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All extensions
- syntax-highlight — rendered with syntax highlighting (1435)
- special-renderer — a dedicated preview card (456)
- native-sufficient — macOS Quick Look already handles it (115)
- not-a-file — not a standalone file: URI schemes, container atoms, system artifacts (46); documented for reference, nothing to preview
- gap — not yet supported; the honest backlog (3031)
long-tail (500)
.blender— Blender scene Not yet supportedrare.blorb— Blorb resource file for interactive fiction, wraps story data and media Not yet supportedrare.bm— X11 bitmap image file, monochrome bitmap data for the X Window System Not yet supportedrare.BM3— BM3 data format Not yet supportedrare.bmf— bmf data format Not yet supportedrare.bmi— Autodesk 3ds Max plugin module, extends the 3ds Max application Not yet supportedrare.bmk— bmk data format Not yet supportedrare.board— board data format Not yet supportedrare.book— Adobe FrameMaker book file, lists chapters of a structured document Not yet supportedrare.box— box data format Not yet supportedrare.boz— Bzip2 compressed archive, binary, extracted with bzip2 Not yet supportedrare.bpk— bpk data format Not yet supportedrare.bps— BPS patch Not yet supportedrare.br— Brotli archive Not yet supportedrare.BR7— BR7 data format Not yet supportedrare.brt— brt data format Not yet supportedrare.bsdiff— Binary differences between files Not yet supportedrare.BSK— BSK data format Not yet supportedrare.BSP— Quake-engine compiled map, binary space partition level geometry Not yet supportedrare.btif— btif data format Not yet supportedrare.bufr— BUFR meteorological data file, binary format used by weather services Not yet supportedrare.bunch— Bunch macOS automation configuration, plain text, opened by the Bunch app Not yet supportedrare.bup— Backup of a DVD info file, duplicate of the DVD's IFO navigation data Not yet supportedrare.bw— bw data format Not yet supportedrare.BYU— BYU polygonal mesh file, 3D geometry exchange format Not yet supportedrare.bzip2— Bzip2 compressed file, binary, decompressed with bzip2 Not yet supportedrare.C--— C-- portable intermediate-level compiler language source Not yet supportedrare.c11amc— CartoMobile configuration file, XML settings for the CartoMobile app Not yet supportedrare.c11amz— CartoMobile configuration package, bundled map settings for CartoMobile Not yet supportedrare.c32— Syslinux COM32 boot module, binary extension for the SYSLINUX bootloader Not yet supportedrare.c4d— Cinema 4D 3D scene file, model and animation data for Maxon Cinema 4D Not yet supportedrare.c4f— c4f data format Not yet supportedrare.c4g— c4g data format Not yet supportedrare.c4p— c4p data format Not yet supportedrare.c4u— c4u data format Not yet supportedrare.cacerts— Java keystore Not yet supportedrare.caction— caction data format Not yet supportedrare.cag— Microsoft Clip Gallery file, stores clip art collections for Office Not yet supportedrare.can3— can3 data format Not yet supportedrare.cap— Network packet capture Not yet supportedrare.car— Archive used for storing and transporting IPLD Not yet supportedrare.cat— Windows security catalog Not yet supportedrare.cbd— cbd data format Not yet supportedrare.cboard— cboard data format Not yet supportedrare.cbt— Comic book archive Not yet supportedrare.ccd— CloneCD Control Not yet supportedniche.cci— Nintendo 3DS ROM Not yet supportedcommon.ccmx— CCMX color correction file Not yet supportedrare.cct— Macromedia Director cast file, binary media data for Director movies Not yet supportedrare.ccx— Corel compressed image file, binary graphics data for Corel applications Not yet supportedrare.CD— CD data format Not yet supportedrare.cdbcmsg— cdbcmsg data format Not yet supportedrare.cdi— Padus DiscJuggler CD image Not yet supportedrare.cdkey— Product key file, stores a software license activation code Not yet supportedrare.cdmia— CDMI cloud data management capability document, JSON Not yet supportedrare.cdmic— CDMI cloud storage container description, JSON Not yet supportedrare.cdmid— CDMI cloud storage domain description, JSON