| Plain Text file | TXT | Text | N | Y |
| MS-DOS Batch File | BAT | Text | N | Y |
| Applix Asterix | AX | Word Processor | N | Y |
| Windows Bitmap Image (BMP) | BMP | Image (Raster) | Y | Y |
| Convergent Technologies DEF Comm. Format | | Word Processor | N | Y |
| Computer Graphics Metafile (CGM) Clear Text | CGM | Image (Vector) | N | Y |
| Computer Graphics Metafile (CGM) Binary | CGM | Image (Vector) | N | Y |
| Computer Graphics Metafile (CGM) Character | CGM | Image (Vector) | N | Y |
| Word Connection | CN | Word Processor | N | Y |
| CEOwrite | CW | Word Processor | N | Y |
| DSA101 (Honeywell Bull) | | Word Processor | N | Y |
| DCA-RFT (IBM Revisable Form) | RFT, DC | Word Processor | N | Y |
| DG Common Data Stream (CDS) | CDS | Word Processor | N | Y |
| Vistaword | DV | Word Processor | N | Y |
| Enable Word Processing | WPF | Word Processor | N | Y |
| Graphics Interchange Format (GIF87a) | GIF | Image (Raster) | Y | Y |
| Graphics Interchange Format (GIF89a) | GIF | Image (Raster) | Y | Y |
| HP Word PC | HW | Word Processor | N | Y |
| DCF Script | IC | Text | N | Y |
| Display Write | IP | Word Processor | N | Y |
| Lotus Ami Pro | SAM | Word Processor | P | Y |
| Lotus Ami Pro Style Sheet | | Word Processor | P | Y |
| Lyrix Word Processing | | Word Processor | N | Y |
| MASS-11 | M1, M11 | Word Processor | N | Y |
| Microsoft Word for Macintosh (up to version 3) | DOC | Word Processor | Y | Y |
| Microsoft Word for Windows (up to version 6) | DOC, WPS | Word Processor | N | Y |
| MultiMate | MM | Word Processor | N | Y |
| MultiMate Footnote File | MMFN | Word Processor | N | Y |
| MultiMate Advantage | | Word Processor | N | Y |
| MultiMate Advantage Footnote File | | Word Processor | N | Y |
| MultiMate Advantage II | | Word Processor | N | Y |
| MultiMate Advantage II Footnote File | FBX, FNX | Word Processor | N | Y |
| Rich Text Format (RTF) | RTF | Word Processor | P | Y |
| Microsoft Word for PC (up to version 6) | MW | Word Processor | N | Y |
| Microsoft Word for PC (up to version 6) Style Sheet | | Word Processor | N | Y |
| Microsoft Word for PC (up to version 6) Glossary | | Word Processor | N | Y |
| Microsoft Word for PC (up to version 6) Driver | | Word Processor | N | Y |
| Microsoft Word for PC (up to version 6) Miscellaneous File | | Word Processor | N | Y |
| Navy DIF (document interchange format) | ND | Word Processor | N | Y |
| NBI Net Archive Format | NN | Word Processor | N | Y |
| ODA / ODIF Q1 11 | OD | Word Processor | N | Y |
| ODA / ODIF Q1 12 | OD | Word Processor | N | Y |
| Office Writer | OW | Word Processor | N | Y |
| CPT Corporation word processor | PF | Word Processor | N | Y |
| Lotus PIC | PIC | Image (Vector) | N | Y |
| PRIMEWORD | | Word Processor | N | Y |
| Q-One V1.93J | Q1, QX | Word Processor | N | Y |
| Q-One V2.0 | Q1, QX | Word Processor | N | Y |
| SAMNA Word | SAM | Word Processor | N | Y |
| Informix SmartWare II word processor | DOC, SMT | Word Processor | N | Y |
| Tag Image File Format (TIFF) | TIF, TIFF | Image (Raster) | Y | M |
| TargonWord | TW | Word Processor | N | Y |
| Uniplex word processor | UP | Word Processor | N | Y |
| WordERA | DC, GL, FR | Word Processor | N | Y |
| WANG WPS | WF | Word Processor | N | Y |
| WordPerfect MAC | | Word Processor | N | Y |
| WordPerfect version 4 | WP, WP4 | Word Processor | N | Y |
| WordMARC Composer | WM, PW | Word Processor | N | Y |
| Windows Metafile | WMF | Image (Vector) | N | Y |
| Windows Metafile (no header) | WMF | Image (Vector) | N | Y |
| WordStar | WS, WSD | Word Processor | N | Y |
| WANGWITA | WT | Word Processor | N | Y |
| Xerox 860 | | Word Processor | N | Y |
| Xerox Writer | | Word Processor | N | Y |
| Data Interchange Format (DIF) | DIF | Spreadsheet | N | Y |
| Microsoft PowerPoint PC (up to version 4) | PPT | Presentation | P | Y |
| Microsoft PowerPoint 95 | PPT | Presentation | P | Y |
| Microsoft PowerPoint 97 | PPT | Presentation | P | Y |
| Microsoft Works Word Processor for MAC | MWK | Word Processor | N | Y |
| Microsoft Works Spreadsheet for MAC | | Spreadsheet | N | Y |
| Microsoft Works Word Processor for DOS | WPS | Word Processor | N | Y |
| Microsoft Works Spreadsheet for DOS | | Spreadsheet | N | Y |
| Microsoft Works Word Processor for Windows | WPS, W40 | Word Processor | N | Y |
| Microsoft Works Spreadsheet for Windows | WKS, S30, S40 | Spreadsheet | N | Y |
| MacWrite | | Word Processor | N | Y |
| MacWrite II | | Word Processor | N | Y |
| Maker Interchange Format (MIF) | MIF | Desktop Publishing | N | Y |
| JPEG Interchange Format | JPG, JPEG, JFIF, JFI | Image (Raster) | Y | Y |
