enhancer KEY DataCAD Icon toolbar file KFX KoFax Group 4 image KIZ Kodak digital postcard files KKW Contains all K-keywords in the RoboHELP Help project Index Designer not associated with topics KMP Korg Trinity KeyMaP file KQP Konica camera native files KR1 Kurzweil 2000 sample (multi-floppy) KRZ Kurzweil 2000 sample KSF Korg Trinity Sample File KYE Kye game data LBM Deluxe Paint bitmap LBT Microsoft FoxPro labels LBX Microsoft FoxPro labels LDB Microsoft Access lock file LDL Corel Paradox Delivered library LEG Legacy document LES Logitech Entertainment system game profiles (same as REG file) LFT 3D Studio (DOS) loft file LHA Alternate file suffix for LZH LIB Library LIN DataCAD Line type file LIS Output file produced by a Structured Query Reporting (SQR) program LLX Laplink Exchange Agent LNK Windows shortcut file LOG Log file LPD Helix Nuts and Bolts file LRC Intel Video Phone file LSL Corel Paradox Saved library LSP AutoLISP, CommonLISP, and othe LISP language files LST List file LU ThoughtWing Library Unit file LVL Parallax Software's Miner Descent/D2 Level Extension LWLO Lightwave Layered Object file LWOB Lightwave Object file LWP Lotus Wordpro 96/97 file LWSC Lightwave Scene file LYR DataCAD Layer file LZH LH ARC compressed archive LZS Skyroads data file M1V MPEG-related file (MIME type 'mpeg') M3D Corel Motion 3D animation M3U MPEG URL (MIME audio file) MAT Matlab variables binary file MAC MacPaint image MAD Microsoft Access module MAF Microsoft Access Form MAG A graphics file format found in some Japanese files MAGIC Magic Mail Monitor configuration file MAK Visual Basic or MS Visual C++ Project MAM Microsoft Access Macro MAN Unix Manual page output MAP Map file MAP Duke Nukem 3D WAD game file MAQ Microsoft Access Query MAR Microsoft Access Report MAS Lotus Freelance Graphics Smartmaster file MAT Microsoft Access Table MAUD MAUD sample format MAX A file format which repesents a scene in KINETIX's 3D Studio MAX MAX Paperport file MAX OrCAD layout file MAZ Hover maze data MAZ A file format use by Division's dVS/dVISE MB1 Apogee Monster Bash data file MBOX Berkeley Unix mailbox format MBX Extension Microsoft Outlook adds to saved email, Eudora mailboxes MCC Dialer10 calling card MCC Dialer10 calling card MCR DataCAD Keyboard macro file MCW Microsoft Word for Macintosh document MDA Microsoft Access add-in MDA Microsoft Access workgroup for version 2 MDB Microsoft Access database MDE Microsoft Access MDE file MDL Digital Tracker music module (MOD) file MDL Quake model file MDN Microsoft Access blank database template MDW Microsoft Access Workgroup MDZ Microsoft Access wizard template MED Music Editor, OctaMED music module (MOD) file MER Format for interchanging spreadsheet/database data; recognized by Filemaker, Excel, and others MET Presentation Manager metafile MGF A file in a Materials and Geometry Format MHTM MHTML document (MIME) MHTML MHTML document (MIME) MI Miscellaneous MIC Microsoft Image Composer file MID MIDI music MIF Adobe FrameMaker Interchange Format MIFF Machine Independent Format File MIM A multipart file in the Multi-Purpose Internet Mail Extensions (MIME) format; often created as the result of sending e-mail with attachments in AOL. The files in a multipart MIM file can be "opened" (unarchived and separated into individual files) using Winzip or a similar program. MIME See MIM. MLI A file in 3D Studio's Material-Library format MME A multipart file in the Multi-Purpose Internet Mail Extensions (MIME) format; often created as the result of sending e-mail with attachments in AOL. The files in a multipart MME file can be "opened" (unarchived and separated into individual files) using Winzip or a similar program. MMF Meal Master Format, a recipe catologing format MMF