Not yet supportedrare.cdmio— CDMI cloud storage object, JSON data in the CDMI standard Not yet supportedrare.cdmiq— CDMI cloud storage queue description, JSON Not yet supportedrare.cdrt— CorelDRAW drawing template, opened by the CorelDRAW vector graphics editor Not yet supportedrare.cdt— CorelDRAW template file, preset layout for CorelDRAW documents Not yet supportedrare.cdx— ChemDraw chemical structure file, stores molecular diagrams Not yet supportedrare.cdy— cdy data format Not yet supportedrare.cert— X.509 certificate Not yet supportedrare.cfp— cfp data format Not yet supportedrare.cfr— cfr data format Not yet supportedrare.cgb— Game Boy Color ROM Not yet supportedrare.ch8— CHIP-8 program Not yet supportedrare.chat— Chat session log, plain text record of conversation messages Not yet supportedrare.chd— Compressed Hunks of Data Not yet supportedcommon.chrt— KChart chart Not yet supportedrare.cia— Nintendo 3DS ROM Not yet supportedcommon.cii— cii data format Not yet supportedrare.cis— cis data format Not yet supportedrare.ciso— Compressed ISO disk image, shrunk console game image Not yet supportedrare.cit— cit data format Not yet supportedrare.cl4— cl4 data format Not yet supportedrare.cla— cla data format Not yet supportedrare.clamtmp— ClamAV temporary file, scratch data created by the antivirus scanner Not yet supportedrare.cld— cld data format Not yet supportedrare.clkk— Crick Clicker keyboard resource, accessibility learning software data Not yet supportedrare.clkp— Crick Clicker palette resource, accessibility learning software data Not yet supportedrare.clkt— Crick Clicker template resource, accessibility learning software data Not yet supportedrare.clkw— Crick Clicker word bank resource, vocabulary lists for Clicker software Not yet supportedrare.clkx— Crick Clicker activity resource, grid data for the Clicker learning app Not yet supportedrare.cmc— cmc data format Not yet supportedrare.cmdf— CrystalMaker data format file, crystal structure data Not yet supportedrare.cmo3— Live2D Cubism 3 model file, rigged character art for animation Not yet supportedrare.cmx— Corel Presentation Exchange vector image, CorelDRAW illustration data Not yet supportedrare.CNOFF— CNOFF data format Not yet supportedrare.cnt— Windows Help contents file, lists topics for a help file's table of contents Not yet supportedrare.cod— cod data format Not yet supportedrare.coderequirement— macOS code requirement policy, plain text, evaluated by codesign and Gatekeeper Not yet supportedrare.COFF— COFF common object file format, compiled object code Not yet supportedrare.COL— COL data format Not yet supportedrare.CONFIG— Generic configuration file, plain text application settings Not yet supportedrare.cpc— Cartesian Perceptual Compression image, compressed black-and-white document scans Not yet supportedrare.cph— cph data format Not yet supportedrare.cpio.gz— CPIO archive Not yet supportedrare.cpl— Windows or DOS program Not yet supportedrare.cpt— Corel PHOTO-PAINT image file, bitmap graphics for Corel applications Not yet supportedrare.cpx— cpx data format Not yet supportedrare.CRAFT— CRAFT data format Not yet supportedrare.crd— Cardfile data file, address and note cards from the classic Windows Cardfile app Not yet supportedrare.crdownload— Partially downloaded file Not yet supportedrare.crl— Certificate revocation list Not yet supportedrare.crm— crm data format Not yet supportedrare.crs— crs data format Not yet supportedrare.crwebloc— Chromium web location file, stores a saved URL shortcut Not yet supportedrare.cryptonote— cryptonote data format Not yet supportedrare.csp— csp data format Not yet supportedrare.cst— cst data format Not yet supportedrare.ctrl— ctrl data format Not yet supportedrare.cub— cub data format Not yet supportedrare.cud— cud data format Not yet supportedrare.curl— Curl applet source, client-side web program in the Curl language Not yet supportedrare.cvd— ClamAV virus signature database, malware definitions for the antivirus Not yet supportedrare.cww— cww data format Not yet supportedrare.cxt— Macromedia Director protected cast, packaged