| Microsoft Windows Write | WRI | Word Processor | N | Y |
| Quattro Pro for Windows | WB1, WB2, WB3 | Spreadsheet | P | Y |
| Microsoft Publisher (up to version 3) | PUB | Desktop Publishing | Y | Y |
| Microsoft Wave | WAV | Audio | Y | M |
| AutoCAD DXF Binary | DXF | Design | Y | Y |
| AutoCAD DXF Text | DXF | Design | Y | Y |
| dBase | DBF, VCX | Database | N | Y |
| Volkswriter word processor | VW4 | Word Processor | N | Y |
| XYWrite / Nota Bene | XY4 | Word Processor | N | Y |
| CSV (Comma Separated Values) | CSV | Spreadsheet | N | Y |
| IBM Writing Assistant | IWA | Word Processor | N | Y |
| WordStar 2000 | WS2 | Word Processor | N | Y |
| WriteNow MAC | | Word Processor | N | Y |
| Q&A for DOS | | Word Processor | N | Y |
| Q & A for Windows | JW | Word Processor | N | Y |
| WPS-PLUS | WPL | Word Processor | N | Y |
| Lotus Notes CDF | CDF | Word Processor | N | Y |
| Adobe Portable Document Format (PDF) | PDF | Word Processor | Y | Y |
| SMTP | SMTP | Communication | Y | Y |
| MIME (EML, MBX email) | EML, MBX | Communication | Y | Y |
| USENET | | Communication | N | Y |
| SGML | SGML | Text | N | Y |
| HTML | HTM, HTML | Text | Y | Y |
| ACT! CRM software | ACT | Database | N | Y |
| Portable Network Graphics (PNG) | PNG | Image (Raster) | Y | M |
| QuickTime Movie, MPEG-4 audio | MOV, QT, MP4 | Video | Y | M |
| OLE DIB object | | Image (Raster) | N | Y |
| MPEG Audio | MPEGA, MPG, MP3 | Audio | Y | M |
| Netscape Bookmark File | | Text | Y | Y |
| Autodesk Drawing (DWG) | DWG, DWS, DWT | Design | Y | Y |
| Applix Words | AW | Word Processor | N | Y |
| Applix Graphics | AG | Presentation | N | Y |
| Microsoft Access (versions 1 and 2) | MDB | Database | N | Y |
| Microsoft Access 95 | MDA, MDB | Database | N | Y |
| Microsoft Access 97 | MDA, MDB | Database | N | Y |
| Enhanced Metafile | EMF | Image (Vector) | Y | Y |
| XML | XML | Text | Y | Y |
| Unicode text file | UNI | Text | N | Y |
| Lotus 1-2-3 | WKS, WK1, WK3, WK4 | Spreadsheet | N | Y |
| Lotus 1-2-3 Formatting | FM3 | Spreadsheet | P | Y |
| Lotus 1-2-3 97 | 123 | Spreadsheet | P | Y |
| Lotus Word Pro 96 | LWP, MWP | Word Processor | P | Y |
| Lotus Word Pro 97 | LWP, MWP | Word Processor | P | Y |
| Lotus Freelance for DOS | PRZ | Presentation | N | Y |
| Lotus Freelance for Windows | PRE, FLW | Presentation | N | Y |
| Lotus Freelance for OS/2 | PRS | Presentation | N | Y |
| Lotus Freelance 96 | PRZ | Presentation | N | Y |
| Lotus Freelance 97 | PRZ | Presentation | N | Y |
| Microsoft Word 95 | DOC | Word Processor | Y | Y |
| Microsoft Word 97 | DOC, WPS, WBK | Word Processor | Y | Y |
| Microsoft Excel (up to version 5) | XLS | Spreadsheet | Y | Y |
| Microsoft Excel (up to version 5) chart | XLC | Spreadsheet | Y | Y |
| Microsoft Excel (up to version 5) macro | XLM | Spreadsheet | Y | Y |
| Microsoft Excel 95 | XLS | Spreadsheet | Y | Y |
| Microsoft Excel 97 | XLS, XLR | Spreadsheet | Y | Y |
| Corel Presentations | SHW, PRC | Presentation | Y | Y |
| Lotus 1-2-3 Release 9 | 123 | Spreadsheet | P | Y |
| Applix Spreadsheets | AS | Spreadsheet | N | Y |
| Microsoft Pocket Word | PWD | Word Processor | P | Y |
| Microsoft Word 2000 | DOC | Word Processor | Y | Y |
| Microsoft Excel 2000 | XLS | Spreadsheet | Y | Y |
| Microsoft PowerPoint 2000 | PPT | Presentation | P | Y |
| Microsoft Access 2000 | MDA, MDB | Database | N | Y |
| Microsoft Project 4 | MPP | Schedule | Y | Y |
| Microsoft Project 4.1 | MPP | Schedule | Y | Y |
| Microsoft Project 98 | MPP | Schedule | Y | Y |
| Folio Flat File | FFF | Text | Y | Y |
| HWP (Arae-Ah Hangul) | HWP | Word Processor | Y | Y |
| ICHITARO (v4-10) | JTD | Word Processor | P | Y |
| Oasys | OAS, OA2, OA3 | Word Processor | P | Y |
| Microsoft Visio (up to version 11) | VSD | Design | Y | Y |
| Microsoft Project 2000 | MPP | Schedule | Y | Y |
| Microsoft Outlook message | MSG, OFT | Communication | Y | Y |
| Microsoft Word 2003 XML | XML | Word Processor | Y | Y |
| Microsoft Excel 2003 XML | XML | Spreadsheet | Y | Y |
| Microsoft Visio 2003 XML | VDX | Design | Y | Y |
| OpenDocument format (OpenOffice 1/StarOffice 6,7) Text XML | SXW | Word Processor | Y | Y |
| OpenDocument format (OpenOffice 1/StarOffice 6,7) Spreadsheet XML | SXC, STC | Spreadsheet | Y | Y |
| OpenDocument format (OpenOffice 1/StarOffice 6,7) Presentation XML | SXD, SXI | Presentation | Y | Y |
| Macromedia Flash (.swf) | SWF, SWD | Video | Y | Y |
| Microsoft Word 2007 XML – Docx | DOCX, DOTX | Word Processor | Y | Y |
| Microsoft Excel 2007 XML | XLSX, XLTX | Spreadsheet | Y | Y |
| Microsoft PowerPoint 2007 XML | PPTX, POTX, PPSX | Presentation | Y | Y |
