Cosmoscope DB

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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)

  • .jif — JPEG image file, same format as .jpg, opened by any image viewer Not yet supportedrare
  • .jisp — Jabber icon set package Not yet supportedrare
  • .jls — jls data format Not yet supportedrare
  • .jlt — jlt data format Not yet supportedrare
  • .jnlp — JNLP file Not yet supportedrare
  • .joda — joda data format Not yet supportedrare
  • .journal — journal data format Not yet supportedrare
  • .jpgv — Motion JPEG video stream of JPEG frames, media type video/jpeg Not yet supportedrare
  • .jpr — JBuilder project Not yet supportedrare
  • .jrd — JRD document Not yet supportedrare
  • .jsbundle — Packaged JavaScript bundle, typically a React Native app bundle run at startup Not yet supportedrare
  • .jscript — JScript source, Microsoft JavaScript dialect, run by Windows Script Host Not yet supportedrare
  • .json-patch — JSON patch Not yet supportedrare
  • .jsonlz4 — Firefox bookmarks or session data, JSON compressed with LZ4, read by Mozilla tools Not yet supportedrare
  • .jsonml — JsonML document encoding XML markup as JSON arrays Not yet supportedrare
  • .jump — Windows Jump List Not yet supportedcommon
  • .JVX — JavaView geometry exchange format, XML 3D surface data Not yet supportedrare
  • .k7 — Thomson cassette Not yet supportedrare
  • .k9 — k9 data format Not yet supportedrare
  • .k9.ncl — k9.ncl data format Not yet supportedrare
  • .karbon — Karbon14 drawing Not yet supportedrare
  • .kdb — KeePass v1.x KDB database Not yet supportedrare
  • .kdelnk — Desktop entry Not yet supportedrare
  • .kexic — Kexi settings Not yet supportedrare
  • .kexis — Kexi shortcut Not yet supportedrare
  • .KEXTRACTION — KEXTRACTION data format Not yet supportedrare
  • .key-tef — key-tef data format Not yet supportedrare
  • .KFN — KaraFun karaoke song file, packaged audio and lyrics Not yet supportedrare
  • .kfo — KFormula formula Not yet supportedrare
  • .kia — kia data format Not yet supportedrare
  • .kicad_pcb-bak — KiCad PCB layout backup copy made before saving, opened by KiCad Not yet supportedrare
  • .kicad_sch-bak — KiCad schematic backup copy made before saving, opened by KiCad Not yet supportedrare
  • .kil — KIllustrator drawing Not yet supportedrare
  • .kino — SMIL document Not yet supportedrare
  • .kio — KDE KIO API Not yet supportedcommon
  • .kmp — kmp data format Not yet supportedrare
  • .kmx — Keyman compiled keyboard layout for typing custom languages Not yet supportedrare
  • .kmy — KMyMoney personal-finance data file, opened by the KMyMoney app Not yet supportedrare
  • .kne — kne data format Not yet supportedrare
  • .knp — knp data format Not yet supportedrare
  • .knz — knz data format Not yet supportedrare
  • .kon — Kontour drawing Not yet supportedrare
  • .kpdc — kpdc data format Not yet supportedrare
  • .kpf — Komodo IDE project file in XML, opened by Komodo Edit and Komodo IDE Not yet supportedrare
  • .kpm — KPovModeler scene Not yet supportedrare
  • .kpr — KPresenter presentation Not yet supportedrare
  • .kpt — KPresenter presentation Not yet supportedrare
  • .kpxx — kpxx data format Not yet supportedrare
  • .KRABER — KRABER data format Not yet supportedrare
  • .krz — Krita document Not yet supportedrare
  • .ksp — KSpread spreadsheet Not yet supportedrare
  • .kth — kth data format Not yet supportedrare
  • .ktr — Pentaho Kettle ETL transformation definition in XML, run by Spoon and Kitchen Not yet supportedrare
  • .ktz — ktz data format Not yet supportedrare
  • .kud — Kugar document Not yet supportedrare
  • .kwd — KWord document Not yet supportedrare
  • .kwt — KWord document Not yet supportedrare
  • .la — Libtool shared library Not yet supportedrare
  • .LABEL — LABEL data format Not yet supportedrare
  • .lasxml — lasxml data format Not yet supportedrare
  • .lbd — lbd data format Not yet supportedrare
  • .lbe — lbe data format Not yet supportedrare
  • .lbl — lbl data format Not yet supportedrare
  • .lbr — LBR library archive from CP/M and DOS systems, extracted by LBR utilities Not yet supportedrare
  • .LDB — Microsoft Access database lock file, marks a database in use Not yet supportedrare
