Extension:      Description:                              Used tool(s):
=============================================================================================
.??_            Microsoft's Compressed ??? File           [7z(a|r)]
.2fs            Puppy Linux Save State File               [losetup+mount]
.3fs            Puppy Linux Save State File               [losetup+mount]
.3gp            3GPP Multimedia File                      [avconv|ffmpeg]
.4fs            Puppy Linux Save State File               [losetup+mount]
.7z             7-Zip Compressed File                     [7z(a|r)]
.7zip           7-Zip Compressed File                     [7z(a|r)]
.7z.001         7-Zip Split Archive Part 1 File           [7z(a|r)]
.a              Unix Static Library                       [ar|7z(a|r)]
.a[0-9][0-9]    Multi-volume ARJ Compressed Archive       [arj|7z(a|r)]
.a2theme        Aston 2 Theme File                        [unzip|7z(a|r)]
.ace            WinAce Compressed File                    [unace]
.acp            Alfresco Content Package                  [unzip|7z(a|r)]
.adz            Compressed Amiga Disk File                [g(un)zip]
.aes            AES Crypt Encrypted File                  [aescrypt]
.alz            ALZip Archive                             [unalz]
.ani            Windows Animated Cursor                   [custom]
.apk            Alpine Linux Package                      [g(un)zip+tar]
.apk            Android Package File                      [unzip|7z(a|r)]
.ar             Unix Static Library                       [ar|7z(a|r)]
.arc            Compressed File Archive                   [(un)arc|nomarch]
.arj            ARJ Compressed Archive                    [arj|7z(a|r)]
.ark            Compressed File Archive                   [(un)arc|nomarch]
.asc            GPG Symmetrically Enc. File ASCII Armored [gpg|gpg2]
.au             Steghide Embedded Data                    [steghide]
.avastsounds    Avast! Soundpack File                     [unzip|7z(a|r)]
.avi            Audio Video Interleave File               [avconv|ffmpeg]
.azw2           Kindle Active Content App File            [unzip|7z(a|r)]
.b64            Base64 MIME-Encoded File                  [base64]
.balz           Balz Compressed File                      [balz]
.bau            Apache OpenOffice AutoText File           [unzip|7z(a|r)]
.bbb            Big Block BWT compressed File             [bbb]
.bfe            Bcrypt Encrypted File                     [bcrypt]
.bgz            Blood Frontier Map File                   [g(un)zip]
.bin            Binary Disc Image                         [poweriso]
.blend          Compressed Blender 3D Data File           [g(un)zip]
.bmp            Steghide Embedded Data                    [steghide]
.bmz            Portal Bonus Map Zip File                 [unzip|7z(a|r)]
.bxy            NuFile Archive (apple ][) Data            [nulib|nulib2]
.bz             Bzip Compressed File                      [bunzip|b(un)zip2]
.bz2            Bzip2 Compressed File                     [b(un)zip2]
.cab            Windows Cabinet File                      [cabextract|7z(a|r)]
.capx           Construct Compressed Project File         [unzip|7z(a|r)]
.cb7            Comic Book 7-Zip Archive                  [7z(a|r)]
.cba            Comic Book ACE Archive                    [unace]
.cbr            Comic Book RAR Archive                    [(un)rar|7z(a|r)]
.cbt            Comic Book TAR File                       [tar]
.cbz            Comic Book Zip Archive                    [unzip|7z(a|r)]
.cdmtz          Compressed ConceptDraw MINDMAP Template   [unzip|7z(a|r)]
.cdmz           Compressed ConceptDraw MINDMAP Document   [unzip|7z(a|r)]
.cfs            Compact File Set                          [mount+custom]
.cgz            Compressed CPIO Archive                   [g(un)zip+cpio]
.chm            Compiled HTML Help File                   [extract_chmLib|7z(a|r)]
.chrt           KChart Chart                              [unzip|7z(a|r)]
.cld            ClamAV Virus Database                     [tar+custom]
.cpgz           Compressed CPIO Archive                   [g(un)zip+cpio]
.cpio           Unix CPIO Archive                         [cpio]
.cpio.7z        7z Compressed CPIO Archive                [7z(a|r)+cpio]
.cpio.bz        Bzip Compressed CPIO Archive              [b(un)zip2+cpio]
.cpio.bz2       Bzip2 Compressed CPIO Archive             [b(un)zip2+cpio]
.cpio.f         Freeze Compressed CPIO Archive            [(un)freeze+cpio]
.cpio.gz        Gzip Compressed CPIO Archive              [g(un)zip+cpio]