| Intergraph Standard File Format (ISFF) V7 DGN (non-OLE) | DGN | Image (Vector) | Y | Y |
| MicroStation V8 DGN (OLE) | DGN | Image (Vector) | Y | Y |
| Microsoft Word Macro 2007 XML | DOCM, DOTM | Word Processor | Y | Y |
| Microsoft Excel Macro 2007 XML | XLSM, XLTM, XLAM | Spreadsheet | Y | Y |
| Microsoft PPT Macro 2007 XML | PPTM, POTM, PPSM, PPAM | Presentation | Y | Y |
| Microsoft XML Paper Specification (XPS) | XPS, OXPS | Word Processor | Y | Y |
| ODF Text | ODT | Word Processor | Y | Y |
| ODF Spreadsheet | ODS | Spreadsheet | Y | Y |
| ODF Presentation | ODP | Presentation | Y | Y |
| Microsoft Excel Binary 2007 | XLSB | Spreadsheet | Y | Y |
| CATIA Formats (CAT*) | CATPART, CATPRODUCT | Design | Y | Y |
| Yahoo Instant Messenger History | DAT | Communication | N | Y |
| ODF Drawing/Graphics | ODG | Design | Y | Y |
| Founder Chinese E-paper Basic (ceb) | CEB | Desktop Publishing | N | Y |
| Corel Quattro Pro 9+ for Windows | QPW | Spreadsheet | P | Y |
| MHTML format (MHT) | MHT, MHTML | Archive and Compressed | Y | Y |
| Apple iWork Pages format | PAGES | Word Processor | Y | Y |
| Apple iWork Numbers format | NUMBERS | Spreadsheet | Y | Y |
| Apple iWork Keynote format | KEY | Presentation | Y | Y |
| Microsoft Access 2007 | ACCDB | Database | N | Y |
| AppleWorks File | CWK | Word Processor | N | Y |
| Omni Outliner V3 File | OO3 | Text | N | Y |
| Omni Outliner OPML File | OPML | Text | N | Y |
| Omni Graffle XML File | GRAFFLE | Image (Vector) | Y | Y |
| Apple iChat format | ICHAT | Communication | N | Y |
| OOutliner File | OOUTLINE | Word Processor | N | Y |
| Extensible Forms Description Language | XFDL, XFD | Presentation | Y | Y |
| OneNote Note Format | ONE | Word Processor | N | Y |
| Digital Imaging and Communications in Medicine (DICOM) | DCM | Image (Raster) | Y | M |
| Microsoft Project 2007 | MPP | Schedule | Y | Y |
| Microsoft Publisher from version 98 | PUB | Desktop Publishing | Y | Y |
| Skype Log File | DBB | Text | N | Y |
| Health level7 message | HL7 | Communication | Y | Y |
| Electronic Publication | EPUB | Desktop Publishing | Y | Y |
| PostScript Type 1 Font | PFB | Font | N | Y |
| JPEG-2000 JP2 File Format Syntax (ISO/IEC 15444-1) | JP2, JPF, J2K, JPWL, JPX, PGX | Image (Raster) | Y | Y |
| Unicode HTML | HTM, HTML | Text | Y | Y |
| Documentum EMCMF format | EMCMF | Archive and Compressed | Y | Y |
| JBIG2 File Format | JB2, JBIG2 | Image (Raster) | N | Y |
| Microsoft Outlook vCard file format | VCF | Text | Y | Y |
| Microsoft Visio 2013 | VSDX, VSTX, VSSX | Design | Y | Y |
| Microsoft Visio 2013 macro | VSDM, VSTM, VSSM | Design | Y | Y |
| ICHITARO Compressed format | JTDC | Word Processor | P | Y |
| Apple iWork 2013 Pages format | IWA, PAGES | Word Processor | Y | Y |
| Apple iWork 2013 Numbers format | IWA, NUMBERS | Spreadsheet | Y | Y |
| Apple iWork 2013 Keynote format | IWA, KEY | Presentation | Y | Y |
| Microsoft Visio 2013 stencil format | VSSX | Design | Y | Y |
| Microsoft Visio 2013 stencil Macro format | VSSM | Design | Y | Y |
| Microsoft Visio 2013 template format | VSTX | Design | Y | Y |
| Microsoft Visio 2013 template Macro format | VSTM | Design | Y | Y |
| ISO/IEC MPEG-4 (ISO 14496) format | MP4 | Video | Y | M |
| Unigraphics (UG) NX CAD Format | PRT | Design | N | Y |
| Keyhole Markup Language | KML | Text | Y | Y |
| Wireless Markup Language | WML | Text | Y | Y |
| Star Office 4,5 Writer Text | SDW, SGL, VOR | Word Processor | Y | Y |
| Star Office 4,5 Calc Spreadsheet | SDC | Spreadsheet | Y | Y |
| Star Office 4,5 Impress Presentation | SDD, SDA | Presentation | Y | Y |
| AppleScript Source Code | APPLESCRIPT | Source Code | N | Y |
| Assembly Code | | Source Code | N | Y |
| C Source Code | C, H | Source Code | N | Y |
| C# Source Code | CS | Source Code | N | Y |
| C++ Source Code | CPP, HPP | Source Code | N | Y |
| Cascading Style Sheet | CSS | Source Code | N | Y |
| Clojure Source Code | CLJ, CL2 | Source Code | N | Y |
| CoffeeScript Source Code | COFFEE, CAKE | Source Code | N | Y |
| Common Lisp Source Code | EL | Source Code | N | Y |
| Dockerfile | | Source Code | N | Y |
| Eiffel Source Code | E | Source Code | N | Y |
| Erlang Source Code | ERL, ES | Source Code | N | Y |
| F# Source Code | FS | Source Code | N | Y |
| Fortran Source Code | F | Source Code | N | Y |
| Go Source Code | GO | Source Code | N | Y |
| Groovy Source Code | GRT, GVY | Source Code | N | Y |
| Haskell Source Code | HS | Source Code | N | Y |
| Initialization (INI) file | | Source Code | N | Y |
| Java Source Code | JAVA | Source Code | N | Y |
| Javascript Source Code | JS | Source Code | N | Y |
| Lua Source Code | LUA | Source Code | N | Y |