  • .LDT — EULUMDAT photometric data file, luminaire light distribution Not yet supportedrare
  • .leaf — leaf data format Not yet supportedrare
  • .les — les data format Not yet supportedrare
  • .LGR — LGR data format Not yet supportedrare
  • .lhz — LHZ archive Not yet supportedrare
  • .lif — lif data format Not yet supportedrare
  • .link66 — link66 data format Not yet supportedrare
  • .list — list data format Not yet supportedrare
  • .list3820 — IBM 3820 page printer output in MO:DCA form, media type vnd.ibm.modcap Not yet supportedrare
  • .listafp — IBM AFP print data in MO:DCA form, media type application/vnd.ibm.modcap Not yet supportedrare
  • .lm — lm data format Not yet supportedrare
  • .LMD — LMD data format Not yet supportedrare
  • .lmm — lmm data format Not yet supportedrare
  • .localstorage — Browser localStorage database holding site key-value data, read by the browser Not yet supportedrare
  • .log.sf3 — SF3 Log File Not yet supportedrare
  • .logicx — Apple Logic Pro music project bundle, opened by Logic Pro Not yet supportedrare
  • .lostxml — Location-to-Service Translation protocol data, media type application/lost+xml Not yet supportedrare
  • .lpp — lpp data format Not yet supportedrare
  • .lqr — lqr data format Not yet supportedrare
  • .lrm — lrm data format Not yet supportedrare
  • .lsr — lsr data format Not yet supportedrare
  • .ltf — ltf data format Not yet supportedrare
  • .luks — LUKS Linux encrypted-volume image, opened with cryptsetup Not yet supportedrare
  • .luksVolumeHeaderBackUp — LUKS encryption-header backup created by cryptsetup luksHeaderBackup Not yet supportedrare
  • .lvp — lvp data format Not yet supportedrare
  • .lwfn — Macintosh Type 1 printer font in LWFN resource format, installed in classic Mac OS Not yet supportedrare
  • .lxx — lxx data format Not yet supportedrare
  • .lyx — LyX document Not yet supportedrare
  • .lzop — File compressed with the lzop LZO compressor, decompressed by lzop Not yet supportedrare
  • .lzr — lzr data format Not yet supportedrare
  • .lzs — lzs data format Not yet supportedrare
  • .lzx — LZX compressed archive from Amiga systems, extracted with UnLZX tools Not yet supportedrare
  • .m13 — m13 data format Not yet supportedrare
  • .m14 — m14 data format Not yet supportedrare
  • .m64 — m64 data format Not yet supportedrare
  • .m7 — Thomson Mémo7 cartridge Not yet supportedrare
  • .mab — Markaby script Not yet supportedrare
  • .macbin — MacBinary file wrapping a classic Mac data and resource fork Not yet supportedrare
  • .macp — macp data format Not yet supportedrare
  • .mads — mads data format Not yet supportedrare
  • .mag — MAG Japanese bitmap image from the MAKI-chan graphics format, viewed with retro tools Not yet supportedrare
  • .mainstageGraph — Apple MainStage concert graph component, opened by MainStage Not yet supportedrare
  • .maker — maker data format Not yet supportedrare
  • .maple — Maple mathematics worksheet, opened by the Maple computer-algebra system Not yet supportedrare
  • .mar — Mozilla update archive holding Firefox application updates, applied by the updater Not yet supportedrare
  • .mbc — mbc data format Not yet supportedrare
  • .mbk — dBASE database memo backup file, read by dBASE tools Not yet supportedrare
  • .mc1 — mc1 data format Not yet supportedrare
  • .mcaddon — Minecraft Bedrock add-on pack, imported by Minecraft Not yet supportedrare
  • .mcc — mcc data format Not yet supportedrare
  • .mcd — Mathcad engineering worksheet, opened by PTC Mathcad Not yet supportedrare
  • .mcpack — Minecraft Bedrock resource or behavior pack, imported by Minecraft Not yet supportedrare
  • .mcproject — mcproject data format Not yet supportedrare
  • .mcstructure — Minecraft Bedrock structure saved from a structure block, imported by Minecraft Not yet supportedrare
  • .mctemplate — Minecraft Bedrock world template, imported to start new worlds Not yet supportedrare
  • .mcurl — mcurl data format Not yet supportedrare
  • .mcw — mcw data format Not yet supportedrare
  • .mcworld — Minecraft Bedrock world export, imported by Minecraft to play a saved world Not yet supportedrare
  • .mdf — Disc image storing raw CD or DVD contents, mounted by virtual-drive tools Not yet supportedrare
  • .mdg — mdg data format Not yet supportedrare