.cpio.lz        Lzip Compressed CPIO Archive              [lzip+cpio]
.cpio.lz4       Lz4 Compressed CPIO Archive               [lz4+cpio]
.cpio.lzma      LZMA Compressed CPIO Archive              [(un)lzma+cpio]
.cpio.lzo       LZO Compressed CPIO Archive               [(un)lzop+cpio]
.cpio.xz        XZ Compressed CPIO Archive                [(un)xz+cpio]
.cpio.z         Z Compressed CPIO Archive                 [(un)compress+cpio]
.cpio.zip       ZIP Compressed CPIO Archive               [{unzip|7z(a|r)}+cpio]
.cpl            Windows Control Panel Item                [7z(a|r)]
.cpt            Ccrypt Encrypted Archive                  [ccrypt]
.cramfs         Compressed ROM File System                [fdisk+mount]
.crx            Chrome Extension                          [unzip|7z(a|r)]
.cvd            ClamAV Virus Database                     [g(un)zip+tar+custom]
.daa            PowerISO Direct-Access-Archive            [poweriso]
.dar            DAR Disk Archive                          [dar]
.dat            Transport Neutral Encapsulation Format    [tnef]
.dazip          Dragon Age: Origins Game File             [unzip|7z(a|r)]
.dbk            Sony Ericsson Mobile Phone Backup File    [unzip|7z(a|r)]
.deb            Debian Software Package                   [ar+{b(un)zip|(un)lzma|(un)xz|g(un)zip}+tar|dpkg-deb|exploderpm]
.depot.gz       HP-UX Package                             [g(un)zip+tar]
.dia            Dia Diagram File                          [g(un)zip]
.disk           Linux Virtual Hard Disk                   [fdisk+mount]
.divx           DivX-Encoded Movie File                   [avconv|ffmpeg]
.djvu           DjVu Image                                [ddjvu]
.dll            Dynamic Link Library                      [7z(a|r)]
.dmg            Mac OS X Disk Image                       [7z(a|r)]
.dms            Disk Masher Image                         [undms]
.docx           Microsoft Word Open XML Document          [unzip|7z(a|r)]
.dotx           Word Open XML Document Template           [unzip|7z(a|r)]
.dsk            Disk Image                                [fdisk+mount]
.ear            Java Enterprise Archive File              [unzip|7z(a|r)]
.eaz            ArcGIS Explorer Add-in File               [unzip|7z(a|r)]
.ecs            Sony Ericsson Phone Backup File           [unzip|7z(a|r)]
.eftx           Office 2007 Theme Effect File             [unzip|7z(a|r)]
.egg            ALZip Archive                             [unegg]
.egg            Python Project Package                    [unzip|7z(a|r)]
.emerald        Emerald Theme                             [g(un)zip+tar]
.eml            E-Mail Message                            [ripmime]
.emz            Windows Compressed Enhanced Metafile      [g(un)zip]
.epk            eCos Package                              [g(un)zip+tar]
.epub           Open eBook File                           [unzip|7z(a|r)]
.esriAddIn      ESRI ArcGIS Add-in file                   [unzip|7z(a|r)]
.exe            Windows Executable File                   [7z(a|r)]
.ext2           ext2 Disk Image                           [{cryptsetup|fdisk}+mount]
.ext3           ext3 Disk Image                           [{cryptsetup|fdisk}+mount]
.ext4           ext4 Disk Image                           [{cryptsetup|fdisk}+mount]
.F              Freeze Compressed File                    [(un)freeze]
.fat            Zinf Theme File                           [g(un)zip+tar]
.flac           Free Lossless Audio Codec File            [avconv|ffmpeg]
.flf            Compressed Figlet Font                    [unzip|7z(a|r)]
.flp            Floppy Disk Image                         [fdisk+mount]
.flv            Flash Video File                          [avconv|ffmpeg]
.flzp           Very Fast Bytewise LZP Compressed File    [flzp]
.fwp            Microsoft Expression Web Package          [7z(a|r)]
.g3x            RealFlight Content File                   [unzip|7z(a|r)]
.gadget         Windows Sidebar Gadget                    [unzip|7z(a|r)]
.gc             GostCrypt Volume                          [gostcrypt]
.gem            RubyGems Package                          [tar]
.gg             Google Desktop Gadget File                [unzip|7z(a|r)]
.gif            Graphical Interchange Format File         [gifsicle]
.gifar          Graphics Interchange Format Java Archive  [custom]
.gnumeric       Gnumeric Spreadsheet                      [g(un)zip]
.gnutar         POSIX Tar Archive                         [tar]
.goomod         World of Goo Add-on                       [unzip|7z(a|r)]