Director media asset Not yet supportedrare.cyberducklicense— Cyberduck license file, activates the Cyberduck file transfer app Not yet supportedrare.cyberduckprofile— Cyberduck connection profile, preset server settings for the FTP client Not yet supportedrare.cyberducksegment— Cyberduck file-transfer client partial download segment for incomplete transfers Not yet supportedrare.cyberducktransfer— Cyberduck transfer file, records in-progress downloads for the FTP client Not yet supportedrare.d40— Didaktik D40/D80 floppy disk image Not yet supportedrare.d64— Commodore 1571 floppy disk image Not yet supportedrare.d71— Commodore 1571 floppy disk image Not yet supportedrare.d80— Commodore 8050 floppy disk image Not yet supportedrare.d81— Commodore 1581 floppy disk image Not yet supportedrare.d82— Commodore 8250 floppy disk image Not yet supportedrare.d90— Commodore D9090/D9060 hard disk image Not yet supportedrare.DAA— PowerISO Direct Access Archive disk image Not yet supportedrare.daf— daf data format Not yet supportedrare.dar— DAR archive Not yet supportedrare.dat— Generic data file, contents depend on the application that created it Not yet supportedrare.dataless— Dataless SEED volume, seismic station metadata for geophysics software Not yet supportedrare.dav— dav data format Not yet supportedrare.davmount— WebDAV mount document, XML that opens a WebDAV resource on the desktop Not yet supportedrare.DBA— DBA data format Not yet supportedrare.dbc— dbc data format Not yet supportedrare.dbd— dbd data format Not yet supportedrare.dbe— dbe data format Not yet supportedrare.DBG— DBG data format Not yet supportedrare.dbk— DocBook document Not yet supportedrare.dbpf— DBPF game resource archive, packaged data used in EA games like The Sims Not yet supportedrare.dbt— dBASE memo file, text notes linked to dBASE database records Not yet supportedrare.dbx— Outlook Express mailbox file, stored email messages and folders Not yet supportedrare.dc42— DiskCopy 4.2 disk image, archival Macintosh floppy image Not yet supportedrare.dcs— Desktop Color Separations image, print-ready Photoshop separation file Not yet supportedrare.dcurl— dcurl data format Not yet supportedrare.dcx— ZSoft DCX multi-page fax image, a PCX bitmap container Not yet supportedrare.dd— D language documentation source in Ddoc markup, built with the D toolchain Not yet supportedrare.dd2— dd2 data format Not yet supportedrare.ddd— ddd data format Not yet supportedrare.deck— deck data format Not yet supportedrare.definition— definition data format Not yet supportedrare.defs— defs data format Not yet supportedrare.deltaskin— Delta emulator skin file, custom appearance theme for the Delta app Not yet supportedrare.deploy— deploy data format Not yet supportedrare.des— des data format Not yet supportedrare.deskthemepack— Windows desktop theme pack, bundled wallpapers and sounds for personalization Not yet supportedrare.dev— dev data format Not yet supportedrare.devicemetadata-ms— Windows device metadata package, info for the Devices and Printers panel Not yet supportedrare.dfac— dfac data format Not yet supportedrare.dfu— DFU firmware image, device firmware update package for flashing hardware Not yet supportedrare.dgc— dgc data format Not yet supportedrare.dia— Dia diagram Not yet supportedrare.diagcab— Windows diagnostic troubleshooting package, scripted repair in a cabinet Not yet supportedrare.dic— Dictionary word list, plain text terms used for spell checking Not yet supportedrare.dicf— dicf data format Not yet supportedrare.dicom— DICOM medical imaging file, scans and metadata for radiology software Not yet supportedrare.dicomdir— DICOM image Not yet supportedrare.dict— Dictionary file, word lists or translations for lookup software Not yet supportedrare.dir— dir data format Not yet supportedrare.DIRED— DIRED data format Not yet supportedrare.dis— dis data format Not yet supportedrare.dist— dist data format Not yet supportedrare.distz— distz data format Not yet supportedrare.dms— Amiga DiskMasher compressed archive, packed Amiga data Not yet supportedrare.DN— DN data format Not yet