  • .mdl — Simulink model definition in MDL text, opened by MATLAB Simulink Not yet supportedrare
  • .mdr — Sinclair Microdrive tape cartridge image Not yet supportedrare
  • .mds — Media Descriptor Not yet supportedniche
  • .mdz — mdz data format Not yet supportedrare
  • .me1 — me1 data format Not yet supportedrare
  • .memgraph — Xcode memory-graph capture of a process heap, analyzed in Xcode Not yet supportedrare
  • .mesh — 3D polygon mesh file, read by mesh viewers and modeling tools Not yet supportedrare
  • .metalink — Metalink file Not yet supportedrare
  • .mets — METS XML metadata describing digital-library objects, read by archival systems Not yet supportedrare
  • .mex — MATLAB MEX compiled binary callable as a function from MATLAB code Not yet supportedrare
  • .mfm — mfm data format Not yet supportedrare
  • .mft — mft data format Not yet supportedrare
  • .mgc — mgc data format Not yet supportedrare
  • .mgf — mgf data format Not yet supportedrare
  • .mgp — MagicPoint presentation Not yet supportedrare
  • .mgt — ZX Spectrum/SAM Coupé MGT floppy disk image Not yet supportedrare
  • .mgz — mgz data format Not yet supportedrare
  • .mht — MHTML web archive Not yet supportedrare
  • .mie — MIE metadata file written by ExifTool to store camera and image metadata Not yet supportedrare
  • .miff — MIFF raster image format native to ImageMagick, read by convert and magick Not yet supportedrare
  • .mig — Mach MIG interface definition compiled into RPC code by the mig tool Not yet supportedrare
  • .migratedaplibrary — Apple Aperture library migrated into Photos, opened by the Photos app Not yet supportedrare
  • .migratedphotolibrary — Apple iPhoto library migrated into Photos, opened by the Photos app Not yet supportedrare
  • .mii — Mii avatar character file from Nintendo consoles and games Not yet supportedrare
  • .mime — MIME-formatted message or multipart body, parsed by mail clients Not yet supportedrare
  • .mkdirectionsrequest — Apple MapKit directions request document saved for route searches Not yet supportedrare
  • .mlarchive — mlarchive data format Not yet supportedrare
  • .mlgp — mlgp data format Not yet supportedrare
  • .mlmodelc — Compiled Core ML model directory loaded by Core ML for on-device inference Not yet supportedrare
  • .mlmodelkey — Core ML model encryption key protecting an encrypted mlmodel, read by Core ML Not yet supportedrare
  • .mlperf — mlperf data format Not yet supportedrare
  • .mlx — MATLAB live script combining code and rich formatted output, opened by MATLAB Not yet supportedrare
  • .mmdf — MMDF mail store with control-A delimited messages, read by mail tools Not yet supportedrare
  • .mml — MathML document Not yet supportedrare
  • .mmm — mmm data format Not yet supportedrare
  • .mmr — mmr data format Not yet supportedrare
  • .mnt — mnt data format Not yet supportedrare
  • .mny — Microsoft Money personal-finance data file, opened by MS Money Not yet supportedrare
  • .mobipocket-ebook — Mobipocket e-book file, opened by Kindle apps and calibre Not yet supportedrare
  • .moc3 — Live2D Cubism 3 model file, rendered by Live2D viewers and games Not yet supportedrare
  • .mode0 — mode0 data format Not yet supportedrare
  • .mode0v3 — mode0v3 data format Not yet supportedrare
  • .mode1 — mode1 data format Not yet supportedrare
  • .mode1v3 — mode1v3 data format Not yet supportedrare
  • .mode2 — mode2 data format Not yet supportedrare
  • .mode2v3 — mode2v3 data format Not yet supportedrare
  • .mode3 — mode3 data format Not yet supportedrare
  • .mode3v3 — mode3v3 data format Not yet supportedrare
  • .mods — MODS bibliographic metadata XML schema used by digital libraries Not yet supportedrare
  • .modulemap — Clang module map describing C APIs as modules, read by the clang compiler Not yet supportedrare
  • .modules — modules data format Not yet supportedrare
  • .moe — moe data format Not yet supportedrare
  • .mop — MOPAC quantum-chemistry input file describing a job, run by the MOPAC program Not yet supportedrare
  • .movpkg — Apple TV HLS streaming download bundle, played by the Apple TV app Not yet supportedrare
  • .moz-extension — Mozilla Extension URI Not yet supportedcommon
  • .mozlz4 — Mozilla data file, JSON compressed with LZ4, read by Firefox tooling Not yet supportedrare