Microsoft Mail File MMM Microsoft Multimedia Movie MMP Mindmapor MindManager file MN2 Descent2 Mission File MND , MNI Mandelbrot for Windows MNG Multi-image Network Graphics MNT Microsoft FoxPro menus MNX Microsoft FoxPro menus MOD FastTracker, StarTrekker, Noise Tracker (etc.) music module file MOD Microsoft Multiplan spreadsheet MOD Amiga/PC tracker module MOV QuickTime for Windows movie MP2 MPEG Audio Layer 2 MP3 MPEG Audio Layer 3 (AC3) MPA MPEG-related file (MIME type 'mpeg') MPE MPEG animation MPG MPEG animation MPP Microsoft Project file MPP CAD drawing file format MPR Microsoft FoxPro menus (compiled) MP2 MPEG Audio Layer 2 file (MIME video file) MP3 MPEG Audio Layer 3 (AC3) file MRI MRI Scan MSA Magic Shadow Archive MSDL Manchesters Scene Description Language MSG Microsoft Mail message MSN Microsoft Network document MSN Descent Mission File MSP Microsoft Paint bitmap MTM MultiTracker music module (MOD) file MUL Online game called Ultima online MUS Music MUS10 Mus10 audio MVB Microsoft Multimedia Viewer file MWP Lotus Wordpro 97 Smartmaster file NAN Nanoscope files (Raw Grayscale) NAP NAP Metafile Vector image netCDF network Common Data Form NCB Microsoft Developer Studio file NCD Norton Change Directory NCF Netware Command File NCF Lotus Notes internal clipboard NDO 3D low-polygon modeler, Nendo NFF Neutral File Format NIL Norton Icon Library file (EasyIcons-compatible) NIST NIST Sphere audio NLB Oracle 7 data NLM Netware Loadable Module NLU Norton Live Update E-Mail Trigger file NSF Lotus Notes database NS2 Lotus Notes database (version 2) NST Noise Tracker music module (MOD) file NTF Lotus Notes database template NWC Noteworthy Composer song file NWS Microsoft OutlookExpress news message (MIME RFC822) O01 Typhoon voice file OBD Microsoft Office binder template OBD Microsoft Office Binder OBJ Object file OBZ Microsoft Office Binder Wizard OCX Microsoft Object Linking and Embedding custom control ODS Microsoft Outlook Express mailbox file (?) OFF 3D mesh Object File Format OFN Microsoft Office FileNew file OFT Microsoft Outlook template OKT Oktalyzer music module (MOD) file OLB OLE Object Library OLE OLE object OOGL Object Oriented Graphics Library OPL Organiser Programming Language source file - Psion/Symbian OPO OPL output executable file OPT Microsoft Developer Studio file OPX OPL extension DLL ORC Oracle 7 script ORG Lotus Organiser file OR2 Lotus Organiser 2 file OR3 Lotus Organiser 97 file ORA Oracle 7 configuration OSS Microsoft Office Search file OST Microsoft Exchange/Outlook Offline file OTL Super NoteTab template file (Fookes) P10 Tektronix Plot 10 drawing P65 Pagemaker 6.5 file P7C Digital ID file (MIME) PAB Microsoft Personal Address Book PAC SB Studio II package PAK Quake WAD file PAL A compressed file PAS Pascal source code (Borland) PAT DataCAD Hatch pattern file PAT Corel Draw pattern PAT Advanced Gravis Ultrasound/Forte tech. Patch PBD PowerBuilder Dynamic library, an alternative to a native DLL PBF Turtle Beach Pinnacle Bank File PBK Microsoft Phonebook PBL PowerBuilder Library used in the PowerBuilder development environment PBM Portable bitmap PBR PowerBuilder Resource PCD Kodak Photo-CD image PCD P-Code compiled test scripts as in Microsoft Tst and Microsoft Visual Test PCE Maps Eudora mailbox names to DOS filenames PCL Hewlett-Packard Printer Control Language file (printer-ready bitmap) PCM Audio file format PCM OKI MSM6376 synth chip PCM format PCP Symantec Live Update Pro file PCS PICS animation PCT Macintosh PICT drawing PCX ZSoft PC Paintbrush bitmap PDF Adobe Acrobat Portable Document Format or Netware Printer Definition File PDB 3Com Palmpilot database file PDF Package Definition File from Microsoft Systems Management Server Verifies installed packages