Lista de extensões de ficheiros

Esta é uma lista de extensões de ficheiros^PE (arquivos^PB):

Índice: ▲ · A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Este artigo ou seção está a ser traduzido. Ajude e colabore com a tradução.

Simbologia[editar]

!ut	Arquivo incompleto do uTorrent;
###	Arquivo temporário; QTIC A zog B = c
#24	Arquivo de dados para impressora 24 pin matrix printer; LogoScript
#IB	Arquivo de dados para impressora; LogoScript
#nn	Arquivo de imagem parte; Long
#SC	Arquivo de dados para impressora; LogoScript
#ST	definições padrões de impressora; LogoScript
$$$	OS/2 arquivo (também conhecido como arquivo.$$$, keys.$$$); OS/2
$$$	Arquivo temporário;
$?	ZX Spectrum arquivo em formato HOBETA;
$00	Arquivo Pipe; DOS
$DB	Arquivo Temporário; dBASE IV
$ED	Arquivo temporário para editores; MS C
$O1	Arquivo Pipe; DOS
$VM	Arquivo de gerenciamento Virtual temporário; Windows 3.x
)2(	LHA arquivo temporário; LHA
??$	Backup arquivo; P-CAD
??_	Arquivo empacotado Microsoft; Expand
?DK	Disk image; Loaddskf.exe
?UT	Nonpacked FTN mail (? - flavor); FTN software
___	Adinf table; Adinf
?Q?	Squeeze for CP/M and MS-DOS
~$~	Arquivo temporario; 1st Reader
~??	Arquivo antigos de Backup (.MNU to.~MN); Resource Workshop - Borland Delphi
μ	Metrowerks Codewarrior project
Π	THINK C projeto

#[editar]

0	dados Comprimidos em disco rigido; DoubleSpace
0B	Fonte de impressão com conjunto de caracteres estendidos lineDraw; PageMaker
1	Fax;
1	Fax; vários
1	Roff/nroff/troff/groff fonte de página de manual; cawf2.zip
123	Arquivo do programa Lotus 123 versão 97
12M	Arquivo Smartmaster do programa Lotus 123 versão 97
15U	Fonte de impressão com conjunto de fonte PI; PageMaker
1ST	Arquivo de texto, designado como lembrete para ser lido primeiro (Geralmente README.1ST)
2GR/3GR	286 Ficheiro Grabber; Win
301	Fax; Super FAX 2000 - Fax-Mail 96
386	Driver de processadores Intel 80386; Windows 3.x
386	Driver de dispositivo virtual do Windows; Win
3DM	Formato do programa Rhinoceros3d
3DMF	Ficheiro de metadados do QuickDraw 3D; QuickDraw
3DS	Formato gráfico do 3D Studio; 3D Studio
3DT	Base de dados onde são alocados os metadados do 3D Topicscape.
3FX	Efeitos; CorelChart
3GR	386 Grabber File; Win
3GP	Vídeo de celular
3T4	Ficheiro binário para conversão para ASCII; Util3
4C$	Ficheiro de dados; 4Cast/2
4MD	Ficheiro de música;
4SW	Ficheiro temporário do 4DOS; 4DOS
4TH	Código fonte da linguagem de programação FORTH; ForthCMP - LMI Forth
555	Formato de imagem de 16 bits por píxel (5bits por componente)
668	Música (a mistura é sempre a 12048 Hz);
669	Música (8 canais); The 669 Composer
6CM	Música (Módulo de 6 canais); Triton FastTracker
75	Fonte de 75x75 dpis; Ventura Publisher
7Z/7ZIP	Ficheiro compactado em 7-Zip; http://www.7-zip.org/
8	Ficheiro de código fonte Assembly A86;
85	Fonte a 85x85 dpi; Ventura Publisher
8BF	Filtros e plugins compatíveis Adobe Photoshop
8CM	Música (Módulo de 8 canais); Triton FastTracker
8M	Fonte de impressão com conjunto de carateres estendidos Math; PageMaker
8SVX	Áudio do Amiga
8U	Fonte de impressão com conjunto de carateres expandidos Roman 8; PageMaker
91	Fonte de 91x91 dpi; Ventura Publisher
96	Fonte de 96x96 dpi; Ventura Publisher

A[editar]

A	ADA source code file;
A	Library; unix
A11	Graphics AIIM image file;
AAS	Animation Play Script; AAPlay
AB6	Datafile; ABStat
AB8	Datafile; ABStat
ABC	Document; ABC FlowCharter 1.0
ABF	Adobe Binary Screen Font; Adobe Software
ABK	Automatic backup file; CorelDRAW
ABM	Image PALS album file;
ABM	Album file (various programs)
ABR	Adobe Brush file for PhotoShop; PhotoShop
ABS	Abstracts (info file);
ABS	Data file; Abscissa
ACA	Project; Project Manager Workbench
ACB	Archive; ACB
ACB	see ACMB;
ACC	Program (DR-DOS - ViewMax); GEM / resident
ACF	Adobe Custom Filter for PhotoShop; PhotoShop
ACM	Audio Compression Module add-on; Win
ACMB	Graphics file;
ACO	Adobe Color Palette;
ACT	ACTOR source code file; ACTOR
ACT	Animations Works Actor (Graphics cell); Animation Works
ACT	FoxDoc Action Diagrams; FoxPro
ACT	Presentation; Action!
AD	AfterDark screensaver module; AfterDark
AD2	ADPCM 2-bit compressed voice file; ZFAX
AD3	ADPCM 3-bit compressed voice file; ZFAX
ADA	Ada source code file;
ADB	Ada Package Body;
ADC	Bitmap graphics (16 colors); Scanstudio
ADC	Dictionary; Lingvo
ADD	OS/2 adapter device driver;
ADI	Graphics file; AutoCAD
ADL	MCA adapter description library; QEMM
ADM	After Dark support file; AfterDark
ADN	Add-in; Lotus 1-2-3
ADR	After Dark support file; AfterDark
ADS	Ada Package Specification;
ADT	Datafile for cardfile application; HP NewWave
ADT	Dictionary; Lingvo
ADT	Fax; AdTech
ADV	GUS device driver; Gf166.com
ADX	Document; Archetype Designer
AEP	Project; Adobe After Effects Project
AF2	Flowchart; ABC FlowCharter 2.0
AF3	Flowchart; ABC FlowCharter 3.0
AFI	Truevision bitmap graphics;
AFL	Font file (for Allways); Lotus 1-2-3
AFM	Datafile for cardfile application; HP NewWave
AFM	Type 1 font metric ASCII data for font installer; ATM - many
AFP	Shape palette; ABC FlowCharter
AFT	Template; ABC FlowCharter 3.0
AFW	Workplace; ABC FlowCharter 3.0
AGR	ArcView ASCII grid
AI	Vector graphics file; Adobe Ilustrator
AIF	see AIFF;
AIFC	Sound;
AIFF	Audio Interchange Format File (AIFF); Convert (c) Villena
AiM	Asm Text Mode Image File; The Ultimate Draw
AIN	Archive; AIN
AIO	APL programming language file transfer format file;
AIS	Array of Intensity Samples graphics file; Xerox
AIX	Datafile for cardfile application; HP NewWave
ALG	Activity Log; ARCSOLO
ALL	----- (Arts & Letters) symbol and font files; Arts & Letters
ALL	Filelist w/ all files; FRQView
ALL	Format file for working pages; Always
ALL	General printer information; WordPerfect for Win
ALO	Almanac support file;
ALT	Menu file; WordPerfect Library
AMF	Music (Advanced Module Format); DMP
AMG	Archive; AMGC
AMG	System image file; ACTOR
AMR	Audio format for mobile phones (Nokia, SonyEricsson)
AMS	Adobe Monitor Setup calibration file; PhotoShop
AMS	Music format;
ANI	Animation cursors for Win; Win95 - WinNT
ANI	Animation; IconAuthor
ANM	Animation; Deluxe Paint Animator
ANN	Help Annotations; Windows 3.x
Ann	Multi volume ARJ archive; ARJ
ANS	ANSI character graphics (animation) file; ANSView
ANS	ASCII text ANSI character set; NewWave Write
AOL	America On-line for Windows DLL; Win
AOS	Add-On Software; Nokia 9000
AP	Archive; WHAP
AP	Datafile; Datalex EntryPoint 90
APC	Printer driver; Lotus 1-2-3
APD	Printer driver; Lotus 1-2-3
APF	Printer driver; Lotus 1-2-3
API	Adobe Printer Ink file for PhotoShop; PhotoShop
API	Passed parameter file; 1st Reader
API	Printer driver; Lotus 1-2-3
APL	APL work space format file;
APL	Support module used by Manugraphics APL products;
APM	Authorware Macintosh; Authorware
APP	Add-in application file; Symphony
APP	Application object file; dBASE Application Generator
APP	Application; FoxPro
APP	Executable application file; DR-DOS - NeXTstep - Atari
APP	Generated application; FoxPro
APR	Employee performance review; Employee Appraiser
APW	Authorware Windows; Authorware
APX	Appexpert database file; Borland C++ 4.5
ARC	Archive; ARC - PKARC/PKXARC - PKPAS - PKUNPAK - QUARK
ARC	Archive; SQUASH
ARF	Automatic Response File;
ARH	Archivers definitions file; DN
ARI	Archive; ARI
ARJ	Archive; ARJ - ARJZ
ARK	ARC archive; CP/M port of ARC file archiver
ARK	Archive; QUARK
ARK	Managing your Money Archive File;
ARR	Arrangement; Atari Cubase
ART	First Publisher graphic file; First Publisher
ART	Graphics (scrapbook); Art Import
ART	Graphics format (Another Ray Tracer); PFS:1st publisher - Art Import
ARX	Archive; ARX
ASC	ASCII text file;
ASC	Transport armor file; PGP
ASD	Autosave file; MS Word
ASD	Presentation; Astound
ASD	Screen driver; Lotus 1-2-3
ASE	Velvet Studio Sample; AWAVE
ASF	Datafile; STATGRAPHICS
ASF	Screen font; Lotus 1-2-3
ASF	Advanced Streaming Format (Compressed Windows audio/video); Microsoft Corporation
ASH	Assembly language header file; TASM 3.0
ASI	ASIC language source; ASIC
ASI	Assembler include file; Turbo C - Borland C++
ASM	Assembler language source; TASM - MASM
ASO	Assembler object (object orientated) file; Turbo Assembler
ASP	ASPECT source code file; Procomm Plus
ASP	Association of Shareware Professionals OMBUDSMN.ASP notice;
ASS	Amalgam Scene Specification; Halo 2 Map Editor
AST	Adobe Color Separtion table for PhotoShop; PhotoShop
ASW	Authorware Star; Authorware
ASX	Advanced Stream Redirector file, redirects to an ASF file (see ASF); Microsoft Corporation
AT2	Auto template; Aldus Persuasion 2.0
ATM	Adobe Type Manager data/info;
ATT	AT&T Group; GCGW
ATY	Produced when an association type is exported by 3D Topicscape
AU	Sun/NeXT/DEC Audio file; AWAVE, GoldWave
AU	Sound (audio) file; SUN Microsystems - Convert (c) Villena
AUD	Audio file; AudioRack
AUP	Audacity project file; Audacity
AUX	Auxiliary dictionary; ChiWriter
AUX	Auxiliary references; TeX/LaTeX
AVA	Publication; Avagio
AVB	AntiViral Toolkit Pro Bases;
AVI	Audio Video Interleaved animation file; Video for Windows
AVR	Audio Visual Research; AWAVE
AVS	Application Visualization System;
AVT	AVATAR-coding files; A3E
AW	Text file; HP AdvanceWrite
AWA	Animations Works Accelerated Movie; Animation Works
AWD	Microsoft Fax At Work Document; MS Fax At Work
AWK	AWK script/program;
AWM	Animations Works Movie (as.AVI); Animation Works
AWS	Data; STATGRAPHICS
Ax	Directshow filter file format
AZZ	Data file; AZZ Cardfile

B[editar]

B & W	Preto e branco de arquivo gráfico; Atari - Mac
B & W	Mono imagem da tela binário; 1 Reader
B	Lista de lote; APLAUSOS
B_w	Preto e branco de arquivo gráfico; Atari - Mac
B.1N	Pré mono tela na cor e binário; 1 Reader
B30	Printer Fonte (JLaser - Cordata); Ventura Publisher
B8	Raw arquivo gráfico (um byte por pixel avião) dois; PicLab
BAD	Arquivo inválido; Oracle - muitos
BAK	Arquivo de backup;
BAL	Pontuação Music; Ballade
BAR	Linha Barra de menu de arquivo objeto; dBASE Application Generator
BAR	Info Bar para GFX2EXE; GFX2EXE
BAS	BASIC idioma de origem], QuickBASIC - GW-BASIC
BAT	Arquivo de lote; MS-DOS
BB	Database backup; Papyrus
BBL	Arquivo de referência bibliográfica; TeX / BibTeX
BBM	Brush, Paint Deluxe
BBS	Bulletin Board System anunciar ou arquivo de informações de texto;
BBS	Hudson-messagebase estilo; FTN software
BCH	Batch arquivo objeto do processo; dBASE Application Generator
BCH	Datafile; Datalex EntryPoint 90
BCO	Descrição Contorno; Bitstream
BCP	Borland makefile C + +;
BCT	Dictionary Backup; Clarion
BCW	Configuração Ambiente; Borland C + + 4,5
BDC	Dictionary; Lingvo
BDF	Adobe Glyph Bitmap Distribution Format; Adobe Software
BDF	Arquivo de atualização binário; BUPDATE.EXE (c) TNT Techn.
BDF	Distribuição fonte Bitmap Format; X11
BDF	Datafile; Egret
BDR	Fronteiras; MS Publisher
BDT	Dictionary; Lingvo
BEZ	Descrição Contorno; Bitstream
BF2	Bradford 2 Fonte;
BFC	Briefcase Win95, Win95
BFM	Métricas Font; Unix / Moldura
BFX	Fax; BitFax
BGA	Gráficos bitmap de;
BGI	Borland Graphics Interface do driver de dispositivo; Turbo C - Turbo Pascal
BI	BASIC arquivo de inclusão; Visual Basic
BIB	Bibliografia (ASCII);
BIB	Banco de dados - não é compatível com o formato TeX; Papyrus
BIB	Banco de Literatura; TeX / BibTeX
BIF	Binary Image Format B & W de arquivo gráfico; placa de captura de imagem
BIK	Bink arquivo de vídeo (RAD Video)
BIN	Arquivo binário, zero-start normalmente (com analógica.);
BIN	SGI Powerflip;
BIN	Texto de despejo de memória de modo; The Draw - TUD - ACiDDraw - etc
BIO	OS / 2 BIOS;
BIT	Bitmap X11;
BK!	Backup de documentos; WordPerfect para a Vitória
BK	Faxbook; JetFax
BK?	Arquivo de backup;
BKN	Arquivo de backup para Temporário Janela do documento n; WordPerfect for Win
BKP	Arquivo de backup; Escrever - TurboVidion DialogDesigner
BKW	Espelho imagem de um conjunto de fonte; FontEdit
BLD	Bloadable picture, BASIC
BLEND	Arquivo do Blender 3D
BLG	Log Backup; ARCSOLO
BLK	Arquivos temporários; WordPerfect para a Vitória
BM	Gráficos de bitmap de arquivos;
BMK	Favoritos Ajuda, Windows 3.x
BMP	OS / 2 ou Win formato gráfico (Bitmap Picture); QPEG - CorelDraw - PC Paintbrush - muitos
TMO	Ami Pro Button; Ami Pro
BNK	Adlib Arquivo de Banco de instrumento;
BNR	Gráficos Banner; Banner - Poster
BOO	Livro-formato; READIBM
BOO	Comprimido arquivo ASCII criado por BOO (msbooasm.arc); msbooasm.arc
BPC	Gráfico; Plano de Negócios Toolkit
BPP	Aplicativo de backup; Clarion
BPT	Preenchimentos de bitmap de arquivos; CorelDRAW
BR	Script; Bridge
BRD	Eagle Layout do arquivo;
BRK	Fax; Brooktrout Fax-Mail
BRK	O freio! Mailer REXX script; o freio!
BRL	CAD; Ballistic Research Laboratory CAD; BRL
BS2	Archive; BS2.EXE
BSA	Archive; BSArc
BSC	Compressed Apple II file archive criado por BINSCII; BINSCII
BSC	Banco de Dados; Source Browser
BSC	Arquivo PWBRMAKE objeto; MS Fortran
BSS	Casio base do telefone, PC-LINK
BST	Arquivo Bibliotex (bibliografia arquivo Bibliotex =); TeX
BSY	Flag Busy; FTN soft
BTM	Batch-to-memory (Quick Batch); 4DOS-NDOS
BTN	Makeover arquivo Button;
BUFR	Binary Universal Form para uma Representação de Dados Meteorológicos
Erro	E Problemas Bugs;
BOLO	LucasArts Bundle File;
BUP	Arquivo de backup;
BUT	Definições Button; Buttons!
BUY	Formato Datafile; filme
BVN	Overflow arquivo abaixo do ponto de inserção no n Doc; WordPerfect for Win
BWB	Aplicativo de Planilha; Enfardadeira Visual
BWR	Beware (Buglist); Kermit
BYU	BYU Movie; BYU
BZ2	Archive; bzip2