  • .mp4v — MPEG-4 visual elementary video stream, decoded by ffmpeg Not yet supportedrare
  • .mpm — mpm data format Not yet supportedrare
  • .mpn — mpn data format Not yet supportedrare
  • .mpsgraph — Metal Performance Shaders graph data Not yet supportedrare
  • .mpsgraphpackage — Metal Performance Shaders graph package Not yet supportedrare
  • .mpy — MicroPython compiled module loaded by MicroPython runtimes on microcontrollers Not yet supportedrare
  • .mqy — mqy data format Not yet supportedrare
  • .mr — mr data format Not yet supportedrare
  • .mrcx — mrcx data format Not yet supportedrare
  • .mrf — mrf data format Not yet supportedrare
  • .mrs — mrs data format Not yet supportedrare
  • .mrsh — mrsh data format Not yet supportedrare
  • .msa — Atari ST disk image created by Magic Shadow Archiver, mounted by ST emulators Not yet supportedrare
  • .msav — msav data format Not yet supportedrare
  • .msc — Microsoft Management Console snap-in control file, launches admin tools Not yet supportedrare
  • .msch — msch data format Not yet supportedrare
  • .mscml — Media Server Control Markup Language (MSCML) XML, controls SIP media servers Not yet supportedrare
  • .mscz — MuseScore compressed music notation score file Not yet supportedrare
  • .msdl — msdl data format Not yet supportedrare
  • .mseed — miniSEED seismic waveform data, standard format in seismology archives Not yet supportedrare
  • .mseq — mseq data format Not yet supportedrare
  • .msf — Thunderbird mail folder summary file in Mork format Not yet supportedrare
  • .msh — Gmsh finite element mesh file, opened by Gmsh and meshing tools Not yet supportedrare
  • .msixbundle — Windows app store bundle Not yet supportedrare
  • .msl — msl data format Not yet supportedrare
  • .mso — Microsoft Office OLE data object, often embedded in Outlook HTML mail Not yet supportedrare
  • .msstyles — Windows visual style theme file, skins the desktop UI Not yet supportedrare
  • .msty — msty data format Not yet supportedrare
  • .msx — MSX ROM Not yet supportedrare
  • .mt2s — mt2s data format Not yet supportedrare
  • .mtlpackage — mtlpackage data format Not yet supportedrare
  • .musicdb — Apple Music library database Not yet supportedrare
  • .musiclibrary — Apple Music library database, stores playlists and media index Not yet supportedrare
  • .musicthumbs.db — Microsoft Windows Thumbnail Cache Not yet supportedrare
  • .mvb — mvb data format Not yet supportedrare
  • .mvg — Magick Vector Graphics script, ImageMagick vector drawing format Not yet supportedrare
  • .mwand — mwand data format Not yet supportedrare
  • .mwf — mwf data format Not yet supportedrare
  • .mxs — 3ds Max MAXScript, plain text, executed by the 3ds Max script editor Not yet supportedrare
  • .n-gage — Nokia N-Gage mobile game installation package Not yet supportedrare
  • .navtrace — navtrace data format Not yet supportedrare
  • .ncd — ncd data format Not yet supportedrare
  • .ncp — ncp data format Not yet supportedrare
  • .ncx — EPUB navigation control XML, defines the publication table of contents Not yet supportedrare
  • .ndf — Microsoft SQL Server secondary database data file Not yet supportedrare
  • .ndk — ndk data format Not yet supportedrare
  • .neo — neo data format Not yet supportedrare
  • .networkconnect — networkconnect data format Not yet supportedrare
  • .neu — neu data format Not yet supportedrare
  • .nev — nev data format Not yet supportedrare
  • .nex — nex data format Not yet supportedrare
  • .nez — NES ROM Not yet supportedrare
  • .nfd — nfd data format Not yet supportedrare
  • .nfdump — nfdump data format Not yet supportedrare
  • .ng — ng data format Not yet supportedrare
  • .ngc — Neo-Geo Pocket Color ROM Not yet supportedrare
  • .ngdat — ngdat data format Not yet supportedrare
  • .ngp — Neo-Geo Pocket ROM Not yet supportedrare
  • .nitf — National Imagery Transmission Format image, military remote sensing standard Not yet supportedrare
  • .nk2 — Microsoft Outlook nickname cache, stores email autocomplete addresses Not yet supportedrare
  • .nlm — Novell NetWare Loadable Module, server-side executable code Not yet supportedrare
  • .nlu — nlu data format Not yet supportedrare