| Makefile | MAKE | Source Code | N | Y |
| Wolfram Mathematica Source Code | M | Source Code | N | Y |
| Objective-C Source Code | | Source Code | N | Y |
| Objective-C++ Source Code | | Source Code | N | Y |
| Objective-J Source Code | J | Source Code | N | Y |
| PHP Source Code | PHP | Source Code | N | Y |
| PLSQL Source Code | | Source Code | N | Y |
| Pascal Source Code | PASCAL | Source Code | N | Y |
| Perl Source Code | PL | Source Code | N | Y |
| PowerShell Source Code | PS1 | Source Code | N | Y |
| Prolog Source Code | PRO, PROLOG | Source Code | N | Y |
| Puppet Source Code | PP | Source Code | N | Y |
| Python Source Code | PY | Source Code | N | Y |
| R Source Code | R | Source Code | N | Y |
| Ruby Source Code | RB | Source Code | N | Y |
| Rust Source Code | RS | Source Code | N | Y |
| Scala Source Code | SC | Source Code | N | Y |
| Shell Script | SH | Source Code | N | Y |
| Smalltalk Source Code | ST | Source Code | N | Y |
| Standard ML Source Code | ML | Source Code | N | Y |
| Swift Source Code | SWIFT | Source Code | N | Y |
| Tool Command Language (Tcl) Source Code | TM | Source Code | N | Y |
| TeX Typesetting File | | Source Code | N | Y |
| TypeScript Source Code | TS | Source Code | N | Y |
| Verilog Source Code | V | Source Code | N | Y |
| YAML File | YML | Source Code | N | Y |
| MediaWiki File | | Text | N | Y |
| Microsoft Word 2007 XML – Flat XML | XML | Word Processor | Y | Y |
| Scalable Vector Graphics image | SVG | Image (Vector) | Y | Y |
| WebP image | WEBP | Image (Raster) | Y | Y |
| SAS7BDAT database storage format | SAS7BDAT | Database | N | Y |
| Autodesk Design Web Format | DWF | Design | Y | Y |
| Adobe Flash Player audiobook | F4B | Audio | Y | M |
| Adobe Flash Player audio | F4A | Audio | Y | M |
| Adobe Flash Player protected video | F4P | Video | Y | M |
| Adobe Flash Player video | F4V | Video | Y | M |
| Audible Enhanced Audiobook | AAX | Audio | Y | M |
| 3GPP2 video | 3G2 | Video | Y | M |
| 3GPP video | 3GP | Video | Y | M |
| ISO-BMFF JPEG 2000 image | JP2 | Image (Raster) | Y | Y |
| ISO-BMFF JPEG 2000 compound image | JPM | Image (Raster) | N | Y |
| ISO-BMFF JPEG 2000 with extensions | JPX | Image (Raster) | Y | Y |
| Apple ISO-BMFF QuickTime video | QT, MOV | Video | Y | M |
| KDDI video | | Video | Y | M |
| ISO-BMFF MPEG-4 with AVC extension | | Video | Y | M |
| Apple MPEG-4 Part 14 audio | M4A | Audio | Y | M |
| Apple MPEG-4 Part 14 audiobook | M4B | Audio | Y | M |
| Apple MPEG-4 Part 14 protected audio | M4P | Audio | Y | M |
| Apple MPEG-4 Part 14 video | M4V | Video | Y | M |
| Sony PSP MPEG-4 | MP4 | Audio | Y | M |
| MPEG-21 | | Video | Y | M |
| Mobile QuickTime video | MQV | Video | Y | M |
| Motion JPEG 2000 | MJ2, MJP2 | Video | N | Y |
| NTT MPEG-4 | | Video | Y | M |
| Nero AAC audio | | Audio | Y | M |
| Sony XAVC video | | Video | Y | M |
| JPEG 2000 PGX Verification Model image | PGX | Image (Raster) | Y | Y |
| Adobe Font Metrics ASCII format | AFM | Font | N | Y |
| Adobe Printer Font ASCII format | PFA | Font | N | Y |
| Vector Open Diagnostic Data Exchange format | ODX | Design | Y | Y |
| Microsoft Power BI Desktop format | PBIX | Analytics | N | Y |
| Tableau Workbook format | TWB | Analytics | Y | Y |
| Tableau Data Source format | TDS | Analytics | Y | Y |
| Tableau Preferences format | TPS | Analytics | Y | Y |
| Tableau Map Source format | TMS | Analytics | Y | Y |
| ABAP Source Code | ABAP | Source Code | N | Y |
| AMPL Source Code | AMPL | Source Code | N | Y |
| APL Source Code | APL | Source Code | N | Y |
| ASN.1 Source Code | ASN | Source Code | N | Y |
| ATS Source Code | | Source Code | N | Y |
| Agda Source Code | AGDA | Source Code | N | Y |
| Alloy Source Code | ALS | Source Code | N | Y |
| Apex Source Code | CLS | Source Code | N | Y |
| Arduino Source Code | INO | Source Code | N | Y |
| AsciiDoc Source Code | ASC | Source Code | N | Y |
| AspectJ Source Code | AJ | Source Code | N | Y |
| Awk Source Code | AWK | Source Code | N | Y |
| BlitzMax Source Code | BMX | Source Code | N | Y |
| Bluespec Source Code | BSV | Source Code | N | Y |
| Brainf*ck Source Code | B, BF | Source Code | N | Y |
| Brightscript Source Code | BRS | Source Code | N | Y |
| CLIPS Source Code | CLP | Source Code | N | Y |
| CMake Source Code | CMAKE | Source Code | N | Y |
| COBOL Source Code | CBL, CCP, COB, CPY | Source Code | N | Y |
| CWeb Source Code | W | Source Code | N | Y |
| CartoCSS Source Code | MSS | Source Code | N | Y |
| Ceylon Source Code | CEYLON | Source Code | N | Y |
| Chapel Source Code | CHPL | Source Code | N | Y |