supportedrare.dna— SnapGene DNA sequence file, plasmid and cloning data for molecular biology Not yet supportedrare.docbook— DocBook document Not yet supportedrare.doccarchive— Xcode documentation archive, compiled Swift docs for the docc tool Not yet supportedrare.docset— Documentation bundle, HTML reference docs indexed by tools like Dash Not yet supportedrare.dos— dos data format Not yet supportedrare.dp— dp data format Not yet supportedrare.DPFHTML— DPFHTML data format Not yet supportedrare.DPFSTICKERS— DPFSTICKERS data format Not yet supportedrare.dpst— dpst data format Not yet supportedrare.dra— dra data format Not yet supportedrare.DRC— Google Draco compressed 3D mesh, geometry codec output Not yet supportedrare.drs— drs data format Not yet supportedrare.drv— Windows or DOS program Not yet supportedrare.ds— ds data format Not yet supportedrare.DSA— DSA data format Not yet supportedrare.dsk— Amstrad CPC/ZX Spectrum DSK floppy disk image Not yet supportedrare.dssc— DSSC file, cryptographic algorithm suitability policy in DER encoding Not yet supportedrare.dtp— dtp data format Not yet supportedrare.dtsz— dtsz data format Not yet supportedrare.duck— Cyberduck bookmark file, saved connection for the file transfer client Not yet supportedrare.dvb— dvb data format Not yet supportedrare.dvi— TeX DVI document Not yet supportedrare.dvi.bz2— TeX DVI document Not yet supportedrare.dvi.gz— TeX DVI document Not yet supportedrare.dvticonspec— Xcode IDE icon specification, plist mapping icons for the developer tools Not yet supportedrare.dvtplugin— Xcode IDE plugin bundle, extensions for the Apple developer tools Not yet supportedrare.DX— DX data format Not yet supportedrare.dxp— dxp data format Not yet supportedrare.dxr— Macromedia Director protected movie, non-editable Director projector Not yet supportedrare.dz— dz data format Not yet supportedrare.E00— ESRI ArcInfo interchange export file, plain text GIS vector data Not yet supportedrare.e01— EnCase evidence file, forensic disk image with checksums for legal use Not yet supportedrare.e02— EnCase evidence file segment, second part of a forensic disk image Not yet supportedrare.E2D— E2D data format Not yet supportedrare.EBD— EBD data format Not yet supportedrare.ECC— dvdisaster error-correction data, protects a disc image against decay Not yet supportedrare.ecelp4800— Nuera ECELP 4800bps speech audio sample, media type audio/vnd.nuera.ecelp4800 Not yet supportedrare.ecelp7470— Nuera ECELP 7470bps speech audio sample, media type audio/vnd.nuera.ecelp7470 Not yet supportedrare.ecelp9600— Nuera ECELP 9600bps speech audio sample, media type audio/vnd.nuera.ecelp9600 Not yet supportedrare.ecma— ecma data format Not yet supportedrare.EDE— EDE data format Not yet supportedrare.edm— edm data format Not yet supportedrare.edx— edx data format Not yet supportedrare.efi— Windows or EFI program Not yet supportedrare.efif— efif data format Not yet supportedrare.egon— Egon Animator animation Not yet supportedrare.ehthumbs_vista.db— Microsoft Windows Thumbnail Cache Not yet supportedrare.ehthumbs.db— Microsoft Windows Thumbnail Cache Not yet supportedrare.ei6— ei6 data format Not yet supportedrare.EIS— EIS data format Not yet supportedrare.elc— Compiled Emacs Lisp bytecode produced from .el source, loaded by Emacs Not yet supportedrare.EMAIL— Saved email message, plain text RFC 822 format Not yet supportedrare.EMAKER— EMAKER data format Not yet supportedrare.emma— EMMA multimodal annotation document, XML for speech recognition results Not yet supportedrare.emp— eMusic download package Not yet supportedrare.enex— Evernote export file, XML archive of notes and attachments Not yet supportedrare.eng— eng data format Not yet supportedrare.ent— XML entities document Not yet supportedrare.eol— EOL synthesized audio file, from the audio/vnd.digital-winds MIME registry Not yet supportedrare.EP— EP data format Not yet supportedrare.epa— epa data format Not yet supportedrare.ept— EPS image with TIFF preview, printable vector graphics wrapper Not yet supportedrare.eris— ERIS Link Not yet supportedrare.es3— es3 data format Not yet