  • .nmbtemplate — Apple Numbers '09 spreadsheet template, opened by the Numbers app Not yet supportedrare
  • .nmf — Chrome Native Client application manifest in JSON, read by the NaCl loader Not yet supportedrare
  • .nml — Traktor DJ collection library file from Native Instruments Not yet supportedrare
  • .nms — nms data format Not yet supportedrare
  • .nnd — nnd data format Not yet supportedrare
  • .nns — nns data format Not yet supportedrare
  • .nnw — nnw data format Not yet supportedrare
  • .nod — nod data format Not yet supportedrare
  • .noff — NOFF 3D mesh with vertex normals, variant of the OFF Object File Format Not yet supportedrare
  • .notesairdropdocument — Apple Notes document container shared via AirDrop Not yet supportedrare
  • .notesarchive — Apple Notes exported notes archive container Not yet supportedrare
  • .notesspotlightrecord — Apple Notes record for Spotlight search indexing Not yet supportedrare
  • .now — now data format Not yet supportedrare
  • .np2 — np2 data format Not yet supportedrare
  • .np3 — np3 data format Not yet supportedrare
  • .npr — npr data format Not yet supportedrare
  • .npx — npx data format Not yet supportedrare
  • .nrg — Nero Image Not yet supportedniche
  • .nro — Nintendo Switch homebrew executable in NRO format Not yet supportedrare
  • .nrrd — Nearly Raw Raster Data file, scientific and medical volume imaging Not yet supportedrare
  • .nrx — NetRexx programming language source, compiles to Java bytecode Not yet supportedrare
  • .ns1 — ns1 data format Not yet supportedrare
  • .ntar — PCAPNG packet capture Not yet supportedrare
  • .ntf — IBM Lotus Notes application template, opened by Domino Designer Not yet supportedrare
  • .ntfs — ntfs data format Not yet supportedrare
  • .nuv — NuppelVideo capture file, MythTV TV recording format Not yet supportedrare
  • .nx — LowRes NX program Not yet supportedrare
  • .nxs — NEXUS phylogenetic data file, read by tree analysis software Not yet supportedrare
  • .nzb — NewzBin usenet index Not yet supportedrare
  • .o5c — GEOFabrik o5m-format OpenStreetMap change file Not yet supportedrare
  • .o5m — GEOFabrik o5m binary OpenStreetMap data format Not yet supportedrare
  • .oa2 — oa2 data format Not yet supportedrare
  • .oa3 — oa3 data format Not yet supportedrare
  • .oas — oas data format Not yet supportedrare
  • .obd — Microsoft Office Binder document container Not yet supportedrare
  • .obs — obs data format Not yet supportedrare
  • .obt — obt data format Not yet supportedrare
  • .obz — obz data format Not yet supportedrare
  • .octest — Xcode OCUnit unit test bundle for Objective-C Not yet supportedrare
  • .oda — ODA document Not yet supportedrare
  • .odft — odft data format Not yet supportedrare
  • .oft — Microsoft Outlook reusable email template file Not yet supportedrare
  • .old — Backup file Not yet supportedrare
  • .oleo — GNU Oleo spreadsheet Not yet supportedrare
  • .omdoc — OMDoc mathematical document markup, XML-based Open Math Documents Not yet supportedrare
  • .one — Microsoft OneNote notebook section file, holds page content Not yet supportedrare
  • .onepkg — Microsoft OneNote notebook package export Not yet supportedrare
  • .onetmp — Microsoft OneNote temporary cached notebook file Not yet supportedrare
  • .onetoc — Microsoft OneNote notebook table-of-contents file Not yet supportedrare
  • .onetoc2 — Microsoft OneNote notebook table-of-contents file Not yet supportedrare
  • .openvpn — OpenVPN profile Not yet supportedrare
  • .opf — EPUB Open Packaging Format file, publication metadata and spine Not yet supportedrare
  • .opl — OPL (Open Programming Language) source for Psion EPOC devices Not yet supportedrare
  • .oprc — Palm OS database Not yet supportedrare
  • .osb — osu! storyboard animation script, plain text, loaded by the osu! client Not yet supportedrare
  • .osf — osf data format Not yet supportedrare
  • .osfpvg — osfpvg data format Not yet supportedrare
  • .osk — osu! player skin package, imported by the osu! game client Not yet supportedrare
  • .osr — osu! rhythm game replay file, records a played beatmap Not yet supportedrare
  • .ost — Microsoft Outlook offline storage table, cached mailbox copy Not yet supportedrare
  • .osu — osu! rhythm game beatmap definition file Not yet supportedrare