C[editar]

C--	C-- language source; Sphinx C--
C	C language source; Watcom C/C++
C	Unix file archive; COMPACT
C++	C++ language source;
C00	Print file; Ventura Publisher
C01	Typhoon wave files; AWAVE
C86	C source code file; Computer Innovation C86
CA	Initial cache data for root domain servers; Telnet
CA?	Borland packed and split file; Borland Installer
CAB	Win 95 packed file; Win 95
CAC	dBASE IV executable when caching on/off (see cachedb.bat);
CAD	Document; Drafix Windows CAD
CAL	Calendar file; Windows 3.x
CAL	Spreadsheet format; SuperCalc
CALS	Computer Aided Acquisition and Logistics;
CALS	Support Raster Format;
CAM	Casio Camera;
CAN	Fax; Navigator Fax
CAP	Caption; Ventura Publisher
CAP	Capture file; ProComm - Telix
CAS	C + ASM language source; Turbo C
CAT	Catalog; CP Backup - dBASE IV
CBC	Fuzzy logic system; CubiCalc
CBL	COBOL source code file;
CBM	Compiled bitmap graphics; XLib
CBS	MasterWord button bar configuration file;
CBT	Computer Based Training; many
CC	C++ source code file;
CC	CC language source; CC
CCC	Bitmap graphics (native format); Curtain Call
CCF	Communications configuration file; Symphony
CCH	Chart; CorelChart
CCITT	CCITT Group 3 and Group 4 Encoding;
CCL	Communication Command Language file; Intalk
CCO	BTX Graphics file; XBTX
CD	CD description; DN
CDA	CD-Audio; Win95
CDB	Card database; CardScan
CDB	Main database; TCU Turbo C Utilities
CDF	Common Data Format;
CDF	Cyberspace Description Format;
CDF	Graphics; netcdf
CDK	Document; Atari Calamus
CDL	CADKey CADL Language; CADKey
CDM	Disk Drivers NPA; Novell NetWare
CDM	Music format (compressed);
CDR	Vector graphics format (drawing); CorelDraw!
CDT	Corel Draw Template File; CorelDraw!
CDX	Compaund index file; FoxPro
CE	Computer Eyes; Conversion Artist
CE	Main.ce; The FarSide Computer Calendar
CEB	Cont. Edge Bitmap; Conversion Artist
CEF	CA-Clipper Workbench Application; CA Clipper
CEF	Export File;
CEG	Bitmap graphics; Tempra Show - Edsun Continuous Edge Graphics
CEL	Animation CEL; 3D Studio
CEL	Graphics; Autodesk Animator - Lumena
CF	Configuration file; imake
CFG	Configuration file;
CFL	Chart; CorelFLOW
CFN	Font data; Atari Calamus
CFO	C Form Object internal format object file; TCU Turbo C Utilities
CFP	Fax; The Complete Fax Portable
CFT	CFast graphics file; Disney Animation Studio
CGA	CGA display font; Ventura Publisher
CGI	Common Gateway Interface script;
CGM	Computer Graphics Metafile vector graphics; A&L - HG - many
CH	Clipper language header; CA Clipper
CH3	Chart; Harvard Graphics 3.0
CH4	Presentation; Charisma 4.0
CHD	Font descriptor; FontChameleon
CHI	ChiWriter Document; ChiWriter - Chiview
CHK	Recovered data; DOS CHKDSK
CHK	Temporary file; WordPerfect for Win
CHL	Configuration History Log;
CHN	Data; Ethnograph 3
CHP	Chapter file; Ventura Publisher
CHR	Character set; Turbo C - Turbo Pascal
CHT	Chart; Harvard Graphics 2.0 - SoftCraft Presenter
CHT	CHeaT in any program/game; many
CHT	Interface file for ChartMaster; dBASE
CHZ	Archive; CHARC
CIF	Caltech Intermediate Format graphics file;
CIF	Chapter information; Ventura Publisher
CiM	C Text Mode Image File; The Ultimate Draw
CIX	Database index; TCU Turbo C Utilities
CKB	Borland C++ 4.x editor keystroke mapping; BCW.EXE
CL	COMMON LISP source code file;
CLA	Source; Clarion
CLD	Clipper debugger configuration file; CA Clipper
CLP	Clip art graphics file; Quattro Pro
CLP	Clipboard file; Windows 3.x
CLP	Compiler response file; CA Clipper
CLP	Graphics format; PCPAINT/Pictor
CLR	Color binary screen image; 1st Reader
CLR	Color definitions; Photostyler
CLR	Color scheme; Boxer/2
CLR	Palette file for GIS format;
CLS	C++ class definition file;
CLW	MFC Class Wizard information; MS VC++
CM	Data file; CraftMan
CMB	Xtree for Windows Button Bar file;
CMD	Command; dBASE - Waffle
CMD	External command menu; 1st Reader
CMD	OS/2 batch/REXX file; OS/2
CMF	FM-music file (Creative Music File);
CMK	Card; Card Shop Plus
CMM	CMM script (batch) file; CEnvi
CMP	Bitmap graphics (Lead CMP compression);
CMP	Compressed data; PKWare Inc. data compression library
CMP	Header file for PostScript printer files; CorelDRAW
CMP	Photofinish Calibration Map; Photofinish
CMP	User dictionary; MS Word for DOS
CMU	Carnegie Mellon University Formats;
CMV	Animation (CorelMove CorelDraw 4.0); CorelMove CorelDraw 4.0
CNC	CNC general program data;
CNF	Configuration (program - printer setup); program - printer setup
CNF	Configuration file;
CNV	Temporary file; WordPerfect for Win
CNV	Winword DLL used as part of an import operation (CNV=converter); MS Word
COB	Calgari trueSpace2 File Format;
COB	COBOL source code file;
COD	Code definition table; UUPC
COD	Datafile; Forecast Plus - MS Multiplan - StatPac Gold
COD	file uncluding CODES for any program/game; many
COD	Printer code definition file; Boxer/2
COD	Program compiled code; FORTRAN
COD	Template source file; dBASE Application Generator
COD	Videotext file;
COE	Coefficient file; Xilinx ISE
COL	Color palette; Autodesk Animator - many
COL	Spreadsheet; MS Multiplan
COM	Command (memory image of executable program); DOS
CON	Configuration file; Simdir
CPC	Compressed image; Cartesian Perceptual Compression
CPD	Script; Complaints Desk
CPF	Fax; The Complete Fax
CPI	ColorLab Processed Image bitmapped graphics file;
CPI	MS-DOS codepage file; MODE.EXE
CPL	Windows Control Panel Applet
CPL	Presentation; Compel
CPP	C++ language source; Watcom C/C++
CPP	Presentation; CA-Cricket Presents
CPR	Knowledge Access; GCGW
CPS	----- backup of startup files by QEMM (?) autoexec.cps;
CPT	Encrypted memo file; dBASE
CPT	Mac file archive; COMPACT PRO
CPT	Template; CA-Cricket Presents
CPY	COPY Files used in COBOL language
CPZ	Music text file; COMPOZ
CRA	Advanced crack file (usually text);
CRD	Cardfile; Windows 3.x - YourWay
CRF	Cross-reference; MS MASM - Zortech C++
CRK	Crack file (usually text);
CRP	Encrypted database; dBASE IV
CRS	File Conversion Resource; WordPerfect 5.1
CRT	Terminal settings information; Oracle
CRU	Compressed file archive created by CRUSH;
CSG	Graph; Statistica/w
CSM	Borland C++ 4.x precompiled header file; BCW.EXE
CSO	Arquivos de imagens de CDs e DVDs
CSP	PC Emcee Screen Image file; Computer Support Corporation
CSS	Datafile; CSS - Stats+
CSS	Datasheet; Statistica/w; cascading style sheet
CSV	Adjusted EGA/VGA palette; CompuShow
CSV	Comma Separated Values text file format (ASCII);
CTC	Control file; PC Installer
CTF	Character code translation file; Symphony
CTL	Control file; dBASE IV - Aldus Setup
CTX	Ciphertext file; Pretty Good Privacy RSA System
CTX	Course TeXt file; some Microsoft online guides
CTX	document; Creativyst Table eXchange
CUF	C Utilities Form definition; TCU Turbo C Utilities
CUR	Windows resource (cursor image file); Resource Workshop - WRT - Watcom Resource Editor
CUT	Graphics format (bitmapped graphics); dr. Halo
CV4	Color file; CodeView
CVP	Cover page; WinFax
CVS	Graphics; Canvas
CVT	Backup file for CONVERTed database file; dBASE IV
CVW	Color file; CodeView
CWEB	C Web;
CWK	Datafile; ClarisWorks, Appleworks
CXX	C++ source code file; Zortech C++

tafile; ClarisWorks

D[editar]

D64	Commodore 64 disk image
DAA	Direct Access Archive
DAT	Data file in special format or ASCII;
DAT	Database file; Clarion
DB$	Temperature debug info; Clarion Modula-2
DB$	Temporary file; dBASE
DB	Database file; Paradox - XTreeGold - dbvista
DB	Configuration; dBASE IV - dBFast
DB	Multi Edit config; ME
DB2	Database; dBASE II
DB3	Database; dBASE III
DBA	Database file; Turbo Prolog - DataEase
DBA	DarkBasic source code
DBD	Business data; Business Insight
DBD	Debug info; Clarion Modula-2
DBF	Database file; dBASE III/IV - FoxPro - dBFast - DataBoss - DBVista
DBG	Debugger script; DOS debug - Watcom debuger
DBG	Symbolic debugging information; MS C/C++
DBK	Database backup; dBASE IV
DBM	Datafile; DataEase
DBM	Menu template; DataBoss
DBO	Compiled program; dBASE IV
DBPro	DarkBasicPro Project
DBS	Data file used by Managing Your Money;
DBS	Database in SQL Windows format;
DBS	Datafile; PRODAS
DBS	Printer description file; MS Word - Works
DBT	FoxBASE+ style memo; FoxPro
DBT	Memo file for database w/same name; dBASE IV - dBFast
DBW	Windows file; DataBoss
DBX	DataBeam; GCGW
DCA	Document Content Architecture text file; IBM DisplayWrite
DCF	Disk image file;
DCL	Delphi Control Library; Borland Delphi
DCM	DCM music module; AWAVE
DCP	OS/2 device code page; OS/2
DCS	Bitmap graphics (CYMK format); QuarkXPress
DCS	Datafile; ACT! Activity Files
DCT	Dictionary: used by many programs with program dependent format; Clarion
DCT	Spell checking dictionary; Harvard Graphics 3.0 - Symphony
DCU	Delphi unit (compiled); Borland Delphi
DCX	Multi-page PCX graphics (common fax format); Intel - SpectraFAX
DD	Macintosh file archive; DISKDOUBLER
DDB	Bitmap graphics;
DDI	Disk image; DiskDupe
DDP	Device Driver Profile file; OS/2
DDS	Texture of; Adobe Photoshop 7.0
DEB	DEBUG script; DOS Debug
DEF	Assembly header file; Geoworks
DEF	Defaults - definitions;
DEF	Linker definition file; TLink - WLink...
DEM	Demonstration;
DEM	Digital Elevation Model;
DEM	Graphics file; VistaPro
DEM	Vista DEM file; Meta.exe VP3
DES	Ascii text parameter description; AWAVE
DEV	Device driver;
DFD	Data Flow Diagram graphic file; Prosa
DFI	Outline font description; Digifont
DFL	Default program settings; Signature
DFM	Data Flow Diagram model file; Prosa
DFM	Delphi form module; Borland Delphi
DFS	Delight Sound File;
DFV	Printing form (Word); MS Word
DFX	Micrografx Effects DLL;
DGN	Graphics file; MicroStation
DGS	Diagnostics;
DH	Dependency information for.ph; Geoworks
DHP	Dr. Halo PIC Format graphics file; Dr. Halo II - III
DHT	Datafile; Gauss
DIA	Diagraph graphics file; Computer Support Corporation
DIB	Device Independent Bitmap; rarely used Windows 3.0 bitmap; Win - OS/2
DICTIONARY	Dictionary (e.g. from WinWord);
DIF	Borland patch data file; Borland patch
DIF	Data Interchange Format; Visicalc
DIF	OS/2 V2.2 Display Information File; OS/2
DIF	Output from Diff command - script for Patch command;
DIG	Digilink; AWAVE
DIG	Sound Designer 1 audio file; AWAVE
DIP	Graphics;
DIP	Watcom debug info processor; WatcomDebugger
DIR	Dialing directory file; Procomm Plus
DIR	Directory file; VAX - CPS Backup
DIR	Movie; MacroMind Director 4.x
DIS	Distribution file; VAX Mail
DIS	Thesaurus; CorelDraw
DIZ	Description file (Description In Zip);
DKB	Raytraced graphics; DKBTrace
DL	Animation format (Italian origin); Display - DL Viewer
DLD	-----; Lotus 1-2-3
DLG	Dialog resource script file; MS Windows SDK
DLG	Dialog resources; DN
DLG	Digital Line Graph;
DLG	Windows SDK dialog editor data file;
DLL	Dynamic-link library; Windows 3.x - OS/2
DLL	Export/import filter; CorelDRAW
DLS	Setup; Norton Disklock
DMF	Music format (Delusion Digital Music File); Delusion
DMG	Mac OSX Disk Image Format
DMO	Demo; Derive
DMP	Dump file (eg. screen or memory);
DMS	Amiga file archive; DISKMASHER
DM_#	Quake-Based games Demo File
DNT	data; RSNetWorx Project
DOC	ASCII doc file;
DOC	Documento do Microsoft Office Word 97-2003
DOCM	Documento Habilitado para Macros do Microsoft Office Word
DOCX	Documento do Microsoft Office Word
DOF	Delphi project options file; Borland Delphi
DOG	Screen file; Laughing Dog Screen Maker
DOH	Dependency information for.poh; Geoworks
DOS	External command file; 1st Reader
DOS	Network driver (eg. pkt_dis.dos);
DOS	OS/2 V3 SVGA PMI-File; Svga.exe
DOS	Something for MS-DOS (e.g. msdos.dos); Win95
DOS	Text file containing DOS specific info;
DOT	Line-type definition file; CorelDRAW
DOT	Modelo do Microsoft Office Word 97-2003
DOTX	Modelo do Microsoft Office Word
DOX	Text file; MultiMate 4.0
DOZ	Description Out of Zip; VENDINFO
DP	Calendar file; Daily Planner
DP	Data file; DataPhile
DPR	Default project- and state-related information; Borland C++ - Delphi - C
DPX	Digital Moving Picture Exchange;
DRG	Extensão de som binaural que simula efeito de drogas no corpo
DRP	Web3D File; Web3D
DRS	Display Resource; WordPerfect for Win
DRV	Driver;
DRW	Designer vector graphics file; Designer - MicroGraphix
DS	TWAIN Data Source; Any twain-source must supply one xxx.ds file
DS4	Vector graphics; Micrografx Designer 4.x
DSC	Description file;
DSC	Discard file; Oracle
DSD	Database; DataShaper
DSF	Delusion Digital Sound File; Delusion
DSK	Desktop configuration; BP - DN - BC++ - TP
DSK	Disk Drivers; Novell NetWare
DSM	Digital Sound Module; DSI
DSN	Design; Object System Designer
DSP	Display parameters; Signature
DSP	Dynamic Studio Professional Module; Dynamic Studio
DSP	Graphics display driver; Dr. Halo
DSP	Norton viewer DLL; Win
DSR	Driver Resource; WordPerfect for Win
DSS	Screensaver file; DCC
DSS	Sound; Digital Soup
DSS	SQL Script for.Time Framework; Exaktime
DST	WAIN (Scanner spec) data source DLL; Win
DSW	Borland C++ 4.x desktop layout file; BCW.EXE
DSY	DAISY container file; ADAKTA.EXE
DT_	Data fork of a Macintosh file; Mac-ette
DTA	Data file; Turbo Pascal - PC-File - Stata
DTB	Database Backup for.Time Framework; Exaktime
DTF	Database file; PFS - Q&A
DTM	DigiTrekker music module; AWAVE
DTO	data; Directory Toolkit output
DTP	Document; Timeworks Publisher3
DTP	Page Magic 2.0 publication; Page Magic 2.0
DTP	Publication; Publish-It!
DVC	Data; Lotus 1-2-3
DVI	DeVice Independent document; TeX
DVP	DESQView run-file; DESQView
DVP	Device parameter file; AutoCAD
DW2	Drawing; DesignCAD for windows
DWB	Coryphaeus Software Designers Workbench; CSD
DWC	Archive; DWC
DWD	DiamondWare Digitized file; AWAVE
DWG	Drawing; AutoCAD - Drafix
DX	Text file; DEC WPS/DX format - DEC WPS Plus
DXF	Drawing Interchange File Format vector graphics (AutoCAD); AutoCAD
DXN	Fax; Fujitsu dexNET
DXE	Dexecutable File; TFS Network
DYN	Data; Lotus 1-2-3