| Clarion Source Code | CLW | Source Code | N | Y |
| Clean Source Code | DCL, ICL | Source Code | N | Y |
| Component Pascal Source Code | CP | Source Code | N | Y |
| Cool Source Code | CL | Source Code | N | Y |
| Coq Source Code | V | Source Code | N | Y |
| Creole Source Code | CREOLE | Source Code | N | Y |
| Crystal Source Code | CR | Source Code | N | Y |
| Csound Source Code | ORC | Source Code | N | Y |
| Csound Document Source Code | CSD | Source Code | N | Y |
| Cuda Source Code | CU | Source Code | N | Y |
| D Source Code | DCL, ICL | Source Code | N | Y |
| DIGITAL Command Language Source Code | COM | Source Code | N | Y |
| DTrace Source Code | D | Source Code | N | Y |
| Dart Source Code | DART | Source Code | N | Y |
| E Source Code | E | Source Code | N | Y |
| ECL Source Code | ECL | Source Code | N | Y |
| Elm Source Code | ELM | Source Code | N | Y |
| Emacs Lisp Source Code | EL | Source Code | N | Y |
| EmberScript Source Code | EM | Source Code | N | Y |
| Fantom Source Code | FAN | Source Code | N | Y |
| Forth Source Code | FOR, FORTH | Source Code | N | Y |
| FreeMarker Source Code | FTL | Source Code | N | Y |
| Frege Source Code | FR | Source Code | N | Y |
| G-code Source Code | G | Source Code | N | Y |
| GAMS Source Code | GMS | Source Code | N | Y |
| GAP Source Code | | Source Code | N | Y |
| GDScript Source Code | GD | Source Code | N | Y |
| GLSL Source Code | GLSL | Source Code | N | Y |
| Game Maker Language Source Code | GML | Source Code | N | Y |
| Gnuplot Source Code | GNU, GP | Source Code | N | Y |
| Golo Source Code | GOLO | Source Code | N | Y |
| Gosu Source Code | GS | Source Code | N | Y |
| Gradle Source Code | GRADLE | Source Code | N | Y |
| GraphQL Source Code | GRAPHQL | Source Code | N | Y |
| Graphviz (DOT) Source Code | DOT | Source Code | N | Y |
| HLSL Source Code | HLSL | Source Code | N | Y |
| Hack Source Code | | Source Code | N | Y |
| Haml Source Code | HAML | Source Code | N | Y |
| Handlebars Source Code | HBS | Source Code | N | Y |
| Hy Source Code | HY | Source Code | N | Y |
| IDL Source Code | PRO | Source Code | N | Y |
| IGOR Pro Source Code | IPF | Source Code | N | Y |
| Idris Source Code | IDR | Source Code | N | Y |
| Inform 7 Source Code | I7X | Source Code | N | Y |
| Ioke Source Code | IK | Source Code | N | Y |
| Isabelle Source Code | | Source Code | N | Y |
| J Source Code | IJS | Source Code | N | Y |
| JSONiq Source Code | JQ | Source Code | N | Y |
| JSX Source Code | JSX | Source Code | N | Y |
| Jasmin Source Code | J | Source Code | N | Y |
| Jolie Source Code | | Source Code | N | Y |
| Julia Source Code | JL | Source Code | N | Y |
| KiCad Layout Source Code | | Source Code | N | Y |
| KiCad Schematic Source Code | SCH | Source Code | N | Y |
| Kotlin Source Code | KT | Source Code | N | Y |
| LFE Source Code | LFE | Source Code | N | Y |
| LOLCODE Source Code | LOL | Source Code | N | Y |
| Lasso Source Code | LAS, LASSO | Source Code | N | Y |
| Limbo Source Code | | Source Code | N | Y |
| LiveScript Source Code | LS | Source Code | N | Y |
| M Source Code | M | Source Code | N | Y |
| MAXScript Source Code | MS | Source Code | N | Y |
| Markdown Source Code | MD | Source Code | N | Y |
| Matlab Source Code | M | Source Code | N | Y |
| Max Source Code | MXT | Source Code | N | Y |
| Mercury Source Code | | Source Code | N | Y |
| Modelica Source Code | MO | Source Code | N | Y |
| Modula-2 Source Code | MOD | Source Code | N | Y |
| Monkey Source Code | MONKEY | Source Code | N | Y |
| Moocode Source Code | MOO | Source Code | N | Y |
| NL Source Code | NL | Source Code | N | Y |
| NSIS Source Code | NSI | Source Code | N | Y |
| NetLogo Source Code | NLOGO | Source Code | N | Y |
| NewLisp Source Code | NL | Source Code | N | Y |
| Nginx Source Code | VHOST | Source Code | N | Y |
| Nix Source Code | NIX | Source Code | N | Y |
| Nu Source Code | NU | Source Code | N | Y |
| OCaml Source Code | | Source Code | N | Y |
| OpenCL Source Code | CL | Source Code | N | Y |
| OpenEdge ABL Source Code | | Source Code | N | Y |
| OpenSCAD Source Code | SCAD | Source Code | N | Y |
| Ox Source Code | OX | Source Code | N | Y |
| Oxygene Source Code | OXYGENE | Source Code | N | Y |
| Oz Source Code | OZ | Source Code | N | Y |
| PAWN Source Code | PWN | Source Code | N | Y |
| PL/pgSQL Source Code | PLSQL | Source Code | N | Y |
| Pan Source Code | PAN | Source Code | N | Y |
| Parrot Assembly Source Code | PASM | Source Code | N | Y |
| PicoLisp Source Code | | Source Code | N | Y |
| Pike Source Code | PIKE | Source Code | N | Y |
| Pony Source Code | PONY | Source Code | N | Y |