  • .osz — osu! beatmap archive, compressed beatmap package Not yet supportedrare
  • .ota — ota data format Not yet supportedrare
  • .otb — otb data format Not yet supportedrare
  • .oti — OpenDocument image template, opened by LibreOffice Draw Not yet supportedrare
  • .otl — otl data format Not yet supportedrare
  • .ov2 — TomTom Points-of-Interest database for navigation devices Not yet supportedrare
  • .ovpn — OpenVPN profile Not yet supportedrare
  • .owx — OWL XML file Not yet supportedrare
  • .oxt — LibreOffice extension Not yet supportedrare
  • .p10 — PKCS#10 certification request Not yet supportedrare
  • .p65 — Adobe PageMaker document Not yet supportedrare
  • .p7c — PKCS#7 file Not yet supportedrare
  • .p7m — PKCS#7 file Not yet supportedrare
  • .p7r — PKCS #7 certification request response from a certificate authority Not yet supportedrare
  • .p7z — PKCS#7 file Not yet supportedrare
  • .p8.rom — PICO-8 binary code Not yet supportedrare
  • .p8e — PKCS#8 private key Not yet supportedrare
  • .pab — Microsoft Outlook Personal Address Book file Not yet supportedrare
  • .pack — Pack200 Java archive Not yet supportedrare
  • .package — package data format Not yet supportedrare
  • .pages-tef — Apple Pages word-processing document template Not yet supportedrare
  • .pak — PAK archive Not yet supportedrare
  • .pal — Windows color palette file (RIFF PAL format) Not yet supportedrare
  • .papa — papa data format Not yet supportedrare
  • .params — params data format Not yet supportedrare
  • .part — Partially downloaded file Not yet supportedrare
  • .paw — paw data format Not yet supportedrare
  • .pax — Pax portable archive interchange, POSIX tar variant Not yet supportedrare
  • .pbd — PowerBuilder dynamic library, compiled PowerScript objects Not yet supportedrare
  • .pblib — PowerBuilder library holding PowerScript objects Not yet supportedrare
  • .pbo — Bohemia Interactive PBO game data package, Arma addon format Not yet supportedrare
  • .pbproj — Project Builder (pre-Xcode) project bundle Not yet supportedrare
  • .pbxuser — Xcode project per-user settings and breakpoints file Not yet supportedrare
  • .pc1 — pc1 data format Not yet supportedrare
  • .pc2 — pc2 data format Not yet supportedrare
  • .pc3 — pc3 data format Not yet supportedrare
  • .pcc — pcc data format Not yet supportedrare
  • .pce — PC Engine ROM Not yet supportedrare
  • .pch — C/C++ precompiled header, speeds up repeated compilation Not yet supportedrare
  • .pch++ — C++ precompiled header for large codebases Not yet supportedrare
  • .pcl — PCL file Not yet supportedrare
  • .pclxl — HP PCL XL printer language data stream sent to printers Not yet supportedrare
  • .pcs — Pfaff embroidery machine design, opened by embroidery software Not yet supportedrare
  • .pcurl — pcurl data format Not yet supportedrare
  • .pdc — AportisDoc document Not yet supportedrare
  • .pdd — Adobe PhotoDeluxe image file, legacy photo editor format Not yet supportedrare
  • .pdi — pdi data format Not yet supportedrare
  • .pdm — Sybase PowerDesigner physical database model file Not yet supportedrare
  • .pdn — Paint.NET image file, layered raster graphics Not yet supportedrare
  • .pdr — pdr data format Not yet supportedrare
  • .pds — pds data format Not yet supportedrare
  • .pe3 — pe3 data format Not yet supportedrare
  • .pe4 — pe4 data format Not yet supportedrare
  • .pe5 — pe5 data format Not yet supportedrare
  • .perf.data — Perf data Not yet supportedrare
  • .perspective — Xcode saved workspace perspective state file Not yet supportedrare
  • .perspectivev3 — Xcode workspace perspective state file, version 3 Not yet supportedrare
  • .pet — Puppy Linux PET software package for installing applications Not yet supportedrare
  • .pex — Compiled Papyrus script from Skyrim mods, loaded by the game engine Not yet supportedrare
  • .pf — Windows Prefetch Not yet supportedcommon
  • .pf2 — GRUB 2 bitmap font file, loaded by the GRUB bootloader Not yet supportedrare
  • .pfam — pfam data format Not yet supportedrare
  • .pfc — AOL Personal Filing Cabinet mail archive Not yet supportedrare
  • .pfr — TDPFR font Not yet supportedrare
  • .pgn — PGN chess game notation Not yet supportedrare