E[editar]

EAS	Extended file attributes; OS/2
EBJ	Error-checking object file; Geoworks
EBQ	CITE standard electronic BQ exchange file
EC	Error checking preprosessed Goc source code; Geoworks
ECC	Error-checking file; dvdisaster
ED5	EDMICS; GCGW
EDA	Ensoniq ASR disk image; AWAVE
EDE	Ensoniq EPS disk image; AWAVE
EDK	Ensoniq KT disk image; AWAVE
EDL	EDL; Premiere
EDQ	Ensoniq sq1,2/ks32 disk image; AWAVE
EDS	Ensoniq SQ80 disk image; AWAVE
EDT	Default settings; VAX Edt editor
EDT	Ensoniq TS disk image; AWAVE
EDT	External editors definitions; DN
EDV	Ensoniq VFX-SD disk image; AWAVE
EEB	Button bar for Equation Editor; WordPerfect for Win
EFA	Ensoniq ASR file; AWAVE; Encrypted File Archive
EFE	Ensoniq EPS file; AWAVE
EFE	Ensoniq EPS instrument file; AWAVE
EFK	Ensoniq KT file; AWAVE
EFQ	Ensoniq SQ1/SQ2/KS32 file; AWAVE
EFS	Ensoniq SQ80 file; AWAVE
EFT	Ensoniq TS file; AWAVE
EFT	High resolution screen font; ChiWriter
EFV	Ensoniq VFX-SD file; AWAVE
EFX	Fax; Everex EFax
EGA	EGA display font; Ventura Publisher
EKA	Internal data files; Borland's Eureka
EL	ELISP source code file; Emacs lisp
ELB	Synergy/DE library
ELC	Compiled ELISP code; Emacs lisp
ELI	Archive; ELI
ELT	Event list text file; Prosa
EMD	ABT Extended MoDule; AWAVE
EMF	Microsoft Enhanced Metafile;
EMU	Terminal emulation data; BITCOM
ENC	Encoded file - UUENCODEd file; Lotus 1-2-3 - uuexe515.exe
ENC	Music; Encore
END	Arrow-head definition file; CorelDRAW
ENFF	Extended Neutral File Format;
ENG	Dictionary engine; Sprint
ENG	English documentation;
ENG	Graphics file (charting); EnerGraphics
ENV	Envelope or Environments;
ENV	Enveloper macro; WOPR
ENV	Environment file; WordPerfect for Win
EPD	Publication; Express Publisher
EPI	Document; Express Publisher
EPI	Encapsulated PostScript graphic file;
EPS	Encapsulated PostScript (Graphics format); CorelDraw - PhotoStyler - PMView - Adobe Illustrator - Ventua Publisher
EQN	Equation filE; WordPerfect for Win
ERD	Entity Relationship Diagram graphic file; Prosa
ERL	Erlang source code file
ERM	Entity Relationship Diagram model file; Prosa
ERR	Compiler/linker error report;
ESH	Extended Shell batch file;
ETH	Document; Ethnograph 3
ETF	Encrypted Text File. Used in some security programs.
ETX	Structure-enhanced text for some ascii text browsers;
EUI	Ensoniq EPS family CD image; AWAVE
EVT	Events descriptions;
EVY	Document; WordPerfect Envoy
EWD	Document; Express Publisher for Windows
EX3	Device driveR; Harvard Graphics 3.0
EXC	Exclude file for Optimize (do not process) (QEMM); QEMM
EXC	REXX source code file; VM/CMS
EXE	Directly executable program; DOS
EXM	MSDOS executable, system-manager compliant (HP calculator); HP calculator
EXP	Protected mode EXE by PharLap Software; PharLap
EXT	Extensions descriptions file;
EXX	Intermediate file by MsgPut; IBM LinkWay
EZF	Fax; Calculus EZ-Fax

F[editar]

F	Archive; FREEZE
F	Fortran language source file; NDP Fortran
F01	Fax; perfectfax
F2R	Farandole Linear Module; Farandole
F3R	Farandole Blocked Linear Module; Farandole
F77	FORTRAN 77 source code file;
F96	Fax; Frecom FAX96
FAC	see FACE;
FACE	Usenix FACE graphics file;
FAM	Famtasia Famicom image format; Famtasia
FAQ	Frequently Asked Questions text file;
FAR	Music format (Farandole Composer Module); Farandole
FAS	Macsyma compiled program;
FAX	Fax (raster graphics in CCITT format); most Fax programs
FBM	Fuzzy Bitmap;
FC	Spell checking dictionary; Harvard Graphics 2.0
FCM	Binary file patch file (forward compression); jlpak10.zip
FD	Declaration file; MS Fortran
FD	Field offsets for compiler; DataFlex
FD	Front Door' resource files; FD
FDS	fwNES Famicom Disk System image; fwNES
FDS	Headerless Famicom Disk System image;
FDW	Form; F3 Design and Mapping
FEB	Button bar for Figure Editor; WordPerfect for Win
FEI	Fatal Error Infotable; Geoworks
FES	File produced when a fileless occurrence in 3D Topicscape is exported to Windows
FF	Intelligont FIAS format;
FF	Outline font description; Agfa Compugraphics
FFE	Front Fareast Famicom image format;
FFF	Fax; defFax
FFI	Atech FastFont (AllType);
FFIVW	File Format for the Interchange of Virtual Worlds;
FFT	Dca/FFT Final Form Text text file (DisplayWrite);
FFT	DCA/FFT Final Form Text text file; DisplayWrite
FH3	Vector graphics; Aldus FreeHand 3.x
FH4	Vector graphics; Aldus FreeHand 3.x
FI	Interface file; MS Fortran
FIF	Fractal Image Format file;
FIL	File template; Application Generator
FIL	Filelist;
FIL	Files list object file; dBASE Application Generator
FIL	Mirror. FIL is the name given to the saved FAT by the mirror program included in some versions of DOS and in PCTools; MS-DOS -
FIL	Overlay; WordPerfect
FIL	File which was moved to the Virus Vault by AVG
FIN	Print-formatted text file; Perfect Writer - Scribble - MINCE
FIO	Aldus PhotoStyler graphics filter;
FIO	Image PALS viewer DLL;
FIT	File Index Table; WindowsNT
FIT	see FITS;
FITS	Flexible Image Transport System;
FIX	Patch file;
FKY	Macro file; FoxPro
FLAC	Free Lossless Audio Codec
FLB	Format library; Papyrus
FLC	Animation format FLIC >320x200; AAPlay - Autodesk AniPro
FLD	Folder; Charisma
FLI	Animation format FLIC 320x200; Autodesk Animator
FLI	TeX font library; EmTeX
FLM	Film Roll; AutoCAD/AutoShade
FLT	Data/file conversion filter (or overlay); Alsud - MS Word
FLT	Filter file; Micrografx Picture Publisher
FLT	MultiGen Flight;
FLT	Support file - graphics filter; Asymetrix ToolBook
FLX	Animation format;
FLX	Compiled binary; DataFlex
FM	Spreadsheet; FileMaker Pro
FM1	Spreadsheet; Lotus 1-2-3 release 2.x
FM3	Device driver; Harvard Graphics 3.0
FM3	Spreadsheet; Lotus 1-2-3 release 3.x
FMB	File Manager Button bar; WordPerfect for Win
FMF	Font or icon file; IBM LinkWay
FMK	Makefile; Fortran PowerStation
FMO	Compiled format file; dBASE IV
FMT	Format file; dBASE IV - FoxPro - Clipper 5 - dBFast
FMT	Gate3 format file;
FMT	Style sheet; Sprint
FMV	Full Motion Video file;
FN3	Font file; Harvard Graphics 3.0
FND	Files searching properties; Win95
FNK	FunkTracker music module; AWAVE, FunkTracker
Fnn	DOS screen text font - height nn pixels; fntcol13.zip
FNT	Font file; many
FNX	Inactive font; Exact
FO1	Font file; Borland Turbo C
FO2	Font file; Borland Turbo C
FOG	Fontographer Database File; Fontographer3.5
FOL	Folder of saved messages; 1st Reader
FON	Log of all calls; Procomm Plus
FON	Terminate phonebook; Terminate - Terminator - Telix
FON	Windows bitmapped font file; Win
FONT	Font data; unix
FOP	Freedom of the Press graphic file;
FOR	Form; WindowBase
FOR	Fortran language source file; MS Fortran - Watcom Fortran
FOT	Installed Truetype font; Windows Font Installer
FOX	Foxbase executable (precompiled.prg); FoxBase
FP	Configuration file; FoxPro
FPC	Catalog; FoxPro
FPD	TMT Pascal compiled unit; TMT Pascal
FPT	Foxpro memo field tables; FoxPro
FPW	Floorplan drawing; FloorPLAN plus for Windows
FR?	Packed mail; FTN software
FR3	Renamed dBASE III+ form file; dBASE IV
FRE	Creative Digital Blaster Digital VCR File
FRE	Fifa 2002 Data Legal Screen File
FRE	Male Normal CT
FRF	FontMonger Database file; FontMonger
FRG	Uncompiled report file; dBASE IV;
FRL	GP-Forth library; GP-Forth;
FRM	Registration or other form;;
FRM	Report file; dBASE IV - Clipper 5 - dBFast;
FRM	Visual Basic Form; Visual Basic;
FRO	Compiled report file; dBASE IV;
FRP	Form; PerForm PRO Plus - FormFlow;
FRS	Screen Font Resource; WordPerfect for Win;
FRT	Additional (FPT) report description file; FoxPro;
FRT	GP-Forth source file; GP-Forth;
FRX	Main (DBF) report description file; FoxPro;
FRX	Visual Basic binary program file; Visual Basic;
FSL	Form; Paradox for Windows;
FSM	Farandole Composer WaveSample; Farandole;
FST	Linkable program; dBFast;
FSX	Data; Lotus 1-2-3;
FTM	Font file; Micrografx
FTXT	text; Cloanto text document
FTP	Configuration; FTP Software PC/TCP
FW	Database; FrameWork
FW2	Database; Framework II
FW3	Database; Framework III
FWEB	Fortran WEB;
FX	On-line guide; FastLynx
FXD	Phonebook; FAXit
FXP	Foxpro executable (precompiled.prg); FoxPro
FXS	FAX Transmit Format graphics file; WinFax

G[editar]

G	Data chart; APPLAUSE
G16	GoldED for DOS compiled config; GOLDED.EXE
G3P	data; Grand Prix 3 car physics
G8	Raw graphics file (one byte per pixel) plane three; PicLab - Cubicomb Picturemaker
GAM	Fax; GammaFax
GB1	Game Maker backup file (can also be GB2, GB3, etc.)
GBA	Game Boy Advance Rom
GBL	Global definitions; VAXTPU editor
GBL	Global module in Basic programs;
GBR	GIMP brush
GC1	Lisp source code; Golden Common Lisp 1.1
GC3	Lisp source code; Golden Common Lisp 1.3
GCA	IBM GOCA; GCGW
GCD	Graphics;
GD3	Game Doctor Super NES ROM image
GDF	Dictionary file; GEOS
GDS	McDonnell-Douglas Things;
GE	GEcho config file; GEcho
GED	EDITOR's native file format; Arts & Letters
GED	GoldED for DOS compiled config file; GOLDED.EXE
GED	Graphics editor file; EnerGraphics
GEM	Vector graphics file; GEM - Ventura Publisher
GEN	Compiled template; dBASE Application Generator
GEN	Generated text; Ventura Publisher
GEO	Geode; Geoworks
GEO	GEOS specific file (application); GEOS
GEO	GoldED for OS/2 compiled config file; GED2.EXE
GEX	GEcho config file; GEcho
GFB	Compressed GIF image created by GIFBLAST; gifblast.exe
GFO	SGI Radiosity;
GFT	Font; NeoPaint
GFT	GEM-translator font file;
GFX	Instant Artist graphics Files; Instant Artist
GFX	PCBoard @X-coded colorful text; GFX2COM - GFX2EXE
GIB	Chart; Graph-in-the-Box
GIB	GIMP animated brush
GID	Help index; windows 95 help
GIF	Compuserves' Graphics Interchange Format (bitmapped graphics); QPeg - Display - CompuShow
GIW	Presentation; Graph-in-the-Box for Windows
GKH	Ensoniq Disk Image (VFX, SD, EPS, ASR, TS); Ensoniq
GKS	Graphics Kernel System;
GL	Animation format; grasprt.exe, PV
GL	Animation; GRASP GRAphical System for Presentation
GLB	Global module in Basic programs;
GLM	Datafile; Glim
GLO	Global module in Basic programs;
GLS	Datafile; Across
GLY	Winword Glossary; MS Word
GM6	Game Maker Editable file as of version 6.x
GMD	Game Maker Editable file up to version 5.x
GMF	CGM graphics file; APPLAUSE
GMK	Game Maker Editable file as of version 7.x
GMP	Geomorph tile map; SPX
GMS	Ghost Mouse Script
GMS	Gesture and Motion File Formats
GOC	Goc source code file; Geoworks
GOE	GOES graphic file;
GOH	Goc header file; Geoworks
GP	Geode parameter file; Geoworks Glue
GPH	Graph; Lotus 1-2-3/G
GPK	Omnigo program package;
GR2	Screen driver; Windows 3.x
GRA	Datafile; SigmaPlot
GrADS	Metafile;
GRASP	Graphical System for Presentation;
GRB	MS-DOS Shell Monitor file; MS-DOS 5
GRD	Drivers for GRX (graphics library); GRX (c) Free Soft. Found.
GRE	data; Grenoble Thermal Ellipsoids Plot Program
GRF	Graph file; Graph Plus - Charisma
GRIB	Gridded Binary;
GRN	Drivers for GRX (graphics library); GRX (c) Free Soft. Found.
GRP	Group file; Windows 3.x - Papyrus
GRP	Pictures group; PixBase
GRY	Graphics format (RAW GREYz);
GS1	Presentation; GraphShow
GSA	data; Microsoft Office Groove Space Archive
GSD	Vector graphics; Professional Draw
GSM	Raw GSM 6.10 audio stream; AWAVE
GSW	Worksheet; GraphShow
GTA	data; Microsoft Office Groove Tool Archive
GUP	-----; PopMail
GV	GrandView outline file;
GWI	Groupwise File; Local saved Email
GXL	Graphics library; Genus
GZ	Archive; GNU zip - WinZipNT
GZR	data; GunZ action replay

H[editar]

