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