when performing an inventory scan of a client PDQ Patton&Patton Flowcharting PDQ Lite file PF Aladdin Systems Private Files encrypted file PFA Type 1 font (ASCII) PFB Type 1 font (binary) PFC PF Component PFM Printer Font Metrics PGL HP Plotter drawing PGM Portable Graymap (bitmap) PGP PGP encrypted file PH Temporary file generated by Microsoft Help Compiler PHTML Perl-parsed HTML PIC PC Paint bitmap PIC Lotus picture PIC Macintosh PICT drawing PICT Mac PICT image file PIF Program Information File PIF IBM PIF drawing PIG Lucas Arts Dark Forces WAD file PIN Epic Pinball data file PIN Epic Pinball data file PIX Inset Systems bitmap PJ MKS Source Integrity file PJX Microsoft's Visual Foxpro Project PJT Microsoft's Visual Foxpro Project PKG Microsoft Developer Studio application extension (similar to a DLL file) PKR PGP Public Keyring PL Perl program PLG A file format use by REND386/AVRIL PLI Oracle 7 data description PLM DisorderTracker2 module PLS DisorderTracker2 sample PLS MPEG PLayList file (used by WinAmp) PLT HPGL Plotter drawing PLT AutoCAD Plot drawing PLT Gerber sign-making software PM5 Pagemaker 5.0 file PM6 Pagemaker 6.0 file PNG Portable Network Graphics bitmap PNG Paint Shop Pro Browser catalogue PNT MacPaint graphic file PNTG Same as PNT file POG Descent2 PIG file extension POT Microsoft PowerPoint Template POV Persistence of Vision ray-tracer PP4 Picture Publisher 4 bitmap PPA Microsoft PowerPoint Add-in PPF Turtle Beach Pinnacle Program File PPM Portable Pixelmap bitmap PPP Parson Power Publisher PPP Serif PagePlus desktop publishing default output PPS Microsoft PowerPoint slide show PPS Paint Shop Pro image PPT Microsoft PowerPoint presentation PRC 3Com Palmpilot resource (text or program) file PRE Lotus Freelance presentation PRF Windows system file PRF Macromedia Director settings file PRG dBase, Clipper, and FoxPro program source files PRG WAVmaker program PRJ 3d Studio (DOS) project file PRN Print Table (space delimited text) PRN DataCAD Windows Printer file PRS Harvard Graphics for Windows presentation PRT A print-formatted file PRV A PsiMail Internet provider template file PRZ Lotus Freelance Graphics 97 file PS Postscript-formatted file (a Postscript printer-ready file) PSB Pinnacle Sound Bank PSD Adobe Photoshop bitmap PSI PSION a-law audio PSM Protracker Studio Module format PSM Sound data for Epic's games PST Microsoft Outlook Personal Folder File PTM Polytracker music module (MOD) file PUB Ventura Publisher publication PUB Microsoft Publisher document PWD Microsoft Pocket Word document PWL Windows 95 password list file PWP Photoworks image file (a roll of file that can be viewed using Photoworks) PWZ Microsoft PowerPoint Wizard PXL Microsoft Pocket Excel spreadsheet PY Save emessages from Yahoo QAD PF QuickArt Document QBW QuickBooks for Windows file QDT Quick Books data file from the Quicken UK Accountancy/Tax/Invoice program QD3D Apple's QuickDraw 3D Metafile format QFL FAMILY LAWYER document QIC Microsoft Backup file QIF QuickTime-related image (MIME) QIF Quicken Import File QLB Quick Library QM Quality Motion file QRY Microsoft Query QST Quake Spy Tab file QT QuickTime Movie QTI QuickTime-related image QTIF QuickTime-related image QTM QuickTime Movie QTP QuickTime Preferences file QTS MacPICT image file QTS QuickTime-related image QTX QuickTime-related image QW Symantec Q&A Write program file QXD Quark XPress file R Pegasus Mail resource file RA Real Audio sound RAM RealAudio metafile RAR RAR compressed archive (Eugene Roshall's format) RAS Sun Raster Images bitmap RAW Raw File Format (bitmap) RAW Raw signed PCM data RBH Maintained by RoboHELP, the RBH file adds to the information contained in the Help project file RDF Resource Description Framework file (related to XML and metadata) RDL Descent Registered Level REC Recorder macro REC RapidComm voice file REG Registration file RES Microsoft Visual C++ Resource RGB SGI Silicon Graphics RGB files RFT Revisable Form Text (part of IBM's DCA or Document Content Architecture) RLE Run-Length Encoded bitmap RL2 Descent2 Registered Level RM Real Audio video file RMD Microsoft RegMaid document RMF Rich Map Format (used by 3-D game editors to store a map) RMI MIDI music ROV Rescue Rover data file RPM RedHat Package Manager package (for Linux) RPM RedHat Package Manager package (for Linux) RPT Microsoft Visual Basic Crystal Reports file RRS save file for the ace game Road Rash RSL Borderland's Paradox 7 reports RTF Rich Text Format document RTM Real Tracker music module (MOD) file RTK Used by RoboHELP to simulate the search feature of Windows help RTS RealAudio's RTSL document RTS RoboHELP to speed complex operations RUL Extension used in InstallShield RVP Microsoft Scan Configuration file (MIME) RXX RAR compressed files from a multi-volume archive (xx = a number from 01 to 99) S Assembler source code S3I Scream Tracker v3 instrument S3M Sound module file for ScreamTracker v3 SAM Ami Professional document SAM Signed 8bit sample data SAV Saved game file SB Raw Signed Byte (8bit) data SBK Creative Labs Soundfont 1.0 Bank file (Soundblaster)/EMU SoundFont v1.x Bank files SBL Shockwave Flash object SC2 Microsoft Schedule+ 7 file format SC2 SAS catalog (Windows 95/NT, OS/2, Mac) SCC Microsoft Source Safe file SCD Matrix/Imapro SCODL slide image SCD Microsoft Schedule+ 7 SCF Windows Explorer command file SCH Microsoft Schedule+ 1 SCI ScanVec Inspire Native file format SCN trueSpace2 scene SCP Dial-Up Networking Script SCR Windows screensaver SCR Fax image SCT SAS catalog (Dos) SCT Scitex CT bitmap SCT Microsoft FoxPro forms SCT01 SAS catalog (Unix) SCV ScanVec CASmate Native file format SCX Microsoft FoxPro forms SD Sound Designer I audio SD2 Sound Designer 2 flattened file/data fork SD2 SAS database (Windows 95/NT OS/2, Mac) SDF System Data File Format - legacy Unisys (Sperry) format SDK Roland S-series floppy disk image SDL SmartDraw library SDR SmartDraw drawing SDS Raw Midi Sample Dump Standard file SDT SmartDraw template SDV Semicolon Divided Values file SDW Lotus WordPro graphic file SDW Raw Signed DWord (32bit) data SDX Midi Sample Dump Standard files compacted by SDX SEA Self-expanding archive (used by Stuffit for Mac files and possibly by others) SEP Tagged Image File Format (TIFF) bitmap SES Cood Edit Session file (common digital audio editor file ) SF IRCAM SoundFile format SF2 Emu SoundFont v2.0 file SFD SoundStage Sound File Data SFI SoundStage Sound File Info SFR Sonic Foundry Sample Resource SFW Seattle Film Works (Mangled JPEG) SFX RAR self-extracting archive SF2 Creative Labs Soundfont 2.0 Bank file (Soundblaster) SGML Standard Generalized Markup Language SHB Corel Show presentation SHB Document shortcut file SHG Hotspot bitmap SHP 3D Studio (DOS) shapes file SHP File format used by some programs for 3D modeling of multipart interactive triangle models SHS Shell scrap file SHW Corel Show presentation SIG Signature file SHTML HTML file containing Server Side Includes (SSI) SIT Stuffit archive of Mac files SIZ Oracle 7 configuration SKA PGP secret Keyring SKL Macromedia Director resource file SL PACT's Save Layout extension SLB AutoDesk Slide Library File Format SLD AutoDesk Slide File Format SLK Symbolic Link (SYLK) spreadsheet SM3 DataCAD Symbol file SMP Samplevision format SMP Ad Lib Gold Sample SND NeXT sound SND Mac Sound Resource SND Raw unsigned PCM data SND AKAI MPC-series sample SNDR Sounder sound file SNDT Sndtool sound file SOU SB Studio II sound SPD Speach Data file SPL Shockwave