H!	On-line help file; Flambeaux Help! Display Engine
H!	Pertext database; HELP.EXE
H--	C-- language header; Sphinx C--
H	Header file (usually C language); Watcom C/C++
H++	Header file; C++
HA	Archive; HA
HAL	Data file; Hyper Access Lite OS/2
HAM	Disk Drivers NPA; Novell NetWare
HAP	Archive; HAP3
HBK	MathCAD handbook; MathCAD
HC	Header file;
HDD	data; disk image
HDD	HotDisc Designer label
HDF	Amiga Hard Disk Image
HDF	Help file; Help Development Kit
HDF	Hierarchical Data File graphics file; SDSC Image Tools
HDL	Alternate download file listing; Procomm Plus
HDR	Datafile; Egret
HDR	Message header text; Procomm Plus - 1st Reader
HDR	PC-File+ Database header;
HDR	SPOT image file;
HDS	Hierarchical Data System;
HDW	Vector graphics; Harvard Draw
HDX	Help index; AutoCAD - Zortech C++
HDZ	Amiga Zip compressed Hard Disk Image
HEP	Novell Help Librarian Data File; Novell NetWare
HEX	Hex dump;
HFI	HP Font Info file; GEM
HGL	Highlight groups definitions; DN
HGL	HP Graphics Language graphics file;
HH	C++ header file;
HHH	Precompiled header file; Power C
HHP	Help information for remote users; Procomm Plus
HI	Game high scores table;
HIN	Molecule; HyperChem
HIS	History of executing/viewing/editing; DN
HLB	Help library; VAX
HLP	Help file;
HLX	Multi Edit help file; MultiEdit 5.0
HLZ	Multi Edit packed help file; MultiEdit
HMI	Music format (MIDI);
HMM	Alternate Mail Read option menu; Procomm Plus
HMP	Music format (MIDI);
HNC	CNC program files Heidenhain (?) dialog;
HOF	Hall Of Fame (game scores);
HP	Printout file for HP printers/plotters (HP/GL);
HP8	ASCII text HP Roman8 character set; NewWave Write
HPF	HP LaserJet fonts; PageMaker
HPG	see HPGL;
HPGL	Plotter file vector graphics (Hewlett-Packard Graphics Language); AutoCad - Harvard Graphics
HPI	Font information file; GEM
HPJ	Help project; MS Help Compiler for Windows - HC. EXE
HPK	Archive; HPACK
HPM	Alternate Main menu for privileged users; Procomm Plus
HPM	EMM text; HP NewWave
HPM	High Performance Map; Quaestor 1.x
HPP	C++ header file; Zortech C++ - Watcom C/C++
HPPCL	Hewlett-Packard Printer Control Language;
HQX	Archive (ASCII Mac); BINHEX
HRF	Graphics file (Hitachi Raster Format);
HRM	Alternate Main menu for limited/normal users; Procomm Plus
HRZ	Graphics format; SSTV
HS2	Monochrome image; Postering
HSC	2-op FM music; HSC tracker - hscplay.exe
HSI	Handmade Software Inc. graphics file almost JPEG; Image Alchemy
HST	History file; Procomm Plus
HTM	see HTML;
HTML	Hypertext Markup Language (WWW); Netscape - Mosaic - many
HTX	Hypertext file;
HWD	Presentation; Hollywood
HWP	Hangul Word Processor Document; Hangul (word processor)
HXM	Alternate Protocol Selection menu for all users; Procomm Plus
HXX	C++ header file;
HY1	Hyphenation algorithms; Ventura Publisher
HY2	Hyphenation algorithms; Ventura Publisher
HYC	Data; WordPerfect
HYD	Hyphenation dictionary; WordPerfect for Win
HYP	Archive; HYPER

I[editar]

I	Preprocessor output file; Borland C Preprocessor
IAM	Assembly file; Autodesk Inventor
IAX	Bitmap graphics (IBM Image Access eXecutive);
IAX	data; InstallAnywhere.NET project;
IBG	PDS graphic file;
IBM	Archive (Internal IBM only); ARCHDOS
ICA	Bitmap graphics (Image Object Content Architecture);
ICB	Bitmap graphics;
ICC	ICC configuration;
ICE	Archive; Cracked LHA (old LHA)
ICM	ICC configuration;
ICN	ICON source code file;
ICO	Icon file; ICONEDIT.EXE
ID	Disk identification file;
IDB	IDA database; IDA
IDC	IDA C language source; IDA
IDE	Borland C++ 4.x IDE project; BCW.EXE
IDF	MIDI instrument description;
IDS	IDA imported names format; IDA
IDW	Vector graphics; IntelliDraw
IDW	Drawing file; Autodesk Inventor
IDX	Index; many - FoxPro
IFD	Form; JetForm Design
IFF	Interchange Format File (IFF); EA Software - Convert (C) Villena - Amiga
IFF	Sun TAAC Image File Format; SDSC Image Tool
IFP	Script; KnowledgeMan
IFS	Fractal image compressed file; Yuvpak
IFS	Installable file system; OS/2
IGES	Initial Graphics Exchange Specification;
IGF	Inset Systems; GCGW
IHP	Watcom help file; whelp.exe
IHS	Inbound History; Bink/+
IIW	Power Point Image Importer Wizard
IL	hDC Designer Icon Lin Dll format;
ILB	Data; Scream Tracker
ILG	data; LaTeX Index Generation log
ILK	Outline of program's format; MS ILink incremental linker
IM8	Sun raster graphics file;
IMA	Mirage vector graphics; EGO - Chart - Autumn
IMG	ADEX graphic file;
IMG	Disk Image; NC 5.0
IMG	GEM bitmapped graphics file; Ventura
IMI	image; Magellan Meridian map
IMG	Vivid IMG file;
IMI	image; Magellan eXplorist map
IMP	Spreadsheet; Lotus Improv
IMQ	Image presentation; ImageQ
IN$	Installation file; HP NewWave
IN3	Input device driver; Harvard Graphics 3.0
INB	Test script; Vermont HighTest
INC	Include file; several programming languages
IND	Data Index; dBASE IV
INF	Information text file (ASCII);
INF	Install script;
INF	OS/2 hypertext help system file; VIEW.EXE
INF	Type 1 LaserJet font information file; soft font installers
INFO	GNU info reader (output from texinfo); unix
INFO	Icon Data (Amiga);
INGR	Intergraph Raster File Format;
INI	Initialization file;
INK	Pantone reference fills file; CorelDRAW
INS	Data; WordPerfect
INS	Ensoniq Instrument File; Ensoniq
INS	Installation script; 1st Reader
INS	Instrument music file (Adlib);
INT	Borland Interface Units;
INT	Program saved in Internal (semi-compiled) format; Signature
INT	Source of Borland interface module;
INX	Index; Foxbase
IO	Archive; CPIO
IOB	3d graphics database in TDDD format;
IOC	Organizational chart; Instant ORGcharting!
ION	4DOS descript.ion file (file descriptions); 4DOS
IP	Immortal Player file; Immortal Player
IPF	Interchangeable Preservation Format; http://softpres.org/glossary:ipf
IPG	iPod game file; iTunes and iPod
IPL	Pantone Spot reference palette file; CorelDRAW
IPT	Part file; Autodesk Inventor
IRS	Resource (WordPerfect) standard.irs; WordPerfect
IRTR	Graphicon-2000 Interactive Real-Time PHIGS;
ISD	Spelling Checker dictionary; RapidFile
ISH	Archive; ISH
ISO	ISO-9660 table;
IST	Digitrakker Instrument File; AWAVE
IT	Impulse Tracker music file; Impulse Tracker
IT	Settings; intalk
ITF	Interface file; JPI TopSpeed Pascal
ITL	iTunes music library
IV	SGI Inventor;
IV-VRML	Inventor VRML Format;
IVE	OpenSceneGraph 3D model
IW	Presentation flowchart; IconAuthor - HSC InterActive
IWA	Text file; IBM Writing Assistant
IWP	Text file; Wang
IX	data; dtSearch index
IZT	Izl binary token file; IZL

J[editar]

J2C	JPEG 2000 image;
JAD	"Resumo" do JAR
JAM	Jam messagebase; FTN software
JAR	Archive; JAR. Java Games and Applications
JAS	see JASC;
JASC	Graphics format (JASC);
JAV	see JAVA;
JAVA	Java source code file;
JBD	Datafile; SigmaScan
JBIG	Joint Bilevel Image Group;
JBX	Project file; Project Scheduler 4
JCN	JobClock.Net Synch File
JET	Fax; Hybrid JetFax
JFF	see JFIF;
JFIF	JPEG File Interchange Format;
JIF	see JFIF;
JMS	Music format (JMusic file); UltraForce
JOR	Journal file SQL;
JOU	Journal backup; VAX Edt editor
JP2	JPEG 2000 image;
JPC	Graphics; Japan PIC
JPEG	Graphics file JPEG Joint Photography Experts Group format; QPeg - FullView - Display
JPG	see JPEG;
JS	JScript script file; Javascript
JTF	Fax; Hayes JT Fax
JTF	Graphics (TIFF file with JPEG compression);
JW	Text document; JustWrite
JWL	Library; JustWrite
JZZ	Spreadsheet; Jazz

K[editar]

K3D	Description of macro language 3DS; 3DS
KAR	Music format (Karaoke);
KAR	Precompiled.prg for KARAT; Rus. FOX+ 2.0
KB	Keyboard script; Borland C++ 4.5
KB	Program source; Knowledge Pro
KBD	Keyboard mapping; LogoScript - Signature - Procomm Plus
KBM	Keyboard mapping; Reflection 4.0
KCL	Lisp source code; Kyoto Common Lisp
KCT	Database; Sterle Database
KDC	Kodak Digital Camera (graphics); PhotoEnhancer by PictureWorks
KEX	Kedit Macro File; Kedit
KEY	Datafile; Forecast Pro
KEY	Keyboard macros;
KEY	OS/2 archive.key-file (i.e. OS2.KEY); OS/2
KEY	Security file eg. Shareware Registration info;
KFX	Kofax Group; GCGW
KIT	Power Chords drum kit file; Power Chord
KMC	KatzReview's MegaCrammer
KML	Kedit Macro Library;
KMY	data; KMyMoney
KMZ	Google Earth Placemark File
Knn	Database key file; Clarion
KPP	Toolpad; SmartPad
KPS	IBM KIPS bitmap graphics;
KR1	Kurzweil 2000 sample file; AWAVE
KR2	Kurzweil 2000 sample file; AWAVE
KRZ	Kurzweil K2000 File; Kurzweil
KYB	Keyboard mapping; FTP Software PC/TCP

L[editar]

L	LEX source code file;
L	Linker directive file; WATCOM wlink
L	LISP source code file;
LAB	Datafile; NCSS - SOLO
LAB	Mailing labels; Q+E for MS Excel
LAN	Erdas image file;
LAN	LAN Drivers; Novell NetWare
LAY	Word chart layout; APPLAUSE
LBG	Label generator data; dBASE IV
LBL	Label; dBASE IV - Clipper 5 - dBFast
LBM	Graphics format (Amiga); Pic-view - Deluxe Paint
LBM	Linear bitmap graphics; XLib
LBO	Compiled label; dBASE IV
LBR	.LBR Archive; forCP/M and MS-DOS using the LU program
LBR	Display driver; Lotus 1-2-3
LBT	Additional (FPT) label description file; FoxPro
LBX	Main (DBF) label description file; FoxPro
LCF	Linker Control File; Norton Guides compiler
LCH	Chart; IBM Works for OS/2
LCK	Lockfile; Paradox
LCL	Data (FTP Software PC/TCP);
LCL	Data; FTP Software PC/TCP
LCN	Lection; WordPerfect
LCS	Datafile; ACT! History Files
LCW	Spreadsheet; Lucid 3-D
LD	Long Distance codes file; Telix
LD1	Overlay file; dBASE
LDB	Data filer database; IBM Works for OS/2
LDB	Overlay file; MS Access
LDF	Data filer form; IBM Works for OS/2
LDF	Library definition file; Geoworks Glue
LE	DOS/4GW executable image; DOS/4GW PM 32X DOS Extender
LES	Lesson (check *.cbt);
LEV	Level file; NetHack 3.x
LEX	Dictionary; MS Word - Lexicon
LFL	LucasArts resource file;
LFD	LucasArts resource file; LucasArts games
LFT	Laser printer font; ChiWriter
LG	Logo procedure definitions; LSRHS Logo
LGO	Logo for header and footer; SuperFax
LGO	Startup logo code; Windows 3.x
LHA	Archive; LHA/LHARC
LHW	Amiga archive; LHWARP
LIB	Library file; several programming languages
LIC	License file used by some programs to put their license on disk;
LIF	Archive;
LIF	CA Clipper packed file; CA Clipper installer
LIF	Logical Interchange Format data file; Hewlett-Packard
LIM	Archive; LIMIT
LIN	Line types; AutoCAD
LIS	Listing; VAX
LIT	Web3D File; Web3D
LJ	Text file for HP LJ II printer;
LL3	LapLink III related file (document); LapLink III
LMP	Demo for Doom (computer 3d game); Doom - Doom2
LNG	Language definition file;
LNK	Linker response file;.RTLink
LNK	Linker script;
LNK	Windows 95 shortcut; Windows 95
LNK	Windows XP shortcut; Windows XP
LOD	Load file;
LOG	Log file;
LPC	Printer driver; TEKO
LRC	Lyrics data
LRF	Linker response file; MS C/C++
LRP	Report; IBM Works for OS/2
LRS	Language Resource File; WordPerfect for Win
LSA	Lightscape Technologies ASCII;
LSB	Lightscape Technologies Binary;
LSP	LISP language source (autoLISP);
LSP	LISP source code file; Xlisp
LSS	Spreadsheet; Legato - IBM Works for OS/2
LST	Filelist; FRQView
LST	Keyboard macro; 1st Reader
LST	List file (archive index - compiler listfile);
LST	Listing (e.g. source code);
LST	Spool file; Oracle
LTM	Form (Lotus Forms); Lotus
LVL	LEVEL - usado muito em jogos, como por exemplo o Armadillo run
LWD	Text document; LotusWorks
LWOB	Lightwave Object Format;
LWP	Word processor; IBM Works for OS/2
LXF	Lego Exchange Format; Lego Digital Designer data file
LYR	Lyrics (ASCII);
LZD	Difference file for binaries; LDiff 1.20
LZH	Archive; LHA/LHARC
LZS	Archive; LARC
LZW	Archive; LHWARP

M[editar]