| Processing Source Code | PDE | Source Code | N | Y |
| PureBasic Source Code | PB | Source Code | N | Y |
| QMake File | | Source Code | N | Y |
| RAML Source Code | RAML | Source Code | N | Y |
| RDoc Source Code | RDOC | Source Code | N | Y |
| REXX Source Code | REXX | Source Code | N | Y |
| Racket Source Code | | Source Code | N | Y |
| Ragel Source Code | | Source Code | N | Y |
| Rascal Source Code | RSC | Source Code | N | Y |
| Rebol Source Code | REB, REBOL | Source Code | N | Y |
| Red Source Code | RED | Source Code | N | Y |
| Ren’Py Source Code | RPY | Source Code | N | Y |
| RenderScript Source Code | RS | Source Code | N | Y |
| Ring Source Code | RING | Source Code | N | Y |
| RobotFramework Source Code | ROBOT | Source Code | N | Y |
| SAS Source Code | SAS | Source Code | N | Y |
| SPARQL format | | Source Code | N | Y |
| SQL format | | Source Code | N | Y |
| SQL PL Source Code | | Source Code | N | Y |
| SaltStack Source Code | SLS | Source Code | N | Y |
| Scheme Source Code | | Source Code | N | Y |
| Scilab Source Code | SCI | Source Code | N | Y |
| Squirrel Source Code | NUT | Source Code | N | Y |
| Stan Source Code | STAN | Source Code | N | Y |
| Stata Source Code | | Source Code | N | Y |
| Stylus Source Code4 | STYL | Source Code | N | Y |
| SuperCollider Source Code | SC | Source Code | N | Y |
| SystemVerilog Source Code | SV | Source Code | N | Y |
| TXL Source Code | TXL | Source Code | N | Y |
| Turing Source Code | T | Source Code | N | Y |
| Turtle Source Code | TTL | Source Code | N | Y |
| UrWeb Source Code | UR, URS | Source Code | N | Y |
| Vim script File | VIM | Source Code | N | Y |
| Visual Basic Source Code | VB | Source Code | N | Y |
| WebAssembly Source Code | WAT | Source Code | N | Y |
| WebIDL Source Code | WEBIDL | Source Code | N | Y |
| X10 Source Code | X10 | Source Code | N | Y |
| XQuery Source Code | XQM | Source Code | N | Y |
| Xojo Source Code | | Source Code | N | Y |
| Xtend Source Code | XTEND | Source Code | N | Y |
| YANG Source Code | YANG | Source Code | N | Y |
| Zephir Source Code | ZEP | Source Code | N | Y |
| eC Source Code | EC | Source Code | N | Y |
| reStructuredText Source Code | | Source Code | N | Y |
| xBase Source Code | | Source Code | N | Y |
| Grasshopper GHX format | GHX | Design | Y | Y |
| Apple iBooks format | IBOOKS | Word Processor | Y | Y |
| Adobe PDF XML Forms Data Format | XFDF | Word Processor | Y | Y |
| ChemDraw CDXML format | CDXML | Scientific | Y | Y |
| Apache Avro binary format | AVRO | Miscellaneous | N | Y |
| GDSII data format | GDS, GDS2 | Design | N | Y |
| Microsoft ActiveMime (mso) documents | MSO | Miscellaneous | N | Y |
| Atom Syndication Format | ATOM | Text | Y | Y |
| RSS syndication XML format | RSS | Text | N | Y |
| Synchonized Multimedia Integration Language (SMIL) XML format | SMIL | Word Processor | Y | Y |
| Extensible Stylesheet Language Transformations (XSLT) format | XSL, XSLT | Word Processor | Y | Y |
| XML Shareable Playlist Format (XSPF) | XSPF | Word Processor | Y | Y |
| FictionBook e-book XML format | FB2 | Desktop Publishing | Y | Y |
| RDF/XML format | RDF | Word Processor | Y | Y |
| Really Simple Discovery (RSD) XML format | RSD | Word Processor | Y | Y |
| Systems Biology Markup Language (SBML) XML format | SBML | Word Processor | Y | Y |
| Search/Retrieve via URL (SRU) XML format | SRU | Word Processor | Y | Y |
| Speech Synthesis Markup Language (SSML) XML format | SSML | Word Processor | Y | Y |
| Pronunciation Lexicon Specification (PLS) XML format | PLS | Word Processor | Y | Y |
| Text Encoding Initiative (TEI) XML format | TEI | Word Processor | Y | Y |
| Metadata Encoding and Transmission Standard (METS) XML format | METS | Word Processor | Y | Y |
| Metadata Object Description Schema (MODS) XML format | MODS | Word Processor | Y | Y |
| Metalink XML format | METALINK | Word Processor | Y | Y |
| Open eBook (OEBPS) XML format | OPF | Desktop Publishing | Y | Y |
| Speech Recognition Grammar Specification (SRGS) XML format | SRGS, GRXML | Word Processor | Y | Y |
| SPARQL Query Results XML format | SRX | Word Processor | Y | Y |
| Adobe XML Data Package format | XDP | Word Processor | Y | Y |
| e-Szigno | ES3 | Word Processor | Y | Y |
| Mozilla XML User Interface Language (XUL) XML format | XUL | Word Processor | Y | Y |
| Synchronization Markup Language (SyncML) XML format | XML | Word Processor | Y | Y |
| VoiceXML (VXML) XML format | VXML | Word Processor | Y | Y |
| Collada Digital Asset Exchange (DAE) format | DAE | Design | Y | Y |
| YIN XML format | YIN | Word Processor | Y | Y |
| Windows Audio playlist format | WAX | Audio | Y | Y |