  • .phar — PHP application archive (PHAR), self-contained executable package Not yet supportedrare
  • .phf — phf data format Not yet supportedrare
  • .phn — phn data format Not yet supportedrare
  • .photolibrary — Apple Photos media library bundle, stores photo library Not yet supportedrare
  • .photosasset — Apple Photos asset record inside a Photos library Not yet supportedrare
  • .photoslibrary — Apple Photos media library bundle, stores photo library Not yet supportedrare
  • .phr — phr data format Not yet supportedrare
  • .phy — PHYLIP phylogenetic sequence alignment file Not yet supportedrare
  • .phz — Algodoo physics sandbox scene, opened by the Algodoo simulator Not yet supportedrare
  • .pi1 — DEGAS Elite low-resolution image, Atari ST graphics Not yet supportedrare
  • .pi2 — DEGAS Elite medium-resolution Atari ST image Not yet supportedrare
  • .pi3 — DEGAS Elite high-resolution Atari ST image Not yet supportedrare
  • .pickle — Python pickle object serialization file, read by pickle.load Not yet supportedrare
  • .pictClipping — Mac OS X picture clipping, drag-and-drop image snippet Not yet supportedrare
  • .pie — pie data format Not yet supportedrare
  • .pif — Windows Program Information File, DOS program shortcut settings Not yet supportedrare
  • .pit — pit data format Not yet supportedrare
  • .pk — Packed font file Not yet supportedrare
  • .pk2 — pk2 data format Not yet supportedrare
  • .pk3 — Quake III Arena game data archive, ZIP-based PK3 Not yet supportedrare
  • .pka — Cisco Packet Tracer activity file, opened by Packet Tracer Not yet supportedrare
  • .pkd — pkd data format Not yet supportedrare
  • .pki — pki data format Not yet supportedrare
  • .pkipath — PkiPath certification path Not yet supportedrare
  • .pkpass — Apple Wallet pass Not yet supportedrare
  • .pkpasses — Apple Wallet passes bundle Not yet supportedrare
  • .pkr — PGP keys Not yet supportedrare
  • .planet — planet data format Not yet supportedrare
  • .playground — Apple Swift Playground interactive coding document Not yet supportedrare
  • .plf — plf data format Not yet supportedrare
  • .pli — PL/I programming language source, IBM mainframe code Not yet supportedrare
  • .pln — PlanPerfect spreadsheet Not yet supportedrare
  • .plr — plr data format Not yet supportedrare
  • .plugindata — plugindata data format Not yet supportedrare
  • .pm3 — Aldus PageMaker 3 desktop publishing document Not yet supportedrare
  • .pm4 — Aldus PageMaker 4 desktop publishing document Not yet supportedrare
  • .pm5 — Aldus PageMaker 5 desktop publishing document Not yet supportedrare
  • .pma — PMarc compressed archive, MS-DOS era archiver Not yet supportedrare
  • .pmd — Adobe PageMaker document Not yet supportedrare
  • .pmp — pmp data format Not yet supportedrare
  • .pms — pms data format Not yet supportedrare
  • .pmt — pmt data format Not yet supportedrare
  • .pmv — pmv data format Not yet supportedrare
  • .pmw — pmw data format Not yet supportedrare
  • .pnf — Windows precompiled INF file, compiled driver setup info Not yet supportedrare
  • .png_ — PNG raster image, lossless compressed graphics Not yet supportedrare
  • .pnt — pnt data format Not yet supportedrare
  • .portpkg — MacPorts port source package archive, installable via port Not yet supportedrare
  • .pp_ — Free Pascal programming language source unit Not yet supportedrare
  • .ppd — PostScript printer description Not yet supportedrare
  • .ppeg — ppeg data format Not yet supportedrare
  • .ppk — PuTTY private key file for SSH authentication Not yet supportedrare
  • .ppkg — Windows provisioning package, applied by Windows Configuration Designer Not yet supportedrare
  • .pqa — Palm OS database Not yet supportedrare
  • .prd — prd data format Not yet supportedrare
  • .pre — pre data format Not yet supportedrare
  • .prepl — prepl data format Not yet supportedrare
  • .priv — priv data format Not yet supportedrare
  • .prof — prof data format Not yet supportedrare
  • .profm — profm data format Not yet supportedrare
  • .provisionprofile — Apple code-signing provisioning profile for iOS and macOS Not yet supportedrare
  • .prp — prp data format Not yet supportedrare
  • .prs — prs data format Not yet supportedrare
  • .prv — prv data format Not yet supportedrare