M	Macro module; Brief
M	Source file for Mathematica and MatLab;
M_U	Backup of boot sector, FAT and boot dir; MazeGold
M11	Text file; MASS11
M3	MODULA 3 source code file;
M3D	3D animation macro;
M3U	MPEG-3 standard Playlist file; XING
M4	M4 preprocessor file; unix
M4A	MPEG layer 4, audio
MA	hDC products for MicroApp executable files; MicroApp
MA	Used by Mathematica for its notebooks; Mathematica
MA3	Macro; Harvard Graphics 3.0
MAC	Bitmap graphics file; Macintosh MacPaint
MAC	Macro file; Multi Edit
MAG	Woody Lynn's MAG graphics format; MPS Magro Paint System
MAH	Mahjongg Solitaire settings file; Mahjongg Solitaire 2.00
MAI	Mail; VAX
MAK	Makefile;
MAK	Project file; VB - VC ++
MAN	User guide (manual);
MAP	Color palette file;
MAP	Format data; Micrografx Picture Publisher
MAP	Linker map file;
MAP	Map file (usually created by compilers);
MAP	Map; Atlas MapMaker
MAP	Network map; AccView
MAP	Game map for Duke Nukem 3D
MAR	Assembly program; VAX Macro
MAS	SmartMaster set; Freelance Graphics
MAT	Data; MatLab
MAX	extensão nativa do software de modelagem 3D 3D Studio Max. É um arquivo que armazena informações sobre objetos ou ambientes 3D (formas, propriedades de material, fontes de luz, etc.).
MB	Memo field values for database; Paradox
MBK	Multiple index file backup; dBASE IV
MBX	Mailbox data; Eudora/ZERBERUS
MCC	Configuration file; Mathcad
MCD	MathCad file; MathCad
MCF	Font file; Mathcad
MCI	MCI command script; Media Control Interface
MCL	Multi Edit macro library; Multi Edit
MCL	Cartesian manipulator for laser systems
MCP	Application script; Capsule
MCP	Printer driver; Mathcad
MCW	Text file; MacWrite II
MD	Archive; mdcd10.arc
MDA	Data; MS Access
MDA	MS Access system database; MS Access
MDB	Microsoft DataBase; Microsoft Access
MDF	Several uses
MDL	Model; 3D Design Plus or Simulink
MDL	Spreadsheet; CA-Compete!
MDM	Modem definition file; TELIX
MDR	Microdrive file; ZX Spectrum emuulator by g.a.lunter
MDS	Midi Session; Sound Imp.
MDT	Data table; MS ILink incremental linker
MDX	Multiple index file; dBASE IV
MDZ	Text description of music module; Cubic Player - Cross-View
ME	MultiEdit configuration; MultiEdit
ME	Text file READ.ME;
MEB	Macro Editor bottom overflow file; WordPerfect Library
MEC	MECCA source; Maximus
MED	Macro Editor delete save; WordPerfect Library
MED	Music format; MED/OctaMED
MEM	Macro Editor macro; WordPerfect Library
MEM	Memory variable save file; dBASE IV - FoxPro - Clipper
MEM	Memos datafile; Clarion
MEQ	Macro Editor print queue file; WordPerfect Library
MER	Macro Editor resident area (vakioalue); WordPerfect Library
MES	Macro Editor work space file; WordPerfect Library
MES	Message;
MET	Document; Omnipage Pro
MET	Macro Editor top overflow file; WordPerfect Library
MET	OS/2 graphics metafile; PICVIEW.EXE
MEU	Menu group; DOS Shell
MEX	Macro Editor expound file; WordPerfect Library
MEX	MEX file (executable command); Matlab
MF	Metafont file; TeX
MFF	MIDI; Cakewalk, MTPro 4
MFM	Music format; DMP
MGF	Font; Micrografx
MGF	Materials and Geometry Format;
MGX	Designer 4.1 Drawing; Designer 4.1
MHT	Web Archive Single File
MIB	Snmp MIB file;
MID	Standard MIDI file; music synthetizers
MIDI	See MID
MIFF	Magick Image File Format;
MII	Datafile; MicroStat-II
MIME	Message in MIME format (RFC822);
MIS	Mission, used by many games;
MIX	Object file; Power C
MK	Makefile;
MK	Makefile;
MK	Usually makefile;
MKA	Arquivo de Áudio Matroska;
MKE	Makefile; MS Windows SDK
MKG	Makefile;
MKI	Graphics format (Japan MKI);
MKI	Japanese graphics MAKIchan format; MagView 0.5
MKS	Data; TACT
MKV	Arquivo de Vídeo Matroska;
ML3	Project; Milestones 3.x
MLB	Macro library file; Symphony
MLI	3DS Materials Libraries; 3D Studio
MLV	LabVIEW MathScript
MM	Text file; MultiMate Advantage II
MMF	Mail message file; MS Mail
MMM	Multimedia movie file, RIFF RMMP format; MacroMind Director 3.x
MMO	Memo writer file; RapidFile
MMP	Output video format from Bravado board;
MND	Menu source; AutoCAD Menu Compiler
MNG	Map; DeLorme Map'n'Go
MNT	Additional (FPT) menu description file; FoxPro
MNT	Menu memo; FoxPro
MNU	Advanced macro file; HP NewWave
MNU	Menu; AutoCAD Menu Compiler - Norton Commander - Signature
MNU	Microsoft Mouse menu (for DOS apps);
MNX	Compiled menu file; AutoCAD
MNX	Main (DBF) menu description file; FoxPro
MNY	Account book; MS Money
MO?	Packed mail; FTN software
MOB	Device definition file; PEN Windows
MOD	Modula language source;
MOD	MODULA-2 source code file; Clarion Modula-2
MOD	Module -- used by Windows for DLL which implement DOS support; Win
MOD	Music format (Amiga module); DMP - ST - MDP - VP
MOL	MOD4WIN PlayList; Mod4Win
MOL	Molecule;
MON	Monitor description; ReadMail
MOV	Animation format (Mac); QuickTime
MOV	Movie file; AutoCAD AutoFlix
MP2	Mpeg audio file; xing
MP3	MPEG audio stream, layer 3; AWAVE, CoolEdit(+PlugIn)
MP4	MPEG video, layer 4; may also be MPEG layer 4 audio
MPA	MPEG audio stream, layer 1,2,3; AWAVE
MPC	Calendar file; MS Project
MPEG	Animation format; MPEG Player
MPG	see MPEG;
MPI	Mep Installer Project Script;
MPL	MediaRack Midi Playlist; MediaRack
MPM	MathPlan macro; WordPerfect Library
MPP	Project file; MS Project
MPR	Generated executable menu file; FoxPro
MPS	Max Payne Save Game File
MP2S	Max Payne 2 Save Game File
MPT	Bitmap graphics (Multipage TIFF);
MPV	View file; MS Project
MPX	Compiled executable menu file; FoxPro; Video format
MRB	Multiple Resolution Bitmap graphics file; MS C/C++
MRK	Windows User Benchmark; Win95
MRS	Macro Resource file; WordPerfect for Win
MS	Microsoft antivirus report; MSAV
MSC	Microsoft C makefile;
MSI	Windows Installer Package; Windows Operating Systems
MSDL	Manchester Scene Description Language;
MSG	Message base (e.g. HMB);
MSG	Message text file (ASCII);
MSG	ZVoice digitized voice file;
MSP	Bitmap graphics file; Microsoft Paint
MSP	Graphics format; Microsoft Paint
MSQM	data; Microsoft Message Queuing
MSS	Manuscript text file; Perfect Writer - Scribble - MINCE - Jove
MST	Document; MS Test
MST	Minispecification file; Prosa
MST	Setup script file; MS Windows SDK
MSW	Text file; MS Word
MSX	CP/M archive; MSX
MTH	Math file; Derive
MTL	Wavefront;
MTM	Music format; MultiTracker
MTS	Master Track Pro Files; MTPro 4
MTV	MTV Ray Tracer graphic file;
MTW	Datafile; Minitab
MU	Quattro pro for DOS Menu definition file; Quattro Pro
MUS	Music format (MIDI in Doom);
MUS	Sound file; MusicTime
MVF	Stop frame file; AutoCAD AutoFlix
MVI	Movie command file; AutoCAD AutoFlix
MVW	Log file; Saber LAN
MWF	Animation; ProMotion
MWS	MWave DSP synths instrument; AWAVE
MXL	PackRat 5.0 support DLLs; PackRat 5.0
MXT	Data; MS C
MYP	Presentation; MM Make Your Point

N[editar]

NAM	Name Space Modules; Novell NetWare
NAP	Naplps file (VideoShow); EnerGraphics
NAPLPS	North American Presentation Layer Protocol Syntax;
NB	Text file; Nota Bene; Wolfram Mathematica Notebook;
NC	Graphics; netcdf
NC	Instructions for NC (Numerical Control) machine; CAMS
NC	Non-error checking preprosessed Goc source code; Geoworks
NCC	CNC (Computer Numeric Control) control file; CamView 3D
NCD	Norton Change Directory support file; Norton Commander
NDB	Network database; Intellicom - Compex
NDL	Nodelist file;
NDX	Index file; dBASE II - III - IV - dBFast
NEO	Raster graphics file; Atari Neochrome
NES	iNES ROM image format;
NET	Network configuration/info file;
netCDF	Network Common Data Format;
NEW	New info;
NFF	Haines Neutral File Format;
NFS	Arquive Lotus;
NFF	NotesWorldToolKit Neutral File Format;
NFO	Folioview database;
NFO	Help format; Nextpage Folio
NFO	Info file;
NG	Hypertext Database; Norton Guide
NGO	NG linker object file; NGML
NGS	NG compiler source file; NGC
NIF	netimmerse/gamebyro file
NIL	NIL; Icon Hear-It
NITF	National Imagery Transmission Format;
NL	Norton Desktop Icon Library;
NLM	Netware loadable module; Novell Netware
NLS	National Language Support file; MS-DOS
NLX	Form; FormWorx 3.0
nnn	Arj archive volumes up to 999; ARJ
nnn	Netware unicode rule table (e.g. 1250_Uni.036); Novell Netware
nnn	News about smth with ext. of ver. number;
nnn	RAR archive volumes up to 999; RAR
NOT	Notation;
NP	Project schedule (Nokia Planner); Nokia Planner
NPI	Source for DGEN.EXE interpreter; dBASE Application Generator
NSS	Norton screensaver module; NC - NDW Screen Saver
NST	Music module; Amiga Noise Tracker
NSX	Compound index file; SuccessWare SIX 3.00
NT	Startup files; Windows NT
NTR	Executable ASCII text file (strip header and rename); netrun31.zip
NTS	Executable ASCII text file (strip header and rename); netsend1.zip
NTS	Tutorial; Norton
NTX	Database index file; Clipper 5
NUF	Message for new users on their 1st call; Procomm Plus
NWS	Info text file (latest news) (ASCII);
NXT	Sound (NeXT format);

O[editar]

O$$	Outfile; Sprint
O	Object file; unix - Atari - GCC
O01	Typhoon vOice file; AWAVE
OAZ	Fax; NetFax Manager
OB	Object cut/paste file; IBM LinkWay
OBD	Microsoft Office Binder; MSOffice
OBJ	Compiled machine language code;
OBJ	Object code; Intel Recolatable Object Module
OBJ	Wavefront Object;
OBR	Object browser data file; Borland C++
OBS	Script; ObjectScript
OBT	Microsoft Office Binder Template; MSOffice
OBV	Visual interface; ObjectScript
OBZ	Microsoft Office Binder Wizard; MSOffice
OCF	Object Craft File; Object Craft
OCR	Incoming fax transcribed to text; FAXGrapper
OCT	Musical file; Pctalizer
OCX	New Custom Control's format in VB 4.0; Visual Basic
OCX	OLE custom control;
ODB	OpenDocument database
ODF	OpenDocument formula
ODG	OpenDocument drawing
ODIF	Open Document Interchange Format;
ODL	Object Description Language;
ODL	Type library source; Visual C++
ODM	OpenDocument master document
ODP	OpenDocument presentation
ODS	OpenDocument spreadsheet
ODT	OpenDocument text document
OFD	Form definition; ObjectView
OFF	Object File Format vector graphics file;
OFF	Object File Format vector graphics;
OFM	PostScript font description file;
OFN	MS Office documents; MSOffice
OGG	Ogg multimedia container format
OHS	Outbound History; Bink/+
OIF	QuickBase file format
OKT	Music (8 channels); Oktalyzer
OKT	Music format; Oktalyzer
OLB	Object library; VAX
OLD	Backup file;
OLI	Text file; Olivetti
OOM	Swap file; Shroom
OPN	Active options; Exact
OPT	Options; name used by many programs for configuration information;
OPT	Delphi project options; Borland Delphi
OPT	Optimize support file; QEMM
OPW	Organization chart; Org Plus for Windows
OPX	Inactive options; Exact
ORA	Parameter file; Oracle
ORG	Calendar file; Lotus Organizer
ORG	Origin plot; Microcal Origin
OTG	OpenDocument drawing template
OTH	OpenDocument HTML document template
OTL	Outline font description; Z-Soft Type Foundry; Ventura Publisher's Type Foundry Outline Editor format;
OTP	OpenDocument presentation template
OTS	OpenDocument spreadsheet template
OTT	OpenDocument text document template
OTX	Text file; Olivetti Olitext Plus
OUT	Output file;
OV1	Overlay file (part of program to be loaded when needed);
OV2	Overlay file (part of program to be loaded when needed);
OVD	Datafile; ObjectVision
OVL	Overlay file (part of program to be loaded when needed);
OVR	Overlay file (part of program to be loaded when needed);

P[editar]