supportedrare.esa— esa data format Not yet supportedrare.escn— Godot Engine scene Not yet supportedrare.ESCPCB— ESCPCB data format Not yet supportedrare.ESCSCH— ESCSCH data format Not yet supportedrare.esf— esf data format Not yet supportedrare.et3— et3 data format Not yet supportedrare.etheme— Enlightenment theme Not yet supportedrare.etl— Windows Event Trace Log, tracing data recorded by ETW for diagnostics Not yet supportedrare.EU4— Europa Universalis IV saved game data, opened by the Paradox Interactive game Not yet supportedrare.eva— EVA drawing file, vector graphics in the application/eva MIME format Not yet supportedrare.eval— eval data format Not yet supportedrare.EVT— Windows Event Log file, legacy Event Viewer diagnostic data Not yet supportedrare.evy— Envoy portable document file, WordPerfect Envoy published document Not yet supportedrare.exi— Efficient XML Interchange file, binary-compressed XML data Not yet supportedrare.exp— Linker export file, lists DLL symbols for the MSVC linker Not yet supportedrare.export— export data format Not yet supportedrare.ext— ext data format Not yet supportedrare.ez— ATK inset Not yet supportedrare.ez2— EZPix photo album file, image collection for EZPix secure photo album software Not yet supportedrare.ez3— EZPix photo package file, bundled images from EZPix photo album software Not yet supportedrare.F18— F18 data format Not yet supportedrare.F4— F4 data format Not yet supportedrare.fab— fab data format Not yet supportedrare.face— User account face icon image shown by Linux desktop login managers Not yet supportedrare.FB— FB data format Not yet supportedrare.fbk— FileMaker Pro backup file, archived copy of a FileMaker database Not yet supportedrare.fc— SELinux file context policy definitions mapping path patterns to labels Not yet supportedrare.fcdt— fcdt data format Not yet supportedrare.FCHK— Gaussian formatted checkpoint file, plain text quantum chemistry data Not yet supportedrare.fco— fco data format Not yet supportedrare.fcs— Flow Cytometry Standard file, cytometry experiment data for biology analysis Not yet supportedrare.fd— Floppy disk image Not yet supportedrare.fds— Nintendo FDS disk image Not yet supportedrare.fe_launch— FCS Express layout link file, references a flow cytometry analysis layout Not yet supportedrare.FFAPX— FFAPX data format Not yet supportedrare.ffil— ffil data format Not yet supportedrare.fg5— fg5 data format Not yet supportedrare.fgd— Forge Game Data file, entity definitions for Valve map editors Not yet supportedrare.fh— Macromedia FreeHand vector drawing, graphics document Not yet supportedrare.fh4— Macromedia FreeHand 4 drawing, vector graphics document Not yet supportedrare.fh5— Macromedia FreeHand 5 drawing, vector graphics document Not yet supportedrare.fh7— Macromedia FreeHand 7 drawing, vector graphics document Not yet supportedrare.fhc— Macromedia FreeHand compressed drawing, vector graphics document Not yet supportedrare.fil— fil data format Not yet supportedrare.fj3— fj3 data format Not yet supportedrare.fl— FLTK Fluid file Not yet supportedrare.FLAME— Fractal flame parameter file, XML read by Apophysis Not yet supportedrare.flatpak— Flatpak application bundle Not yet supportedrare.flatpakrepo— Flatpak repository description Not yet supportedrare.flo— flo data format Not yet supportedrare.flw— Kivio flowchart Not yet supportedrare.flx— Felix programming language source, plain text, run by the Felix toolchain Not yet supportedrare.fly— Fly source file, markup from the text/vnd.fly MIME registry Not yet supportedrare.fm— Adobe FrameMaker document Not yet supportedrare.fm3— fm3 data format Not yet supportedrare.fmadapter— fmadapter data format Not yet supportedrare.FMF— FMF data format Not yet supportedrare.FMU— Functional Mock-up Unit simulation model, zip container for co-simulation Not yet supportedrare.FNI— FNI data format Not yet supportedrare.FNX— FNX data format Not yet supportedrare.font— Generic font file, typeface data loaded by the operating system Not yet supportedrare.fossil— Fossil repository file, version-control database for the Fossil SCM Not