Flash Object SPL Digitracker Sample SPPACK SPPack sound sample SPRITE Acorn's bitmap format SQC Structured Query Language (SQR) common code file SQL Informix SQL queries SQL Generally used by database products as an extension for SQL queries (scripts, text, or binary) SQR Structured Query Language (SQR) program file SSD01 SAS data sets (Unix) SSD SAS database (Dos) STM Shorter suffix for .shtml, an HTML file containing a Server Side Include (SSI) STM Scream Tracker v2 music module (MOD) file ST Atari ST disk image STR Sceensaver exetension STY Ventura Publisher style sheet SVX Amiga 8SVX sound SVX Interchange file format, 8SVX/16SV SW Raw signed Word (16bit) data SWA Shockwave audio file in Macromedia Director (an MP3 file) SWF Shockwave Flash object SWP DataCAD Swap file SYS System file SYW Yamaha SY-series wave files TAB Guitar Tablature file TAR Tape Archive TAZ Unix Gzip/Tape Archive TBK Asymetrix Toolbook interactive multimedia files TCL Script in the TCL/TK Language TDB Thumbs Plus database TDDD A file format use by the Imagine & Turbo Silver ray-tracers TEX Texture file TGA Targa bitmap TGZ Unix Gzip/Tape Archive THEME Windows 95 Desktop Theme THN Graphics Workshop for Windows thumbnail TIF Tag Image File Format (TIFF) bitmap TIFF Tag Image File Format (TIFF) bitmap TIG Tiger file, used by US government to distribute maps TLB OLE Type Library TLE Two-Line Element set (NASA) TMP Windows temporary file TOC Table of contents of Eudora mailboxes TOL Kodak photoenhancer TOS The Operation System for Atari line of 16/32 and 32/32 computers TPL CakeWalk Audio Template file TPL DataCAD Template file TPP Teleport Pro Project TRK Kermit scrpit file TRM Terminal file TRN MKS Source Integrity project usage log TTF TrueType font TTK Corel Catalyst Translation Tool Kit TWF TabWorks file TWW Tagwrite Template TX8 MS-DOS text TXB Descent/D2 Encoded Briefing File TXT ASCII text-formatted audio data TXW Yamaha TX16W wave files TZ Old compression format file T2T Sonata CAD modelling software file UB Raw unsigned byte (8-bit) data UDF Windows NT Uniqueness Database File UDW Raw unsigned doubleword (32-bit) data ULAW US telephony format (CCITT G.711) audio ULT Ultratracker music module (MOD) file UNI MikMod UniMod formatted file URL Internet shortcut file USE MKS Source Integrity file UU UU-encoded file UUE UU-encoded file UW Raw unsigned word (16-bit) data UWF UltraTracker Wave file V8 Covox 8-bit audio file VAP Annotated speech VBA VBase file VBP Visual Basic Project VBW Microsoft Visual Basic workspace VBX Visual Basic custom control VCE Natural MicroSystems (NMS) unformatted voice file (used by Cool Edit) VCF Virtual card file (Netscape) VCF Vevi configuration file; defines objects for use with Sense8's WorldToolKit VCT Microsoft FoxPro class library VCX Microsoft FoxPro class library VDA Targa bitmap VI Virtual Instrument file from National Instruments LABView product VIFF Khoros Visualisation format VIR File identified as a virus-infected file by Norton AntiVirus and possibly others VIV VivoActive Player streaming video file VIZ Division's dVS/dVISE file VLB Corel Ventura Library VMF FaxWorks audio file VOC Creative Labs Sound Blaster audio file VOX Dialogic audio file coded using ADPCM VOX Natural MicroSystems (NMS) formatted voice file VOX Talking Technology audio file VP Ventura Publisher publication VQE Yamaha Sound-VQ Locator file VQF Yamaha Sound-VQ file (possible emerging standard) VQL Yamah Sound-VQ Locator file VRF Oracle 7 configuration VRML A VRML file VSD Visio drawing (flow chart or schematic) VSL Download List file (GetRight) VSS Visio Stencil file VST Targa bitmap VSW Visio Workspace file VXD Microsoft Windows virtual device driver WAB Microsoft Outlook file WAD Large file for