P	Database PROGRESS source code; PROGRESS
P	PASCAL source code file;
P	Parser source code file
P	Picture file; APPLAUSE
P	Rea-C-Time application parameter file; ReaGeniX code generator
P0?	Split archive UC2; SAS.EXE
P10	Tektronix Plot; GCGW
P16	Music (16 channels); ProTracker Studio 16
P22	Patch file (Patch22); Patch22
PA1	Worktable; PageAhead
PAC	SBStudio II Package or Song; SBStudio II
PAC	STAD Image (graphics?);
PAD	Keypad definition; Telemate
PAK	Archive; Pak
PAL	Palette file; Microsoft Draw - Win. Paintbrush - many
PAN	Printer-specific file (copy to coreldrw.ink); CorelDRAW
PAR	Parameter file; Fractint
PAR	PARTS application; Digitalk PARTS
PAR	Permanent output file; Windows 3.x
PAR	Parity Archive
PAR2	Parity Archive v2
PAS	Pascal language source; Borland Pascal
PAT	Gravis Ultrasound Patch; Convert (c) Villena
PAT	Hatch patterns; AutoCAD - Photostyler
PAT	Vector fill files; CorelDRAW
PAT	GIMP pattern
PB	Fax; FAXability Plus
PB	Phonebook; WinFax Pro
PB	Proboard Conf. files; Proboard
PB	Setup file; PixBase
PB1	Document; First Publisher for Windows
PBA	Powerbasic BASIC source code; Genus
PBD	Phone book; FaxNOW! - Faxit
PBD	Molecule (protein data bank);
PBD	Power Builder Dinamic Data Library;
PBI	Powerbasic include file; Genus
PBI	Profiler Binary Input; MS Source Profiler
PBK	Microsoft Network Phone book; MSN
PBL	Powerbasic library; Genus
PBM	PBM Portable Bit Map graphics format; Jasc Media C.
PBM	Planar bitmap graphics; XLib
PBO	Profiler Binary Output; MS Source Profiler
PBT	Profiler Binary Table; MS Source Profiler
PC	Text file containing IBM PC specific info;
PC3	Custom palette; Harvard Graphics 3.0
PC8	ASCII text IBM8 character set; NewWave Write
PCB	P-CAD database; P-CAD
PCC	Cutout picture vector graphics; PC Paintbrush
PCD	Graphics format (Kodak Photo-CD);
PCD	Kodak Photo-CD Image graphics file (768x512); hpcdtoppm
PCF	Pixel Coordination Format / PaintCad Font
PCH	Patch file;
PCH	Precompiled header; MS C/C++
PCJ	Multimedia authoring tool graphics file; IBM's Linkaway-Live
PCK	Pickfile; Turbo Pascal
PCL	HP-PCL graphics data file; HP Printer Control Language
PCM	OKI MSM6376 synth chip PCM; AWAVE
PCM	PCM; Authorware
PCS	Microsoft PowerPoint picture package; MS PowerPoint - MS ClipArt Gallery
PCT	Bitmap graphics file; Macintosh b&w PICT1 - color PICT2
PCW	Text file; PC Write
PCX	PC paintbrush bitmap format; QPeg - Display - ZSoft - PC Paintbrush
PDA	Bitmap graphics;
PDB	Data; TACT
PDB	Packrat 5.0 data file; Packrat 5.0
PDB	Molecule (protein data bank);
PDE	Pathology Data Exchange
PDE	data; PowerDesk Encrypted
PDF	Adobe's Portable Document Format; Adobe Acrobat Reader
PDF	Graphics file (ED-SCAN 24bit format);
PDF	Package Definition File;
PDF	PCAD Database Interchange Format; Pdifin.exe - Pdifout.exe
PDF	Print device information Netware;
PDG	Print Shop Deluxe data file;
PDI	Portable Database Image;
PDL	Project Description Language file; Borland C++ 4.5
PDN	Image file; Paint DotNet
PDS	PALASM Design Description;
PDS	Pds graphics;
PDS	Planetary Data System Format;
PDS	Pldasm source code file (hardware assembly);
PICTURES	Pictures in the PICMax
PDW	Document; Professional Draw
PEB	Program Editor bottom overflow file; WordPerfect Library
PED	Program Editor delete save; WordPerfect Library
PEM	Program Editor macro; WordPerfect Library
PEQ	Program Editor print queue file; WordPerfect Library
PER	Program Editor resident area; WordPerfect Library
PES	Program Editor work space file; WordPerfect Library
PET	Program Editor top overflow file; WordPerfect Library
PEX	Proboard EXecutable file (Executed from PB); Proboard
PFA	PostScript Font File;
PFA	Type 3 font file (unhinted PostScript font);
PFB	Adobe Acrobat document; Adobe Acrobat Reader
PFB	PostScript font; Adobe Type Manager (ATM)
PFC	Text file; First Choice
PFK	Programmable function keys; XTreePro
PFM	Windows Type 1 font metric file;
PFS	Database (PFS:FILE) - text file (PFS:Write); PFS
PFT	Printer font; ChiWriter
PG	Page cut/paste file; IBM LinkWay
PGI	Printer Graphics File device driver; PGRAPH library
PGL	HP Plotter vector graphics format;
PGM	Graphics format (Portable GrayMap); JASC Media C.
PGM	Program; Signature
PGP	Support file; Pretty Good Privacy RSA System
PGS	Manual page; man4dos
PH	Optimized.goh file; Geoworks
PH	PERL header file;
PH	Phrase-table; MS C/C++
PHD	PolyHedra Database;
PHM	Phone book; DN - Lync
PHN	Phone list; UltraFax - QmodemPro
PHO	Phone database; Metz Phone for Windows
PHP	PHP file;
PHR	Phrases; LogoScript
PIC	123 Vector graphics format; CShow - Alchemy - Paint (Pictor)
PIC	Bitmap graphics file; Macintosh b&w PICT1 - color PICT2
PIC	Lotus picture;
PIC	PIXAR picture file; SDSC Image Tool
PICT	Macintosh Picture;
PIF	OS/2 graphics metafile; PICVIEW.EXE
PIF	Program Information File; Windows 3.x
PIF	Vector graphics GDF format file (IBM mainframe computers);
PiM	Pascal Text Mode Image File; The Ultimate Draw
PIT	Compressed Mac file archive created by PACKIT; unpackit.zoo
PIX	Alias image file; SDSC Image Tool
PIX	Inset Pix;
PJ	Project; CA-SuperProject
PJT	Additional (FPT) project description file; FoxPro
PJX	Main (DBF) project description file; FoxPro
PK	PacKed bitmap font bitmap file (TeX DVI drivers);
PKA	Archive; PKARC
PKG	Installer script; Next
PKG	P-CAD database; P-CAD
PKPASS	Passbook Pass Format^[1]
PKT	Fido message packet; FTN software
PL	Palette; Harvard Graphics
PL	PERL source code file;
PL	Prolog source code file;
PL	Property List font metric file; TeX
PL1	Room plan; 3D Home Architect
PL3	Chart palette; Harvard Graphics 3.0
PLB	FoxPro library; FoxPro
PLB	P-CAD library; P-CAD
PLC	Add-in file (functions - macros - applications); Lotus 1-2-3
PLC	P-CAD database; P-CAD
PLIST	Mac OS Property List; Apple's Property List Editor
PLL	Prelinked library; CA Clipper
PLM	DisorderTracker2 music module; AWAVE
PLN	Spreadsheet; WordPerfect for Win
PLT	HPGL plotter file vector graphics; AutoCAD
PLT	Output file for ploter;
PLT	P CAD: Output file editor for PCPLOT or PCPRINT; P CAD
PLT	Page Magic 2.0 paper format; Page Magic 2.0
PLT	Palette;
PLT	Table for.pll; CA Clipper
PLY	Data; PopMail
PLY	Presentation screen; Harvard Spotlight
PLY	ZipPack;
PM	Perl module;
PM	Bitmap graphics; Presentation Manager
PM3	PageMaker 3.0 data file; PageMaker 3.0
PM4	Document; PageMaker 4
PM5	Aldus PageMaker 5.0 publication; Aldus PageMaker
PMC	Graphics; A4TECH Scanner
PMI	OS/2 V3 SVGA PMI-File; Svga.exe
PMM	Program file; Amaris BTX/2
PMP	PhotoMorph Project; PhotoMorph
PN3	Printer device driver; Harvard Graphics 3.0
PNG	Portable Network Graphics;
PNM	PBM Portable aNy Map graphics file;
PNT	Macintosh painting;
PNT	Pointlist segment; FTN software
PNT	QWK reader pointer file; MarkMail 2.x
POH	Optimized.goh file; Geoworks
POL	InnovMetric Software Polygon Models Format;
POP	Messages index; PopMail
POP	Pop-up menu object; dBASE Application Generator
POT	MS PowerPoint template
POV	Raytraced graphics image; Persistence Of Vision
POW	Power Chords instrument/song file; Power Chords
PP	Amiga archive; POWERPACKER
PPA	MS PowerPoint Add-in
PPB	Button bar for Print Preview; WordPerfect for Win
PPD	PostScript printer description file;
PPJ	Premiere Project; Premiere
PPK	Archive (using for many distributives); PPK
PPL	PolaroidPalettePlus ColorKey device driver; Harvard Graphics 3.0
PPM	Graphics format (Portable PixelMap); JASC Media C.
PPO	Preprocessor output; CA Clipper 5.*
PPP	Publication; PagePlus
PPS	Storyboard; Personal Producer
PPS	Apresentação de slides do Microsoft Office PowerPoint 97-2003
PPT	General file extension; PowerPoint
PPT	Apresentação do Microsoft Office PowerPoint 97-2003
PPTX	Apresentação do Microsoft Office PowerPoint
PR1	Packrat 4.0 data file; Packrat 4.0
PR2	Packrat 4.x data file; Packrat 4.x
PR2	Presentation; Aldus Persuasion 2.x
PR2	Printer driver; dBASE IV
PR3	PostScript printer driver; dBASE IV
PR3	Presentation; Aldus Persuasion 3.x
PRD	Printer driver;
PRE	Presentation; Freelance Graphics
PRE	Settings; Programmer's WorkBench - MS C/C++
PRE	Stork graphic file;
PRF	CheckIt Pro v1.0 data file; CheckIt Pro 1.0
PRF	Pixel Run Format graphics file; Improces - Fastgraph
PRF	Printer driver; dBASE IV
PRF	Profiler output;
PRG	Program source code (e.g. Clipper language); CA Clipper
PRG	Program source; dBASE IV - FoxPro - Clipper 5 - dBFast
PRG	Program; Atari
PRI	Printer definitions; LogoScript
PRJ	Borland C++ IDE project file; BC.EXE - BCW.EXE
PRM	Parameters;
PRN	Printer driver; Signature
PRN	Text file; Lotus 1-2-3 - Symphony
PRN	Usually printer output file;
PRO	Profile; used by many programs to store configuration data;
PRO	Graphics profile file; DOS
PRO	Proboard conf. file; Proboard
PRO	Prolog language source;
PRO	PROLOG source code file;
PROJ	Project File (Interface Builder); NeXT
PROMOB	Promob project file; Promob
PRR	The Perfect Resume data file; Perfect Resume
PRS	Norton Viewer DLL file;
PRS	Presentation; Harvard Graphics Win
PRS	Printer Resource eg. fonts; WordPerfect for Win
PRS	Procedure; dBASE IV
PRT	P-CAD component; P-CAD
PRT	Part or Drawing; Cadkey
PRT	Printer driver; Dr. Halo
PRX	Compiled program; FoxPro
PRZ	Graphic Archive; Lotus Freelance 97
PS	Document in PostScript format; adobe
PSA	Archive (Pretty Simple Archive); PSA.OUT (GNU)
PSD	Periscope Debbuger Def file; Periscope
PSD	Photoshop bitmap file; Photoshop
PSE	see PSEG;
PSEG	Bitmap graphics; IBM printer Page SEgment
PSF	Outline PostScript printer font; ChiWriter
PSM	Music format (Protracker Studio Module); Protracker - MASI
PSM	Symbol table of IDE; Turbo Pascal
PSN	Presentation file for Sound Script; Win
PSP	Procedure; Prodea Synergy
PSQ	Premiere Sequence; Premiere
PST	Postbox file; BMail
PSW	File w/ passwords for any program/game; many
PT	Game crack; Player Tools
PT	Kodak Precition Color Management System;
PT3	Device driver; Harvard Graphics 3.0
PT3	Template; PageMaker 3
PT4	Template; PageMaker 4
PT5	Aldus PageMaker 5.0 publication template; Aldus PageMaker
PTB	Script; PubTech BatchWorks
PTL	Premiere Title; Premiere
PTM	Macro; PubTech BatchWorks
PTM	Music format;
PTM	Page Magic 2.0 template; Page Magic 2.0
PTN	Pattern; Cadkey
PTN	Pattern; CarveWright/CompuCarve Designer
PTR	OS/2 cursor image file; ICONEDIT.EXE
PTR	QWK reader pointer file; QMail
PTU	Performer Terrain Utilities;
PUB	Page template; MS Publisher
PUB	Public key ring file; Pretty Good Privacy RSA System
PUB	Publication; Ventura Publisher - 1st Publisher
PUD	Warcraft II Map file; Warcraft 2
PUT	Archive; PUT
PUT	Graphics format; WScan
PVD	Script; Instalit
PVL	Library; Instalit
PVT	Local Fidonet pointlist; FTN software
PW	Text file; Professional Write
PWL	Password List;
PWP	Text document; Professional WritePlus
PX	Paradox 3.0 file; Paradox 3.0
PXP	3DS Process file; 3D Studio
PXR	Pixiar Picio; AltamiraComposer
PY	PYTHON script file;
PYC	Compiled PYTHON script file;
PYI	Cognos Powerplay Model;
PZD	Default settings; Pizazz Plus
PZI	Graphics format; PZP
PZO	Overlay file; Pizazz Plus
PZP	Palette; Pizazz Plus
PZS	Settings; Pizazz Plus
PZT	Transfer file; Pizazz Plus
PZX	Swap file; Pizazz Plus

Q[editar]

Q0	Q0 graphic file;
QAG	Quick Access Group; Norton Desktop
QAP	Application; Omnis Quartz
QBB	Quickbooks Backup File
QBE	Saved query (Query By Example); dBASE IV - Quattro Pro
QBO	Compiled query; dBASE IV
QBW	Spreadsheet; QuickBooks for Windows
QDK	Backup of startup files created by Optimize; QEMM
QDn	Data file - segment n; Omnis Quartz
QDV	Graphics file; Steve Blackstock Giffer
QEF	Query file; Q+E for MS Excel
QFX	Fax; QuickLink
QLB	Quick library; MS C/C++
QLC	ATM Type 1 fonts script; Adobe Type Manager
QLP	Printer driver; QuickLink
QM4	Options or services file; QMail 4.x Mail Door
QPR	Generated query program; FoxPro
QPR	Print queue device driver; OS/2
QPX	Compiled executable QBE query file; FoxPro
QRS	Equation Editor support file; WordPerfect for Win
QRT	Graphics format (QRT ray tracing);
QRY	Query; dBASE IV
QT	QuickTime movie (animation);
QTVR	QuickTime VR Movie;
QWK	QWK reader message file;
QXD	Document; QuarkXPress
QXL	Element library; QuarkXPress

R[editar]

R	RATFOR (FORTRAN preprosessor) file;
R	Script file; R
R2D	Reflex 2 datafile; Reflex 2
R8	Raw graphics file (one byte per pixel) plane one; PicLab
R8P	PCL 4 bitmap font file; Intellifont
RA	Remote Access conf. files; RA
RAD	2-op FM music; Reality AdLib Tracker
RAD	Radience;
RAL	Remote Access Language file; Remote Access
RAM	Ramfile; RealAudio
RAR	Archive; RAR
RAS	Graphics format; SUN Raster
RAT	Datafile (RATS);
RAW	HSI raw graphic file;
RAW	PCM Signed Raw Sound File;
RAW	QRT graphic file;
RAY	Rayshade;
RBF	Datafile; Rbase
RC	Configuration file; emacs
RC	Resource Compiler script file; MS C/C++ - Borland C++
RC	Resource Script; Resource Writer
RC	UUPC configuration files; UUPC
RC	Windows resource compiler script; RC.EXE -Resource WorkShop - OS/2
RCG	Netscape newsgroup file (netsc.rcg);
RData	Data file; R
RDF	Compiled UIC source code; Geoworks UI Compiler
RDI	Device-independent bitmap file (RIFF RDIB format);
RDX	Datafile; Reflex
REC	Archivation protocol; ARCSERVE
REC	Datafile; EpiInfo
REC	Record file; Sprint
REC	Windows Recorder Macro File; WinRecorder
RED	Path info; Clarion Modula-2
RED	REDuced nodelist file; T-Mail nodelist Compiler
REF	Cross-reference;
REG	OLE Registration file; Windows 3.x
REG	Registration information or key;
REM	Remarks definition; Sourcer
REM	Remarks;
REP	QWK reader reply file;
REP	Report file used by many applications;
REP	Report; Report Designer - CodeReporter - DataBoss
REQ	File request; FTN Software
RES	Compiled resource; MS C/C++ - Borland C++
RES	DBASE resources; dBASE IV
RES	Windows compiled resource package; Win
REV	Revision file; Geoworks
REX	PharLab executable file (old format); PharLab
REX	Report definition; Oracle
REX	Rexx language source file; Rexx
REZ	Resource file;
RF	Sun raster graphics file;
RFT	DCA/RFT Revisable Format Text file; IBM DisplayWrite 4.0-5.1
RGB	SGI RGB image file (RAW); SDSC Image Tool
RGSS2A	Arquivo encriptado RPG Maker VX
RGSSAD	Arquivo RGSS encriptado
RGX	Symbol tables etc. info; ReaGeniX code generator
RH	Resource header file; Borland C++ 4.5
RH	Windows resource file header; RC.EXE
RHistory	Command history logfile; R
RI	Data; Lotus 1-2-3
RIB	Graphics (Renderman Interface Bytestream); 3D Reality
RIC	Fax; Ricoh
RIF	RIFF bitmap graphics (Resource Interchange File Format); Fractal Design Painter
RIP	TeleGrafix Remote Imaging Protocol; Maximus 3.0
RIX	Graphics (ColoRIX Image File); ColoRIX
RL4	Bitmap graphics;
RL8	Bitmap graphics;
RLA	Wavefront raster image file; SDSC Image Tool
RLB	Data hgw.rlb; Harvard Graphics Win
RLC	Graphics 1bit/pixel scanner output;
RLD	Norton Commander 5.0 temp file; NC 5.0
RLE	Utah Run Length Encoded rasterfile graphic file; SDSC Image Tool
RLZ	REALIZER source code file; CA-Realizer
RMB	data; RegistryMaster
RMI	Windows alternate synthesized sound format; RIFF RMID format
RMK	Make file; CA Clipper - RMAKE
RMVB	RealMedia Variable Bitrate
RN	XPL program for Nota Bene users;
RND	Rendering Slide; AutoCAD AutoShade
Rnn	Multi volume RAR archive; RAR
RNO	Runoff file; VAX
ROL	FM music Adlib Music File; Roland
ROM	Read Only Memory image in emulators, AONs, etc.;
RPB	Data report file used by CP Backup; CP Backup
RPD	Database; RapidFile
RPF	AutoCAD pattern; ACAD
RPL	Text document; Replica
RPT	Report file used by many applications;
RS	Data file; Amiga Resource - Reassembler
RS_	Resource fork of a Macintosh file; Mac-ette
RSC	Resource file; ViewMax - many
RSL	Resource Library used by PC Tools for Windows; PC Tools - Win
RSP	Response file (text file containing input expected by eg. LINK);
RSP	Response File; OS/2
RTF	Rich Text Format text file (help file script); many - MS Word
RTFD	RTF-Packet; NeXT
RTL	HP RTL graphic file;
RTL	Run-Time library; Norton Utilities
RTL	Text file;
RTP	RTPatch software update package data file; Pocket soft patch
RTS	Realizer executable file;
RTS	Runtime library file; CA-Realizer
RUL	Echo-conference rules;
RUN	PC Tools for Windows batch file; PC Tools
RUS	Russian text;
RV	Mobile pricelist data file; Mobile
RVDATA	Arquivo de dados do RPG Maker VX
RVPROJ	Projeto do RPG Maker VX
RVW	Review;
RWS	Borland Resource Workshop symbol file; Resource Workshop
RWS	Resource Workshop data file; Borland C++
RWX	Criterion RenderWare;
RWX	MEME Shape File;
RWX	Script; RenderWare
RXD	Reflex 1 datafile; Reflex 1
RXDATA	Arquivo de dados do RPG Maker XP
RXPROJ	Projeto do RPG Maker XP

S[editar]