yet supportedrare.fot— Old Windows font file, metadata pointing to a raster font Not yet supportedrare.fpt— Visual FoxPro memo file, text notes linked to FoxPro table records Not yet supportedrare.fragment— fragment data format Not yet supportedrare.fragsh— fragsh data format Not yet supportedrare.frame— Adobe FrameMaker document, structured publishing file Not yet supportedrare.framemif— FrameMaker MIF file, Maker Interchange Format for document exchange Not yet supportedrare.FREQ— Gaussian frequency analysis output, plain text quantum chemistry data Not yet supportedrare.FRQ7— FRQ7 data format Not yet supportedrare.fsc— fsc data format Not yet supportedrare.fsl— fsl data format Not yet supportedrare.fslckout— Fossil checkout database, local working state for the Fossil SCM Not yet supportedrare.ftc— ftc data format Not yet supportedrare.ftg— ftg data format Not yet supportedrare.fti— fti data format Not yet supportedrare.fts— FITS document Not yet supportedrare.ftw— ftw data format Not yet supportedrare.ful2— ful2 data format Not yet supportedrare.fvt— fvt data format Not yet supportedrare.fxp— VST plugin preset file, saved effect settings for audio software Not yet supportedrare.fxpl— fxpl data format Not yet supportedrare.fXX— fXX data format Not yet supportedrare.fz— fz data format Not yet supportedrare.fzip— fzip data format Not yet supportedrare.fzs— fzs data format Not yet supportedrare.g2w— g2w data format Not yet supportedrare.g3w— g3w data format Not yet supportedrare.G6— G6 data format Not yet supportedrare.g64— Commodore 1541 floppy disk image Not yet supportedrare.g71— Commodore 1571 floppy disk image Not yet supportedrare.gac— gac data format Not yet supportedrare.gadget— Windows Sidebar gadget, small desktop widget package Not yet supportedrare.gal— gal data format Not yet supportedrare.gam— Generic game data file, saves or assets used by a video game Not yet supportedrare.gamekit— gamekit data format Not yet supportedrare.GBK— GenBank nucleotide sequence record, plain text flat-file bioinformatics format Not yet supportedrare.gbProj— Gambas project data Not yet supportedrare.GBX— GBX data format Not yet supportedrare.gca— GCA archive compressed by the Japanese GCA archiver, extracted by GCA tools Not yet supportedrare.gcm— GameCube ROM Not yet supportedcommon.gdi— GD-ROM image cuesheet Not yet supportedrare.gdl— ArchiCAD Geometric Description Language source defining parametric building objects Not yet supportedrare.GDT— GDT data format Not yet supportedrare.gen— Genesis ROM Not yet supportedrare.geometry— geometry data format Not yet supportedrare.GEOTIFF— GeoTIFF georeferenced raster image, TIFF with embedded map coordinates Not yet supportedrare.gex— gex data format Not yet supportedrare.gg— Game Gear ROM Not yet supportedrare.ggb— GeoGebra math worksheet, a zipped bundle opened by the GeoGebra apps Not yet supportedrare.ggr— GIMP gradient definition, plain text, loaded by the GIMP image editor Not yet supportedrare.ggs— ggs data format Not yet supportedrare.ggt— GeoGebra tool file, a zipped custom-tool bundle loaded by GeoGebra Not yet supportedrare.ghf— ghf data format Not yet supportedrare.gid— Windows Help full-text search index generated from an .hlp file, read by WinHelp Not yet supportedrare.gim— gim data format Not yet supportedrare.gitbundle— Git bundle Not yet supportedrare.gkb— gkb data format Not yet supportedrare.glibb— glibb data format Not yet supportedrare.GMEZ— GMEZ data format Not yet supportedrare.gmk— GNU make build rules, plain text, executed by the make program Not yet supportedrare.gmo— Translated messages Not yet supportedrare.gmon.out— Profiler results Not yet supportedrare.gmp— gmp data format Not yet supportedrare.gnc— GnuCash financial data Not yet supportedrare.gnd— GNUnet search file Not yet supportedrare.gnucash— GnuCash financial data Not yet supportedrare.gnumeric— Gnumeric spreadsheet Not yet supportedrare.GODOT— Godot Engine project or resource file, plain text settings Not yet supportedrare.gph— gph data format Not yet supportedrare.gpl— gnuplot plotting command script, plain text, run