| Chemical Markup Language (CML) XML format | CML | Scientific | Y | Y |
| Visualization Toolkit VTK XML format | VTI, VTP, VTR, VTS, VTU, PVTI, PVTP, PVTR, PVTS, PVTU | Image (Vector) | Y | Y |
| Machine-Readable Cataloging (MARC) XML format | XML | Word Processor | Y | Y |
| OpenDocument format (OpenOffice 1/StarOffice 6.7) Drawing XML | SXD | Design | Y | Y |
| ODF Text Master | ODM | Word Processor | Y | Y |
| ODF Text Web | OTH | Word Processor | Y | Y |
| ODF Drawing/Graphics Template | OTG | Design | Y | Y |
| ODF Presentation Template | OTP | Presentation | Y | Y |
| ODF Spreadsheet Template | OTS | Spreadsheet | Y | Y |
| ODF Text Template | OTT | Word Processor | Y | Y |
| Java Network Launching Protocol | JNLP | Word Processor | Y | Y |
| XAML Browser Application (XBAP) format | XBAP | Binary and Executable | Y | Y |
| Extensible Data Format (XDF) XML format | XDF | Word Processor | Y | Y |
| MXML UI markup language XML format | MXML | Word Processor | Y | Y |
| MusicXML format | MXL | Archive and Compressed | Y | Y |
| OneNote Alternative Packaging Format | | Word Processor | N | Y |
| Rights Management Services (RMS)-protected format | PFILE, PPDF, PJPG, PTXT | Archive and Compressed | Y | Y |
| Adobe Portfolio PDF File | PDF | Word Processor | Y | Y |
| Microsoft Systems Center Operation Manager (SCOM) management pack MPX format | MPX | Miscellaneous | Y | Y |
| JavaView XML (JVX) format | JVX | Design | Y | Y |
| Microsoft Word for Macintosh (version 4,5) | DOC | Word Processor | Y | Y |
| WordPerfect (version 5) | WOP, DOC | Word Processor | P | Y |
| WordPerfect (version 6 and higher) | WPD | Word Processor | P | Y |
| ESRI GIS World file | BPW, GFW, JGW, J2W, PGW, SDW, TFW, WLD | GIS (Geospatial) | N | Y |
| Hangul HWPX document | HWPX | Word Processor | N | Y |
| Animated Portable Network Graphics (Animated-PNG) | APNG, PNG | Video | Y | Y |
| Precision Graphics Markup Language | PGML | Image (Vector) | Y | Y |
| Additive manufacturing file format (AMF) document | AMF | Design | Y | Y |
| Scribe markup language and word processing system | MSS | Word Processor | N | Y |
| Tab-separated values (TSV) file | TSV, TAB | Spreadsheet | N | Y |
| WordStar for Windows file | WSD | Word Processor | N | Y |
| AbiWord document | ABW | Word Processor | Y | Y |
| Psion EPOC Word document | PSI, PSITEXT | Word Processor | N | Y |
| Psion EPOC TextEd file | | Text | N | Y |
| Psion EPOC Database | | Database | N | Y |
| Psion 3 Word document | WRD | Word Processor | N | Y |
| Psion 3 Sheet spreadsheet | SPR | Spreadsheet | N | Y |
| PalmOS Quickword document | PRC | Word Processor | Y | Y |
| TealMeal PalmOS database | PDB | Database | Y | Y |
| PalmOS SuperMemo document | KNO, PDB | Word Processor | Y | Y |
| Uniform Office Format document | UOF | Word Processor | Y | Y |
| Uniform Office Format word processing document | UOF, UOT | Word Processor | Y | Y |
| Uniform Office Format word processing document, zip format | UOF, UOT | Word Processor | N | Y |
| Wingz spreadsheet | WKZ | Spreadsheet | N | Y |
| BeagleWorks (later WordPerfect Works) Word Processor document | BW, WPW | Word Processor | N | Y |
| Symantec GreatWorks Word Processor document | | Word Processor | N | Y |
| XML Localization Interchange File Format (XLIFF) | XLF | Text | Y | Y |
| Extensible Business Reporting Language (XBRL) | XBRL | Text | Y | Y |
| Microsoft Assistance Markup Language | AML | Word Processor | Y | Y |
| Symbol Dynamics EXP document | WXP | Scientific | N | Y |
| ChiWriter document (up to version 3) | CHI | Analytics | N | Y |
| PC-Outline document | PCO | Word Processor | N | Y |
| LyX document | LYX | Word Processor | N | Y |
| Mathcad XMCD document | XMCD | Analytics | Y | Y |
| PFS First Choice word-processing document | DOC | Word Processor | N | Y |
| PFS Professional Write document | PFS | Word Processor | N | Y |
| Apache Parquet document | PARQUET | Database | Y | Y |
| SubRip Text (STT) subtitles document | SRT | Word Processor | N | Y |
| Apache ORC (Optimized Row Columnar) data | ORC | Database | N | Y |
| iWork 2013 password-protected document | PAGES, NUMBERS, KEY | Word Processor | Y | Y |
| XSL Formatting Object (XSL-FO) | FO, XLSFO | Word Processor | Y | Y |
| Consolidated CDA document | XML | Word Processor | Y | Y |
| Timed Text Markup Language (TTML) document | TTML | Text | Y | Y |
| Internal mail file produced by KeyView extraction from a mail container format | MAIL | Communication | N | Y |
| JSON document | JSON | Text | N | Y |
| Minitab worksheet v5-6 | MTW | Analytics | N | Y |
| NIST-ITL standard data | XML | Scientific | Y | Y |