Doom game containing video, player level, and other information WAV Windows Waveform sound WB1 QuattroPro for Windows spreadsheet WB2 QuattroPro for Windows spreadsheet WBK Microsoft Word Backup WBL Argo WebLoad II upload file WBR Crick Software WordBar File WBT Crick Software Wordbar Template WCM WordPerfect Macro WDB Microsoft Works database WEB CorelXara Web document WFB Turtle Beach WaveFront Bank (Maui/Rio/Monterey) WFD Turtle Beach WaveFront Drum set (Maui/Rio/Monterey) WFN symbols for use in Corel Draw WFP Turtle Beach WaveFront Program (Maui/Rio/Monterey) WGP Wild Board Games data file WID Ventura width table WIL WinImage file WIZ Microsoft Word Wizard WK1 Lotus 123 versions 1 & 2 spreadsheet WK3 Lotus 123 version 3 spreadsheet WK4 Lotus 123 version 4 spreadsheet WKS Lotus 123 Worksheet spreadsheet WKS Microsoft Works document WLD REND386/AVRIL file WLF Argo WebLoad I upload file WLL Microsoft Word Add-In WMF Windows Metafile WOW Grave Composer music module (MOD) file WP WordPerfect document WPW Novel PerfectWorks document WP4 WordPerfect 4 document WP5 WordPerfect 5 document WP6 WordPerfect 6 document WPD WordPerfect Demo WPD WordPerfect Document WPG WordPerfect Graphic WPS Microsoft Works document WPT WordPerfect Template WQ1 QuattroPro/DOS spreadsheet WQ2 QuattroPro/DOS version 5 spreadsheet WR1 Lotus Symphony WRI Write document WRK Cakewalk music audio project file WRL Virtual Reality model WRZ Another VRML fileject WS1 WordStar for Windows 1 document WS2 WordStar for Windows 2 document WS3 WordStar for Windows 3 document WS4 WordStar for Windows 4 document WS5 WordStar for Windows 5 document WS6 WordStar for Windows 6 document WS7 WordStar for Windows 7 document WSD WordStar 2000 document WVL Wavelet Compressed Bitmap WWL Microsoft Word add-in file X AVS image format XAR Corel Xara drawing XBM A MIME 'xbitmap' image XI Instrument sample file for ScreamTracker XIF Wang imaging file (comes with Windows 95) XLA Microsoft Excel add-in XLB Microsoft Excel toolbar XLC Microsoft Excel chart XLD Microsoft Excel dialogue XLK Microsoft Excel backup XLL Microsoft Excel add-in file XLM Microsoft Excel macro XLS Microsoft Excel worksheet XLT Microsoft Excel template XLV Microsoft Excel VBA module XLW Microsoft Excel workbook / workspace XM FastTracker 2, Digital Tracker music module (MOD) file XNK Microsoft Exchange shortcut file XPM X BitMap format XR1 Epic MegaGames Xargon data file XTP XTree data file XWD X Window Dump format XWF Yamaha XG Works file (MIDI sequencing) XY3 XYWrite III document XY4 XYWrite IV document XYP XYWrite III Plus document XYW XYWrite for Windows 4.0 document X16 Macromedia Extra (program extension), 16 bit X32 Macromedia Extra (program extension), 32 bit YAL Arts & Letters clipart library YBK Microsoft Encarta Yearbook Z Unix Gzip Compressed ZIP Zip file Compressed archive ZOO An early compressed file format 000-999 Used to number old (backup) versions of files (for example, CONFIG.SYS when changed by an installation program); also used to number related data files for multiple users of a small- scale PC application 12M Lotus 123 97 Smartmaster file 123 Lotus 123 97 file 2GR and 3GR VGA Graphics driver/configuration files under Windows 3DM 3D NURBS modeler, Rhino 3DS A file in 3D Studio (for DOS) format 386 A file for use in an 80386 or higher microprocessor 4GE Informix 4GL compiled code 4GL Informix 4GL source code 669 Composer 669, Unis Composer music mod file 669 669 tracker module #01 and higher A method of numbering picture files for a roll of film that has been scanned for computer presentation $$$ Used by OS/2 to keep track of archived files @@@ Screen files used in the installation and instruction on use of such applications as Microsoft Codeview for C