  • .ps.bz2 — PostScript document Not yet supportedrare
  • .ps.gz — PostScript document Not yet supportedrare
  • .psafe3 — Password Safe V3 database Not yet supportedrare
  • .psafe4 — Password Safe V4 database Not yet supportedrare
  • .psarc — Sony PSARC compressed archive used by PlayStation 3 games Not yet supportedrare
  • .psdc — psdc data format Not yet supportedrare
  • .pset — pset data format Not yet supportedrare
  • .psf.gz — Linux PSF console font Not yet supportedrare
  • .pskcxml — PSKC (Portable Symmetric Key Container) XML for OTP key provisioning Not yet supportedrare
  • .psppalette — PaintShop Pro color palette file, saved swatch set Not yet supportedrare
  • .psw — Pocket Word document Not yet supportedrare
  • .pt3 — pt3 data format Not yet supportedrare
  • .pt4 — pt4 data format Not yet supportedrare
  • .pt5 — pt5 data format Not yet supportedrare
  • .pt6 — pt6 data format Not yet supportedrare
  • .ptf — Sony PSP custom theme, applied by the PlayStation Portable Not yet supportedrare
  • .ptid — ptid data format Not yet supportedrare
  • .ptr — ptr data format Not yet supportedrare
  • .pup — Sony PlayStation system software update image, installed by the console Not yet supportedrare
  • .puz — Crossword puzzle file, Across Lite format Not yet supportedrare
  • .pvb — pvb data format Not yet supportedrare
  • .pvt — pvt data format Not yet supportedrare
  • .pw — Pathetic Writer document Not yet supportedrare
  • .pwd — pwd data format Not yet supportedrare
  • .pws — pws data format Not yet supportedrare
  • .pwt — pwt data format Not yet supportedrare
  • .pwz — Microsoft PowerPoint wizard add-in, guided presentation setup Not yet supportedrare
  • .pya — pya data format Not yet supportedrare
  • .pyd — Windows Python C extension module, compiled DLL loaded by import Not yet supportedrare
  • .pys — Pyspread spreadsheet Not yet supportedrare
  • .pysu — Pyspread spreadsheet Not yet supportedrare
  • .pyv — pyv data format Not yet supportedrare
  • .pzx — ZX Spectrum PZX tape archival image Not yet supportedrare
  • .qam — qam data format Not yet supportedrare
  • .qbo — QuickBooks Web Connect bank statement, OFX-based Not yet supportedrare
  • .qbrew — QBrew beer recipes Not yet supportedrare
  • .qd — Floppy disk image Not yet supportedrare
  • .qed — QEMU QED disk image Not yet supportedrare
  • .qfx — Quicken financial exchange statement downloaded from banks Not yet supportedrare
  • .qif — Quicken document Not yet supportedrare
  • .qlc — qlc data format Not yet supportedrare
  • .qp — Qpress archive Not yet supportedrare
  • .qps — qps data format Not yet supportedrare
  • .qpw — Quattro Pro spreadsheet Not yet supportedrare
  • .qrs — qrs data format Not yet supportedrare
  • .qss — Qt application stylesheet, CSS-like UI skinning Not yet supportedrare
  • .qta — qta data format Not yet supportedrare
  • .qti — QtiPlot document Not yet supportedrare
  • .qti.gz — QtiPlot document Not yet supportedrare
  • .qtl — QuickTime playlist Not yet supportedrare
  • .qtpxcomposition — qtpxcomposition data format Not yet supportedrare
  • .qua — qua data format Not yet supportedrare
  • .qwd — QuarkXPress document Not yet supportedrare
  • .qwt — QuarkXPress document Not yet supportedrare
  • .qxb — QuarkXPress document Not yet supportedrare
  • .qxd — QuarkXPress document Not yet supportedrare
  • .qxl — QuarkXPress document Not yet supportedrare
  • .qxt — QuarkXPress document Not yet supportedrare
  • .r00 — Multi-volume RAR archive part, join with sibling volumes Not yet supportedrare
  • .r01 — Multi-volume RAR archive part, join with sibling volumes Not yet supportedrare
  • .r02 — Multi-volume RAR archive part, join with sibling volumes Not yet supportedrare
  • .r03 — Multi-volume RAR archive part, join with sibling volumes Not yet supportedrare
  • .r04 — Multi-volume RAR archive part, join with sibling volumes Not yet supportedrare
  • .r05 — Multi-volume RAR archive part, join with sibling volumes Not yet supportedrare
  • .r06 — Multi-volume RAR archive part, join with sibling volumes Not yet supportedrare
  • .r07 — Multi-volume RAR archive part, join with sibling volumes Not yet supportedrare
  • .r08 — Multi-volume RAR archive part, join with sibling volumes Not yet supportedrare