S$$	Temporary sort file; Sprint
S	ASSEMBLY source code file; unix
S	Multi Edit macro file source; Multi Edit
S19	Motorola ASCII format of executables
S1K	S1000 Simnet Format;
S3I	Digiplayer/ST3 Sample File; Digiplayer - ST3
S3M	Music (16 channels); Scream Tracker 3.0 - DMP
S7I	Seed7 language include file;
SA?	Packed mail; FTN software
SAF	see SAIF;
SAIF	Spatial Archive Interchange Format;
SAL	Datafile; SORITEC
SAN	LucasArts' SMUSH/INSANE animation
SAM	Ami Pro data file; Ami Pro
SAM	Text file; Samna - Lotus Ami/Ami Pro
SAR	Archive; SAR
SAT	ACIS;
SAV	Backup file (saved file);
SAV	Configuration;
SAV	Saved game state;
SB	Audio file (signed byte);
SB	Raw Signed Byte (8bit) data; AWAVE
SB	Raw Signed PCM Byte 8bit data; AWAVE
SBD	Storyboard; Storyboard Editor
SBI	Sound Blaster Instrument file (Creative Labs);
SBK	Emu SoundFont Bank (AWE32 Bank); Convert (c) Villena
SBL	Stony Brook Pascal library; SB Pascal
SBP	DML program; Superbase 4
SBR	Support file; Source Browser
SBT	Notes related to record; Suberbase 4 Windows
SC	Display driver; Framework II
SC	PAL script; Paradox
SC	Script; Borland Paradox
SC3	Renamed dBASE III screen mask file; dBASE IV
SC3	Screen device driver; Harvard Graphics 3.0
SCA	Datafile; SCA
SCC	Text file;
SCD	SCODOL film recorder (Scan Conversion Object Description Language); SCODOL
SCF	Multimedia show; ScoreMaker
SCF	Spelling checker configuration file; Symphony
SCH	Project schedule; Schedule Publisher
SCH	Scheme; P CAD - Orcad
SCI	Fax; SciFax
SCI	System Configuration Information;
SCM	Scheme source code file;
SCN	SCeNe RTrace;
SCN	Screen file; Kermit
SCO	High score;
SCP	Script; BITCOM
SCR	Any other screen system;
SCR	DEBUG source code file; DOS Debug
SCR	Forth screen (source) file; Forth
SCR	Screen - screen snapshot; dBASE IV - Procomm Plus
SCR	Screen font; LogoScript
SCR	Screen saver; Windows 3.x
SCR	Screen snapshop;
SCR	Script file source; TeleMate - Kermit - 1st Reader
SCT	Additional (FPT) screen description file; FoxPro
SCX	Chart; Stanford Chart
SCX	Graphics format; ColoRIX
SCX	Main (DBF) screen description file; FoxPro
SCY	Security file; ReaGeniX
SD	Sound Designer I audio file; AWAVE
SD7	Seed7 language source;
SDA	Fidonet's Software Distribution Network file archive description;
SDF	Source definition file; Sourcer
SDF	System Data Format file (fixed length ASCII text);
SDF	Microsoft SQL Server Compact Edition database file;
SDI	Software Distribution Network Info file;
SDK	Roland S-550/S-50/W-30 Disk Image;
SDL	Alias Wavefront Scene Description Language;
SDML	Spacial Data Modeling Language;
SDN	Software Distribution Network compressd file archive; pak251.exe
SDR	SmartDraw File; SmartDraw Pro
SDS	MIDI Sample DUMP Standard File;
SDTS	Spatial Data Transfer Standard;
SDW	Ami Draw Symbol File;
SDX	Sample DUMP Exchange File;
SEA	Self-Extracting compressed Macintosh file Archive;
SEC	----- compressed file;
SEC	Diskreet encrypted file; Diskreet
SEC	Secret key ring file; Pretty Good Privacy RSA System
SEC	Secured animation file; Disney Animation Studio
SEP	Printer separator page;
SEQ	Atari animation file;
SEQ	Video; Tiertex video sequence
SEQ	Sequential Instruction File; Bubble Chamber
SES	Session info; Clarion Modula-2
SES	Multitrack Audio Session info; Adobe Audition
SET	Configuration file; 1st Reader
SET	Driver sets created by Install; Symphony
SET	Extension used by Norton Backup and CPS Backup for setup info; Norton Backup - CPS Backup
SET	Setup options file;
SF	IRCAM Sound File; CSound package - MixView sound sample editor
SF	JAR Digital Signature
SF	WPS attribute storage (OS/2 WorkPlace Shell) wp_root.sf; OS/2 WorkPlace Shell
SF2	Emu SoundFont Bank v2.0 file; AWAVE
SFB	HP Soft font (obsolete under Windows);
SFD	SoundStage Data file; AWAVE
SFF	Scene File Format;
SFI	Graphics; SIS Framegrabber
SFI	Printer font (HP LaserJet landscape); Ventura Publisher
SFL	PCL 4 bitmap font (landscape); landscape - Intellifont -Ventura Publisher
SFN	Font; SPX
SFO	Bitstream font file - fontware format;
SFP	PCL 4 bitmap font; portrait - Intellifont - Ventura Publisher
SFR	Sonic Foundry Sample Resource; AWAVE
SFS	PCL 5 scalable font file; Intellifont
SFT	Screen font; ChiWriter
SFX	SFX (self-extracting archives) script; RAR
SG1	Graphics; Stanford Graphics
SGF	Document with graphics; Starwriter
SGI	Graphics file; IRIS - Silicon Graphics
SGP	Statistics; STATGRAPHICS Plus
SGT	Save/get keyboard macro; Signature
SH	ASCII archive; SHAR
SH	Unix shell script;
SH3	Presentation; Harvard Graphics 3.0
SHAR	Archive; UNSHAR (Unix)
SHB	Background; CorelShow
SHG	Segmented Hyper-Graphic;
SHK	Apple II archive; SHRINKIT
SHM	Shell macro; WordPerfect Library
SHP	Shape file and source file for text fonts; AutoCAD
SHR	see SHAR;
SHT	HTML format for WWW; NetScape
SHW	Presentation; Harvard Graphics 2.0 - CorelShow
SHW	Slide show; WordPerfect Presentations
SHX	Shape entities; AutoCAD
SIF	Setup Installation Files info; Windows NT Setup
SIG	Current program settings; Signature
SIG	Signature file; ThunderByte AntiVirus - PopMail
SIK	Backup file (Sicherungskopie); MS Word
SIM	Simon document file - Simon instruction software editor
SIS	???
SIT	Archive (Macintosh); STUFFIT
SKR	Encrypted File Archive (created by lnx_n)
SKP	Google SketchUp file
SKY	SYLK Spreadsheet file (used by Multiplan);
SL	S-Lang source code file;
SLB	P-CAD library (symbols); P-CAD
SLB	Slide library; AutoCAD
SLC	SALT (script from Telix) compiled code; Telix
SLD	Slide; AutoCAD
SLDPRT	Part; SolidWorks
SLDASM	Assembly; SolidWorks
SLDDRW	Drawing; SolidWorks
SLI	Slide; MAGICorp Slide Service
SLK	MS Excel import format; MS Excel
SLK	SYLK Symbolic Link format data file; MultiPlan
SLL	Sound data file;
SLP	Localization project file; Sisulizer
SLT	SALT Script Application Language for Telix script source; Telix
SLV	Solution for any game; many
SM	Maillist; SoftSpoken Mailer
SM	Script; ScriptMaker
SM	SMALLTALK source code file;
SM	Text file; Samna Word
SMF	Fax; SMARTFAX
SMK	Smacker Video Format (RAD Video);
SMM	Ami Pro Macro File; Ami Pro
SMN	Font (ParaGraph's WorkScript format);
SMP	Sample (sound file);
SMP	Samplevision File; Samplevision
SMS	Jogos de plataforma para Meka.
SMT	Text file; Smart Ware II
SN	Compressed song file; Sound Club editor
SND	Digitized sound file; Macintosh/ATARI/PC
SND	Power Chords drum sound file; Power Chord
SNG	Song (midi sound); Midisoft Studio - Prism
SNO	SNOBOL4 source code file;
SNP	Book-shelf for.BOO; READIBM
SNP	Microsoft Access report snapshot
SNP	Output video format from Computer Eyes equipment;
SOAR	Soar Production file
SOL	Solution eg. game walkthroughs;
SOM	Network serial numbers; Quattro Pro
SOM	Sort information; Paradox
SON	Song; SBStudio II
SOU	SBStudio II Sound File; SBStudio II
SOU	Sound data (sound tool);
SP	Archive (unix); SPLINT
SPC	Program; MS Multiplan
SPC	Temporary file; WordPerfect for Win
SPD	Scalable font; Speedo - Harvard Graphics 3.0
SPF	Slide presentation file; EnerGraphics
SPF	data; SQR Portable Format
SPG	Glossary; Sprint
SPI	Graphics (Siemens and Philips scanner);
SPIFF	Still Picture Interchange File Format;
SPL	Archive; SPLINT
SPL	Customized printer driver; Sprint
SPL	Personal spell dictionary; Signature
SPL	Print spooling file; Windows 3.x
SPL	Sample;
SPM	Data wp{wp}.spm; WordPerfect
SPP	Printer file; Sprint
SPR	Document letter; Sprint
SPR	Generated executable screen file; FoxPro
SPR	Sprite;
SPR	Story Board sprites;
SPS	Screen driver; Sprint
SPS	SPSSx source code file; VAX/VMS
SPT	Data support file (MITAC disk/system management utility pack); MITAC disk/system management utility pack
SPT	SPITBOL source code file;
SPW	Worksheet; SigmaPlot
SPX	Compiled executable screen file; FoxPro
SQD	Squish message base; Squish
SQI	Squish message base index; Squish
SQL	SQL language code; Any SQL database
SQL	Squish message base lastread pointers; Squish
SQZ	Archive; SQUEEZE
SQZ	FOXPRO Squeeze file; FOXPRO
SRC	Multi-edit source; Multi-Edit
SRC	Source; DataFlex
SRF	Sun Raster File graphics file;
SRP	Script; QuickLink
SS	Bitmap graphics; Splash
SS	Screen saver; DN
SSD	Datafile; SAS/PC
SSP	Datafile; SAS Transport
SST	AVHRR graphic file;
ST	Instrument library; Scream Tracker
ST	SMALLTALK source code file; Little Smalltalk
ST	Stamp; NeoPaint
STA	Data file; Statistica
STA	Saved state; Reflection 4.0
STA	Stack; Spinmaker Plus
STB	Stub library; Genus GX Kernel
STC	OpenOffice.org 1.* spreadsheet template
STD	State Transition Diagram graphic file; Prosa; OpenOffice.org 1.* drawing template; Standard (something..); LogoScript
STF	Archive; SHRINKTOFIT
STF	Setup Table File
STI	OpenOffice.org 1.* presentation template
STL	Stereolithography Interface Format;
STM	Music format (4 channels) (Scream Tracker Module); ST - DMP
STM	State Transition Diagram model file; Prosa
STO	Pascal stub OBJ file; Genus GX Kernel
STR	Gate3 table structure file;
STR	Structure list object file; dBASE Application Generator
STS	Music format (Scream Tracker Song); ST 2.0-2.3
STS	Project status info; MS C/C++
STW	Data file; SmartTerm for Windows; OpenOffice.org 1.* text document template
STX	Electronic book; SmarText
STX	Music format;
STX	Tax form; CA-Simply Tax
STY	Ami Pro Template (Style); used by other programs for `styles`; Ami Pro
STY	Style library or sheet; many
SU?	Packed mail; FTN software
SUI	SUIT library; Simple User Interface Toolkit
SUM	Summary;
SUN	Sun rasterfile graphics file;
SUO	Solution User Options for Microsoft Visual Studio
SUP	Supplementary dictionary; WordPerfect for Win
SVD	Autosave file for document; MS Word
SVG	Autosave file for glossary; MS Word
SVG	Scalable Vector Graphics, many
SVQ	Music format;
SVS	Autosave file for style sheet; MS Word
SVW	Super Video Windows; Conversion Artist
SVX	Interchange, 8SVX/16SV; AWAVE
SW	Raw Signed Word (16bit) data; AWAVE
SWG	SWAG Pascal Snippets file; SWAG
SWP	Document backup; Sprint
SWP	Swap file;
SXC	OpenOffice.org 1.* spreadsheet
SXD	OpenOffice.org 1.* drawing
SXG	OpenOffice.org 1.* master document
SXI	OpenOffice.org 1.* presentation
SXM	OpenOffice.org 1.* formula
SXP	3DS Process file; 3D Studio
SXW	OpenOffice.org 1.* text document
SY1	SmartPix symbol library; Ami Pro
SY3	Harvard Graphics format;
SY3	Symbol file; Harvard Graphics 3.0
SYD	Backup of startup files created by QEMM (?) autoexec.syd;
SYD	Sysedit backup file; Sysedit
SYM	Compiler symbolic information file;
SYM	P-CAD component (symbols); P-CAD
SYM	Precompiled headers; Borland C++
SYM	Program symbol table; Power C - MS ILink incremental linker
SYM	Symbol file; Harvard Graphics 2.0 - MS Windows SDK
SYN	SDSC Synu image file; SDSC Image Tool
SYN	Synonym file; MS Word 5
SYS	Datafile; SYGRAPH - SYSTAT - SPSS/PC
SYS	System file - device driver or hardware configuration info; DOS
SYW	Graphics file (symbol); Harvard Graphics Win
SYW	Yamaha SY-85/SY-99 Wave File; Convert (c) Villena

T[editar]

T	Archive without compression (tape); tar
T	TADS source;
T	Tester symbol table; ReaGeniX code generator
T?H	Turbo Help file (Pascal, C, Assembler,...); Borland Thelp
T44	Temporary file for Sort or Index; dBASE IV
T64	Program; C64S emulator
TAG	Query tag name; DataFlex
TAH	Help file for Turbo Assembler; Borland C++
TAL	Adobe Type Align; Adobe
TAL	Text illustration; TypeAlign
TAP	Tape file; ZX Spectrum emulator by g.a.lunter
TAR	Archive; TAR
TAZ	Archive; WinZipNT - TAR - COMPRESS
TB1	Font file; Borland Turbo C
TB2	Font file; Borland Turbo C
TBF	Fax; Imavox TurboFax
TBK	FOXPRO template backup file; FOXPRO
TBK	Memo backup; dBASE IV - FoxPro
TBK	Toolbook; Asymetrix ToolBook
TBL	Short for Table; used by many programs;
TBL	Aldus TableEditor file; TableEditor
TBL	Gate3 table file;
TBL	Graphics file (native format); PageMaker TableEditor
TBL	Table of values; OS/2
TBR	Norton Desktop custom toolbar; NDW
TBS	Text elements?? (Textbausteine); MS Word
TBX	Table; Project Scheduler 4
TC	Configuration; Turbo C - Borland C++
TCH	Help file; Turbo C - Borland C++
TCL	Tool Command Language source code; Swat
TCW	Drawing; TurboCAD for Windows
TD	Config from Turbo Debugger; Turbo Debugger
TD0	Compressed diskette in a file; Teledisk
TD2	Configuration file; Turbo Debugger for Win32
TDB	Database; TACT
TDDD	Imagine Object File Format;
TDF	Speedo font file;
TDF	Typeface definition file; Speedo
TDH	Help file for Turbo Debugger; Borland C++
TDC	TFN Configuration File; TFS Network
TDK	Keystroke recording file; Turbo Debugger
TDR	Contens of Arvid tape;
TDS	Symbol table; Turbo Debugger
TDW	Configuration file; Turbo Debugger for Windows
TEF	Fax; Relisys TEFAX
TEL	Host file; Telnet
TEM	Input template; IconAuthor
TEM	Turbo Editor Macro Language script; Borland C++
TERM	Terminal File
TET	Tetris results; DN
TEX	Datasheet; Idealist
TEX	TeX text file; Scientific Word - TeX
TEXT	Text file;
TF	Configuration; Turbo Profiler
TFA	Area file; Turbo Profiler
TFC	Catalogue file; Tobi's Floppy Cataloguer
TFF	self executing TansForm dialogue; TansForm
TFH	Help file for Turbo Profiler; Borland C++
TFM	Tagged font metric file; Intellifont
TFM	TeX Font Metric file; TeX
TFS	Statistical information; Turbo Profiler
TG1	Project file; On Target
TGA	Targa True Color bitmapped format;
TGZ	Archive; WinZipNT - TAR - GNUzip
TH?	Packed mail; FTN software
THE	Windows'95 Desktop Theme; Microsoft Plus
THM	Picture Publisher or PhotoMagic Thumbnail; Sony Ericsson Theme File
THS	Thesaurus dictionary; WordPerfect for Win
TIC	FTN special file with assotiated file description; ALLFIX
TIF	see TIFF;
TIFF	TIFF (tagged image format file) bitmapped file; Alchemy - PhotoStyler -PageMaker - CorelDRAW
TIL	Fuzzy logic knowledge base; Togai InfraLogic Fuzzy-C Compiler
TIS	Tile set; MahJongg 3.0
TJL	Backup file; VAXTPU editor
TLB	Interoperaility Type Library; Win95
TLB	Reference table; Bubble Chamber
TLB	Text library; VAX
TLB	Type library; Visual C++
TLC	Compiled Tool Command Language source code; Swat
TLD	Disk Image; Teledisk
TLP	Project; TimeLine
TMF	Tagged Font Metric file; WordPerfect for Win
TMO	ZTG global optimizer default output file; Zortech C++
TMP	Temporary file;
TMS	TeleMate compiled script; TeleMate
TOC	Table Of Contents text file (ASCII);
TOK	Borland C++ 4.x reserved word list; BCW.EXE
TOPC	TopicCrunch SEO Project file holding keywords, domain and search engine settings (ASCII);
TORRENT	Arquivo TORRENT
TOS	Self-extracting file archive (Atari ST);
TP	Session-state file; Turbo Profiler
TP	Turbo Pascal cfg file; Turbo Pascal
TP3	Template; Harvard Graphics 3.0
TPB	Downloadable PCL Soft font file backup; HiJaak
TPC	File produced when an inter-Topicscape topic link file is exported to Windows
TPF	Downloadable PCL Soft font file; HiJaak
TPH	Help file; Turbo Pascal
TPL	Resident units library; Turbo Pascal
TPL	Template file; GoldEd -ITrack
TPL	Template; Harvard Graphics 2.0
TPP	Protected Mode Units; Borland Pascal 7.0
TPU	Borland Pascal DOS Mode Library; Borland Pascal
TPU	Command file (VAXTPU editor); VAXTPU editor
TPW	Borland Pascal Windows Library; Borland Pascal
TPW	Session-state file; Turbo Profiler for Windows
TPZ	Archive; TAR - GNUzip
TR	Man page input suitable for troff -man; cawf2.zip
TR	Session-state settings; Turbo Debugger for DOS
TR2	Session-state settings; Turbo Debugger for Win32
TRC	Debug support file; Power CTrace
TRE	Directory tree file; PC-Tools
TRD	Datafile; TrID file identifier filetypes definitions package
TRIF	Tiled Raster Interchange Format;
TRK	Track (i.e. video sequence), used by many games;
TRM	Terminal settings; Windows 3.x
TRN	Translation support file; Quattro - Clarion
TRS	Executable file; Micrografx or password file; WiSo Mein Geld 2007
TRU	True Basic source file;
TRW	Session-state settings; Turbo Debugger for Windows
TSK	Microsoft Multimedia Task Application; Win95
TSM	Turbo Assembler Manual; TASM for OS/2
TST	Printer test file; WordPerfect for Win
TSV	Tab Separated Values;
TTF	TrueType Font file;
TU?	Packed mail; FTN software
TUD	The Ultimate Draw file; The Ultimate Draw
TUT	Tutorial;
TV	Table view settings; Paradox
TVF	Table view settings; dBASE
TVn	Overflow file above insert point in Doc n; WordPerfect for Win
TXF	Archive; TAR and FREEZE
TXI	Support file; TeX
TXT	Common name for ASCII text file;
TXW	Yamaha TX-16W Wave File; Convert (c) Villena
TYM	Time Stamp (PageMaker 4); PageMaker 4
TZ	Archive; TAR - COMPRESS
TZB	Archive; TAR - COMPRESS - BTOA