| XML Common Biometric Format | XML | Scientific | Y | Y |
| Symbol Dynamics EXP v5+ document | WXP | Analytics | N | Y |
| Kingsoft WPS Office Writer | WPS, DOC | Word Processor | Y | Y |
| Kingsoft WPS Office Presentation | DPS, PPT | Presentation | P | Y |
| Kingsoft WPS Office Spreadsheet | ET, XLS | Spreadsheet | Y | Y |
| Hancom Office Cell 2010 document | CELL | Spreadsheet | Y | Y |
| HP Printer Control Language XL (PCL XL) | PRX, PRN | Image (Vector) | N | Y |
| Synchronized Accessible Media Interchange (SAMI) subtitle document | SMI, SAMI | Word Processor | Y | Y |
| Autodesk EAGLE XML library | BRD, DBL, LBR, SCH | Design | Y | Y |
| GNOME GNumeric document | GNUMERIC | Spreadsheet | Y | Y |
| Microsoft SQL Server Report Definition Language (RDL) document | RDL | Database | Y | Y |
| Microsoft SQL Server Shared Dataset (RSD) document | RSD | Database | Y | Y |
| Microsoft SQL Server Shared Report Data Source (RDS) document | RDS | Database | Y | Y |
| Microsoft Windows Script File (WSF) | WSF | Binary and Executable | Y | Y |
| Microsoft OneNote Table of Contents | ONETOC2 | Word Processor | N | Y |
| Clarion TopSpeed Data file | TPS | Spreadsheet | Y | Y |
| ISO 19139 Geographic Information Metadata | ISO19139 | GIS (Geospatial) | Y | Y |
| Microsoft Office Graph file | GRA, XLS | Spreadsheet | Y | Y |
| Tiled TMX map format | TMX | GIS (Geospatial) | Y | Y |
| Tiled TSX map format | TSX | GIS (Geospatial) | Y | Y |
| Translation Memory eXchange | TMX | Database | Y | Y |
| Directory Interchange Format (DIF) | DIF | Scientific | Y | Y |
| askSam database | ASK | Database | N | Y |
| Industry Foundation Classes (IFC) XML document | IFCXML | Design | Y | Y |
| Microsoft Process Monitor (XML) log | XML | Database | Y | Y |
| ISO 20022 document | XML | Miscellaneous | Y | Y |
| FpML (Financial products Markup Language) document | | Miscellaneous | Y | Y |
| Yozosoft Yozo Office file | EIO, EIT | Word Processor | N | Y |
| ONIX Message | | Word Processor | Y | Y |
| LEDES Budgeting XML document | | Word Processor | Y | Y |
| LEDES eBilling v2000 XML document | | Word Processor | Y | Y |
| LEDES Intellectual Property Matter Management (IPMM) XML document | | Word Processor | Y | Y |
| LEDES Timekeeper XML document | | Word Processor | Y | Y |
| Microsoft Word (97-2003) AutoRecover file | ASD | Word Processor | Y | Y |
| Fritzing Software XML file | FZ, FZB, FZP | Design | Y | Y |
| Design Web Format XPS (DWFX) document | DWFX | Design | Y | Y |
| Pipe-separated values document | PSV | Spreadsheet | N | Y |
| Sequence Alignment/Map BAM Index (BAI) | BAI | Scientific | N | Y |
| CellML document | CELLML | Scientific | Y | Y |
| Ecological Metadata Language document | EML | Scientific | Y | Y |
| European Molecular Biology Laboratory DNA sequence | EMBL | Scientific | N | Y |
| NeXML data | NEXML | Scientific | Y | Y |
| Extensible Data Model and Format (XDMF) | XMF, XDMF | Scientific | Y | Y |
| Lotus Manuscript document | DOC | Word Processor | N | Y |
| XML Markup Session (XMS) | XMS | Word Processor | Y | Y |
| Product Lifecycle Management XML (PLMXML) | PLMXML | Word Processor | Y | Y |
| NI DIAdem document | TDM, TDV | Design | Y | Y |
| Predictive Model Markup Language (PMML) | | Word Processor | Y | Y |
| AppleWorks GS document | | Word Processor | N | Y |
| Apache Arrow Feather (v1) data | FEATHER | Database | Y | Y |
| Apache Arrow Feather (v2) data | FEATHER | Database | Y | Y |
| Aspen HYSYS Simulation Case (XML) | | Scientific | Y | Y |
| Microsoft Windows Script Component | WSC | Word Processor | Y | Y |
| IBM Works word processor document | LWP | Word Processor | N | Y |
| InterBase DTA database | DTA | Database | N | Y |
| Xerox InterPress document | IP, IP2 | Word Processor | N | Y |
| NewAge help file | HLP | Word Processor | N | Y |
| RISC OS BBC BASIC source code | | Source Code | N | Y |
| Innovative Software Smart Software document | DOC | Word Processor | N | Y |
| StarOffice StarWriter document | SDW, VOR | Word Processor | N | Y |
| Sundial Systems Clearlook document | CTX | Word Processor | N | Y |
| WinAsks Editor questionnaire | WA, WAP | Word Processor | N | Y |
| WinWorks word processor document | WPD, WPT | Word Processor | N | Y |
| XCAF (Extended CASCADE Technology Application Framework) XML document | | Design | Y | Y |
| Extensible Rights Markup Language (XRML) document | | Text | Y | Y |
| Semicolon-separated values document | | Spreadsheet | N | Y |
| CompuServe Information Manager message | PLX | Text | N | Y |
| Javelin Software case study | CAS | Spreadsheet | N | Y |
| Microsoft Excel Workbook (version 4-5) | XLW | Spreadsheet | Y | Y |