by the gnuplot program Not yet supportedrare.gplt— Gnuplot document Not yet supportedrare.gputrace— Xcode GPU capture trace recording Metal commands, opened by the Xcode debugger Not yet supportedrare.gqf— gqf data format Not yet supportedrare.gqs— gqs data format Not yet supportedrare.gra— Graphite scientific graph Not yet supportedrare.gram— gram data format Not yet supportedrare.gramps— Gramps genealogy database export, gzipped XML, opened by the Gramps app Not yet supportedrare.GRAPHML— GraphML graph description format, XML node and edge data Not yet supportedrare.grb— Gurobi optimization model file, binary, read by the Gurobi solver Not yet supportedrare.grb2— Gurobi optimization model file in version 2 format, read by the Gurobi solver Not yet supportedrare.gre— gre data format Not yet supportedrare.GREXLI— GREXLI data format Not yet supportedrare.grib— GRIB gridded meteorological data file, binary, decoded by wgrib and weather tools Not yet supportedrare.grib2— GRIB2 gridded meteorological data file, binary, decoded by wgrib2 and weather tools Not yet supportedrare.GRP— Windows 3.x Program Manager group file, listing program items Not yet supportedrare.grv— grv data format Not yet supportedrare.GSLIDES— Google Slides presentation document, XML Not yet supportedrare.gtdbg— gtdbg data format Not yet supportedrare.gtm— gtm data format Not yet supportedrare.gtw— gtw data format Not yet supportedrare.guide— guide data format Not yet supportedrare.GW— GeneWeb genealogy database source file, plain text imported by GeneWeb Not yet supportedrare.gxc— gxc data format Not yet supportedrare.gxd— gxd data format Not yet supportedrare.GXL— GXL graph exchange language, XML-based software graph format Not yet supportedrare.gxt— Grand Theft Auto subtitle text table, read by GTA games and modding tools Not yet supportedrare.H--— H-- data format Not yet supportedrare.h261— H.261 elementary video stream from the early ITU video codec, decoded by ffmpeg Not yet supportedrare.h263— H.263 elementary video stream from the ITU video codec, decoded by ffmpeg Not yet supportedrare.h4— HDF document Not yet supportedrare.hal— hal data format Not yet supportedrare.hbci— HBCI home-banking data file used with German online banking Not yet supportedrare.hcx— WiFi handshake capture from hcxtools, converted for hashcat password auditing Not yet supportedrare.hdb— hdb data format Not yet supportedrare.hdf4— HDF document Not yet supportedrare.HDI— Anex86 PC-98 emulator hard disk image, raw fixed-disk data Not yet supportedrare.HDMP— Windows user-mode heap dump, debugger diagnostic data Not yet supportedrare.hdt— HDT compressed RDF dataset for semantic-web data, read by HDT libraries Not yet supportedrare.help— help data format Not yet supportedrare.hex— Hexadecimal dump of binary data, viewed or flashed with hex-editing tools Not yet supportedrare.hfe— HFE floppy disk image Not yet supportedrare.hfs— HFS Macintosh disk image, mounted or inspected with disk-image tools Not yet supportedrare.hhp— HTML Help Workshop project file listing help topics, compiled by hhc.exe Not yet supportedrare.HIN— HyperChem molecular structure input, plain text atom coordinates Not yet supportedrare.hlp— WinHelp help file Not yet supportedrare.HOF— HOF data format Not yet supportedrare.HOI4— Hearts of Iron IV game save or mod data, plain text Not yet supportedrare.hpg— HPGL plotter instruction file, plain text, sent to HP pen plotters Not yet supportedrare.hpgl— HPGL file Not yet supportedrare.hpi— Jenkins continuous-integration server plugin archive Not yet supportedrare.hpid— hpid data format Not yet supportedrare.hps— hps data format Not yet supportedrare.hsf— hsf data format Not yet supportedrare.hsi— hsi data format Not yet supportedrare.ht— ht data format Not yet supportedrare.htke— htke data format Not yet supportedrare.HUM— HUM data format Not yet supportedrare.hvd— hvd data format Not yet supportedrare.hvp— hvp data format Not yet supportedrare.hvs— hvs data format Not yet supportedrare.hwl— hwl data format Not yet supportedrare.i2g— i2g data format Not yet supportedrare.iba— Apple