U[editar]

U8	Sample;
UB	Raw Unsigned Byte (8bit) data; AWAVE
UC2	Archive; UC II
UCN	New archive; UC II
UDF	Filter; Photostyler
UDW	Raw Unsigned DWord data; AWAVE
UE2	Encrypted archive; UC II
UFI	data; UFO CaptureV2 settings
UHA	UHarc archive
UHS	Universal Hint System (binary file);
UI	Espire source code file; Geoworks UI Compiler
UI	User interface; Sprint
UIF	Long prompts for windows; WordPerfect for Win
UIH	Espire header file; Geoworks UI Compiler
UL	ULAW audio file;
ULD	Information about uploaded files; Procomm Plus
ULF	data; MRF Mapping Tool Kit Universal List Format
ULT	Music; UltraTracker
UMB	Backup file; MemMaker
UNF	Universal NES Image Interchange File Format;
UNI	Datafile; Forecast Pro
UNI	Music format; UNIMOD - MIKMOD
UNIF	Universal NES Image Interchange File Format;
UNX	Text file containing UNIX specific info;
UOML	UniqueObject Markup Language (UOML) is a XML-based markup language;
UPD	Update data; dBASE
UPO	Compiled update data; dBASE
URT	Utah Raster Toolkit;
USE	Log file;
USP	Printer font with USASCII extended character set; PageMaker
USR	User database file; Procomm Plus - Turbo C++ tour
UT!	datafile; uTorrent
UU	Encoded file (ASCII); UUENCODE/UUDECODE
UUE	Encoded file (ASCII); UUENCODE/UUDECODE
UW	Raw Unsigned Word 16bit data; AWAVE
UWF	UltraTracker WaveSample; UltraTracker

V[editar]

V	Consistency check support file; ReaGeniX code generator
V	Main input file for an image; Vivid 2.0
V8	Covox 8bit file; AWAVE
VAI	multimedia; PhotoDub document
VAL	Validity checks and referential integrity; Paradox for Windows
VAL	Values list object file; dBASE Application Generator
VAN	Animation; VistaPro
VAP	Value Added Process; NetWare 2.xx
VAR	Variable file; IconAuthor
VBR	Visual Basic Custom Control file; Visual Basic
VBS	VBScript script file; Visual Basic script; Visual Basic for Applications script
VBX	Visual Basic eXtension; Visual Basic
VBZ	Visual Basic Setup Wizard Template; Setup Wizard
VC	Include file with color definitions; Vivid 2.0
VC	Spreadsheet; VisiCalc
VCA	Visual Clip Art;
VCR	VCR drivers for Arvid;
VCW	Visual workbench information; MS Visual C++
VCX	Spreatsheet; VisiCalc Advanced
VDA	Bitmap graphics;
VDO	Story Board video image; Story Board
VDR	Drawing; ComputerEasy Draw
VEW	GroupWise for Windows; Win
VEW	View file; Clipper 5 - Lotus Approach
VFA	FontLab Database file; FontLab
VFM	Ventura Font Metrics file;
VFM	Voting Form; Voter
VFN	Voting Form for Customers; Voter
VGA	VGA display driver;
VGA	VGA display font;
VGD	VGA display driver; Generic CADD
VGR	Graphics file; Ventura Publisher
VI	Graphics file; Jovian Logic VI
VI	Watcom editor script; VI.EXE
VIC	see VICAR;
VICAR	Graphics (Video Image Communication and Retrieval);
VID	Bitmap graphics (YUV12C M-Motion Frame Buffer);
VID	Graphics format; Word&Deed
VID	MS-DOS Shell Monitor file; MS-DOS 5
VID	Screen device driver; Word
VIF	see VIFF;
VIFF	Khoros Visualization Image File Format; SDSC Image Tool
VIK	Graphics format (VIKING);
VINF	data; ReMPEG log file - frames info
VIR	Virus or infected file;
VIS	VIS graphics file;
VLM	Virtual Loadable Module; Netware
VM	Virtual Memory file; Geoworks
VMC	Virtual memory configuration; DOS/4GW PM 32X DOS Extender
VMF	Font characteristics; Ventura Publisher
VMS	Text file containing VMS specific info;
VO	Include file with object definition; Vivid 2.0
VOC	Sound format (Creative Lab's Sound File); PlayVoc
VOF	Object folder; VZ Programmer
VOX	Dialogic adpcm file; AWAVE, CoolEdit
VP	3DS Video posting; 3D Studio
VPF	Vector Product Format;
VPG	Graphics file; VPGraphics
VPH	Virtual Pascal Help; VP/OS2
VPI	Virtual Pascal Unit; VP/OS2
VRM	Overlay file; QuattroPro
VRM	Visual rexx source; WATCOM VREXX
VRML	Virtual Reality Modeling Language; NetScape
VRP	Project; WATCOM VX?Rexx
VRS	Video Resource eg. video device driver; WordPerfect
VS	Include file with surface definition; Vivid 2.0
VSD	Diagram; Shapeware Visio
VSD	Visio drawing; Visio
VSM	Simulation model; VisSim
VSP	Sprite; SPX
VSS	SmartShapes file; Shapeware Visio
VSS	Visio Template; Visio
VST	Truevision Vista graphics file;
VST	Visio Template; Visio
VUE	Animation; 3D Studio
VUE	View; dBASE IV - FoxPro
VW	Text file; Volkswriter
VWR	File viewer file; PC Tools
VXD	Windows 3.x virtual device driver; Windows 3.x

W[editar]

W	Word chart file; APPLAUSE
W01	Yamaha SY-series wave files; AWAVE
W01	Yamaha TX16W wave file; AWAVE
W30	Printer font; AST TurboLaser - Ventura Publisher
W31	Startup file; Windows 3.1
W3m	Warcraft III: Reign of Chaos Map
W3x	Warcraft III: The Frozen Throne Map
W40	Something for Windows95 (e.g. config.w40); Win95
W44	Temporary file for Sort or Index; dBASE
W95	Something for Windows95; Win95
WAD	War Allocation Daemon; Doom - Doom2
WAS	ProComm Script File (source code); ProComm
WAV	Sound format (Microsoft Windows RIFF WAVE); Media Player
WAX	ProComm compiled script; ProComm
WB1	Notebook; Quattro Pro
WB2	Spreadsheet; Quattro Pro
WBF	MS Windows Batch File; Catch
WBK	Document/workbook; WordPerfect for Win
WBT	Norton Desktop; Norton Desktop
WBT	Wilsonware Batch file; Winbatch
WCD	Macro token list; WordPerfect for Win
WCH	WordPerfect Macro Facility; WP
WCM	Data transmission file; MS Works
WCM	Macro; WordPerfect for Win
WCP	Product information description; WordPerfect for Win
WD	InfoSelect Data file;
WDB	Database; MS Works
WE?	Packed mail; FTN software
WEB	WEB source code file;
WebOOGL	Web Object Oriented Graphics Library;
WFB	Turtle Beach WaveFront Bank; AWAVE
WFD	Turtle Beach WaveFront Drum; AWAVE
WFM	Form object; dBASE Form Designer
WFN	Font; CorelDRAW
WFP	Turtle Beach WaveFront Prog.; AWAVE
WFX	Data file; Winfax
WG1	Worksheet; Lotus 1-2-3/G
WG2	Worksheet; Lotus 1-2-3 for OS/2
WID	Width table; Ventura Publisher
WIN	Window file; FoxPro - dBASE
WINGS	Arquivo salvo do programa Wings3D
WIZ	Page wizard; MS Publisher
WK1	Spreadsheet; Lotus 1-2-3 version 2.x - Symphony 1.1+
WK3	Spreadsheet; Lotus 1-2-3 version 3.x
WK4	Spreadsheet; Lotus 1-2-3 version 3.4
WKB	Document; WordPerfect for Win
WKE	Spreadsheet; Lotus 1-2-3 educational version
WKI	Spreadsheet format; Lotus 123 2x
WKQ	Spreadsheet; Quattro
WKS	Spreadsheet; Lotus 1-2-3 version 1A - Symphony 1.0 - MS Works
WKS	Workspace; Xlisp
WKZ	Spreadsheet format; Dos Navigator
WLK	Graphics; Virtus Walkthrough
WLK	Walk Through for any game; many
WMA	Windows Media Audio audio file
WMC	Backup of startup files by Windows MathCad autoexec.wmc; MathCad
WMC	Macro file; WordPerfect for Win
WMC	Text file; WordMARC
WMF	Windows MetaFile vector graphics;
WMP	Graphics (Windows Magic Icon Palette);
WMV	Windows Media Video video file
WN	Text; NeXT WriteNow
WNF	Corel Draw Font File; CorelDraw
WOA	Swap file; Windows 3.x
WOC	Organization; Windows OrgChart
WOW	Music (8 channels); Grave Mod Player
WP	Word Perfect Format; WP
WP5	Document; WordPerfect 5.x
WPD	Document; WordPerfect 6.0 - PFS:WindowWorks
WPD	Windows printer driver (uninstallable); Windows
WPF	Fax; WorldPort
WPF	Form; WordPerfect
WPG	WordPerfect Graphics vector graphics; DrawPerfect
WPJ	Watcom C/C++ IDE project; IDE.EXE
WPK	Macros; WordPerfect for Win
WPL	MediaRack Wave Playlist; MediaRack
WPL	Windows Media Playlist, for Windows Media Player
WPM	Macros; WordPerfect
WPS	Text document; MS Works
WQ!	Compressed spreadsheet; Quattro Pro
WQ1	Spreadsheet; Quattro Pro
WR1	Spreatsheet; Symphony 1.1 - 1.2 - 2
WRD	Template; Charisma
WRI	Write editor format; Write - WinWord
WRK	Spreadsheet; Symphony 1.0
WRL	VRML file;
WRP	Archive; Amiga WARP
WRS	Windows Resource eg. printer driver; WordPerfect for Win
WS	APL Worksheet;
WS	Text file; WordStar 5.0-6.0
WS2	Text file; WordStar 2000
WSD	Document; WordStar
WSP	Workspace; Fortran PowerStation
WSQ	Wavelet-packet Scalar Quantization Format;
WSRC	X-wais source;
WST	Text file; WordStar
WTF	WinTaper Data
WWB	Button bar for document window; WordPerfect for Win
WWK	Keyboard layout; WordPerfect for Win
WXP	Document; EXP for Windows

X[editar]

X	Archive; X1.EXE
X	AVS X image file; SDSC Image Tool
X	DirectX 3D object
X	LEX source code file;
X3D	x3d and xdart Formats;
XA	XA audio file; used in SimCity 3000 by Maxis, also by Sony Playstation
XBM	X11 Bitmap graphics file;
XCF	Gimp image file;
XCK	Extended crack file (usually text);
XCK	Extended crack;
XCL	Xtree for Windows Script file; Xtree for Win
XDF	OS/2 extended disk format image; XDFCOPY.EXE
XDM	Directory Manipulator for 32-bit Protected Mode; Xenotech Research Labs
XEN	Arquivo do programa Xenu's Link Sleuth
XEX	Xbox 360 Executable File
XFN	Printer font; Xerox 4045 - Ventura Publisher
XFR	Ventura Publisher Bitmap Editor Font file;
XFT	24 pin printer font; ChiWriter
XI	Fast Tracker 2 instrument file; AWAVE
XI	Fastracker 2.0 Instrument File; Fastracker 2.0
XLA	Add-in macro sheet; MS Excel
XLA	XLib Archive; xlibpas2.zip
XLB	Excel Toolbar; MS Excel
XLC	Excel Chart; MS Excel
XLD	Excel Dialog; MS Excel
XLK	Excel Archive; MS Excel
XLL	Excel Dynamic Link Library; MS Excel
XLM	Excel Macro File; MS Excel
XLS	Planilha do Microsoft Office Excel 97-2003
XLSX	Planilha do Microsoft Office Word
XLT	Excel Template; MS Excel
XLT	Translation table; Lotus 1-2-3 - Symphony - Procomm Plus
XLV	Excel Module; MS Excel
XLW	Excel Workbook; MS Excel
XM	Fast Tracker 2 extended module; AWAVE, Mod4Win, FastTracker, ImpulseTracker
XM	Music format; FastTracker - Cubic Player
XMI	Compressed eXtended MIdi music;
XML	eXtensible Markup Language file
XMF	eXtensible Music Format
XNF	Standard Network File form;
Xnn	Secondary indexes; Borland Paradox
XOF	RenderMorphics;
XP	eXtended Pattern; FastTracker 2.0
XPM	X11 Pixel Map graphics file;
XQT	Executable file; Waffle
XQT	Macro sheet; SuperCalc
XRF	Cross-reference file;
XSF	data; Microsoft InfoPath file
XTB	External translation table; LogoScript
XTP	XTreeGold overlay; XTreeGold
XWD	X Window System window dump image graphics file; SDSC Image Tool
XWK	Keyboard mapping; Crosstalk
XWP	Session; Crosstalk
XWP	Text file; Xerox Writer
XX	Encoded file (ASCII); XXENCODE
XXE	Encoded file (ASCII); XXENCODE
XY	Text file; XY Write
XY3	Text file; XYWrite III
XYW	Text file; XyWrite III

Y[editar]

Y	Archive (Amiga); Yabba
Y	YACC grammar file;
YAL	Data custom/nature.yal; Arts & Letters
YC	Archive; YACC (YAC.EXE)
Ynn	Secondary index; Borland Paradox
YUV	Graphics format (YUV);
YZ	Archive; YAC

Z[editar]

Z	Archive; WinZipNT - COMPRESS - PACK
Z3	Infocom game module;
Z80	Snapshot; ZX Spectrum emulator by g.a.lunter
ZAD	ZFax digitized voice file; ZFax
ZDG	Compressed ZiffNet text document; Zview
ZER	Data file; ZERBERUS
ZGM	Graphics; Zenographics
ZIP	Archive; PKZIP/PKUNZIP
Znn	ZIP archive; PKZIP/PKUNZIP
ZOM	Archive; Amiga ZOOM
ZOO	Archive; ZOO
ZVD	ZyXEL Voicefile; Z-Fax
ZZE	Encoded file;

Ver também[editar]

Arquivo de computador
Sistema de ficheiros
Lista de formatos de ficheiro gráfico
Lista de formatos de ficheiros de fontes
Lista de extensões de ficheiros sistema operativo

Ligações externas[editar]

Este artigo "Lista de extensões de ficheiros" é da wikipedia The list of its authors can be seen in its historical and/or the page Edithistory:Lista de extensões de ficheiros.

↑ «Como Abrir O Arquivo PKPASS? Extensão Do Arquivo .PKPASS - File Extension .PKPASS». www.file-extension.info. Consultado em 24 de julho de 2019

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Lista de extensões de ficheiros in English

[1] «Como Abrir O Arquivo PKPASS? Extensão Do Arquivo .PKPASS - File Extension .PKPASS». www.file-extension.info. Consultado em 24 de julho de 2019

[1]