iBooks Author book package, edited by the iBooks Author app Not yet supportedrare.ibplugin— Interface Builder plug-in bundle loaded by Xcode Not yet supportedrare.ibt— ibt data format Not yet supportedrare.IC— IC data format Not yet supportedrare.ica— Citrix ICA settings file Not yet supportedrare.icbu— Apple iOS device backup Not yet supportedrare.icon— icon data format Not yet supportedrare.icr— icr data format Not yet supportedrare.icsalarm— calendar alarm data Not yet supportedrare.ide— ide data format Not yet supportedrare.ideplugin— Xcode IDE plug-in bundle loaded by the Xcode IDE Not yet supportedrare.idf— idf data format Not yet supportedrare.ifm— IFM interactive-fiction map source, plain text, compiled by the ifm tool Not yet supportedrare.igl— igl data format Not yet supportedrare.igm— igm data format Not yet supportedrare.igx— igx data format Not yet supportedrare.ii— Preprocessed C++ source produced by the compiler preprocessor, compiled by g++ Not yet supportedrare.iif— QuickBooks IIF interchange file for importing lists and transactions Not yet supportedrare.iig— iig data format Not yet supportedrare.ima— Raw floppy disk image, written to media or mounted with imaging tools Not yet supportedrare.image.db— Microsoft Windows Thumbnail Cache Not yet supportedrare.img.xz— Raw disk image Not yet supportedrare.imgc— imgc data format Not yet supportedrare.imi— imi data format Not yet supportedrare.imn— imn data format Not yet supportedrare.imovielibrary— Apple iMovie library holding events and projects, opened by iMovie Not yet supportedrare.iMovieMobile— Apple iMovie mobile project bundle for iOS, opened by the iMovie app Not yet supportedrare.imovieproject— Apple iMovie editing project, opened by the iMovie app Not yet supportedrare.iMovieTrailer— Apple iMovie trailer project bundle, opened by the iMovie app Not yet supportedrare.imp— imp data format Not yet supportedrare.ims— ims data format Not yet supportedrare.imw— imw data format Not yet supportedrare.in— Autoconf source template with variable placeholders, substituted by configure Not yet supportedrare.index— index data format Not yet supportedrare.info— GNU Info documentation file, viewed with the info reader Not yet supportedrare.instrdst— Apple Instruments destination file recording a trace target, opened by Instruments Not yet supportedrare.instrpkg— Apple Instruments instrument package loaded by the Instruments app Not yet supportedrare.intentdefinition— SiriKit intent definition file declaring app intents and slots, edited in Xcode Not yet supportedrare.IOS— IOS data format Not yet supportedrare.iota— iota data format Not yet supportedrare.ipfix— IPFIX network flow-export records, binary, parsed by flow collectors Not yet supportedrare.ipk— Opkg software package for embedded Linux, installed by ipk-based package managers Not yet supportedrare.ipsw— Apple iOS firmware bundle, flashed or inspected with iTunes and libimobiledevice Not yet supportedrare.ipt— ipt data format Not yet supportedrare.IPTRACE— IPTRACE data format Not yet supportedrare.IQBLOCKS— IQBLOCKS data format Not yet supportedrare.irm— irm data format Not yet supportedrare.irp— irp data format Not yet supportedrare.irs— irs data format Not yet supportedrare.IRX— PlayStation IOP relocatable module, native console driver code Not yet supportedrare.iso9660— Raw CD image Not yet supportedrare.it87— IT 8.7 color calibration file Not yet supportedrare.its— ITS translation file Not yet supportedrare.ivp— ivp data format Not yet supportedrare.ivu— ivu data format Not yet supportedrare.ix— ix data format Not yet supportedrare.j01— j01 data format Not yet supportedrare.j02— j02 data format Not yet supportedrare.ja— ja data format Not yet supportedrare.jam— Jam build-system rules file, plain text, read by the Jam build tool Not yet supportedrare.JBEAM— BeamNG.drive vehicle physics definition, plain text node-beam model Not yet supportedrare.jceks— Java JCE keystore Not yet supportedrare.JCM— JCM data format Not yet supportedrare.JDX— JCAMP-DX spectroscopy data file, plain text scientific exchange Not yet supportedrare