.gpg            GPG Symmetrically Encrypted File          [gpg|gpg2]
.gps            GOM Player Skin File                      [unzip|7z(a|r)]
.graphmlz       Gzip Compressed GraphML File              [g(un)zip]
.gst            GostCrypt Volume                          [gostcrypt]
.gszip          GameSalad Marketplace Asset File          [unzip|7z(a|r)]
.gtar           POSIX Tar Archive                         [tar]
.gtp            GNOME Theme Package File                  [g(un)zip+tar]
.gz             Gnu Zipped Archive                        [g(un)zip]
.gz2            Misnamed bz2 File                         [b(un)zip2]
.gzi            Gnu Zipped Archive                        [g(un)zip]
.gzip           Gnu Zipped Archive                        [g(un)zip]
.ha             HA Compressed Archive                     [ha]
.hc             VeraCrypt Volume                          [veracrypt]
.hid            Sony Ericsson Remote Settings File        [tar]
.hfs            HFS Disk Image File                       [fdisk+mount]
.hfv            HFS Disk Image File                       [fdisk+mount]
.hme            Windows Mobile Theme File                 [7z(a|r)]
.hmxz           Help & Manual Compressed Project          [unzip|7z(a|r)]
.hqx            BinHex 4.0 Encoded File                   [hexbin]
.htmlz          Zipped HTML eBook                         [unzip|7z(a|r)]
.hwp            Hedgewars Downloadable Content            [unzip|7z(a|r)]
.i5z            IUCLID 5 Import/Export File               [unzip|7z(a|r)]
.iar            OpenSimulator Inventory Archive           [g(un)zip+tar]
.icl            Windows Icon Library File                 [7z(a|r)]
.igz            Gentoo's InitRam                          [g(un)zip|(un)xz]
.ima            Disk Image                                [fdisk+mount]
.img            Disk Image                                [fdisk+mount]
.imz            Zipped .ima                               [unzip|7z(a|r)]
.ip             IconPackager Theme File                   [unzip|7z(a|r)]
.ipa            iPod Application                          [unzip|7z(a|r)]
.ipcc           iPhone Carrier Bundle                     [unzip|7z(a|r)]
.ipg            iPod Game                                 [unzip|7z(a|r)]
.ipk            Itsy Package                              [g(un)zip+tar|ar+{b(un)zip|(un)lzma|(un)xz|g(un)zip+tar}|dpkg-deb]
.ipsw           iPod/iPhone Software Update File          [unzip|7z(a|r)]
.iso            Disc Image File                           [mount+custom]
.ita            IconTweaker Theme Archive                 [unzip|7z(a|r)]
.itz            Compressed Impulse Tracker Module         [unzip|7z(a|r)]
.iwd            Call of Duty Game Data File               [unzip|7z(a|r)]
.ja             Renamed .jar (omni.ja)                    [unzip|7z(a|r)]
.jar            Java Archive File                         [unzip|7z(a|r)]
.jgz            Gzipped Javascript File                   [g(un)zip]
.jic            Java Icon File                            [unzip|7z(a|r)]
.jpeg           Steghide Embedded Data                    [steghide]
.jpg            Steghide Embedded Data                    [steghide]
.kfo            KFormula Document                         [unzip|7z(a|r)]
.kgb            KGB Archive File                          [kgb]
.kmz            Google Earth Placemark File               [unzip|7z(a|r)]
.kpr            KPresenter Document                       [unzip|7z(a|r)]
.ksf            KMPlayer Skin File                        [unzip|7z(a|r)]
.ksp            KSpread Spreadsheet                       [unzip|7z(a|r)]
.kwd            KWord Document                            [unzip|7z(a|r)]
.lbr            CP/M LBR Archive                          [lbrate]
.lca            SimpleFormat Changeables Graphic          [unzip|7z(a|r)]
.lemon          LemonShare.net Download                   [(un)rar|7z(a|r)]
.lha            LZH Compressed File                       [lha|7z(a|r)]
.little         Mozilla Firefox start-up cache file       [unzip|7z(a|r)]
.love           LÖVE Game File                            [unzip|7z(a|r)]
.lpaq1          Lpaq1 Compressed File                     [lpaq1]
.lpaq8          Lpaq8 Compressed File                     [lpaq8]
.lpk            ArcGIS Layer Package                      [unzip|7z(a|r)]
.lrz            Long Range ZIP                            [lr(un)zip]
.lxf            LEGO Digital Designer Model File          [unzip|7z(a|r)]
.lz             Lzip Compressed File                      [lzip]
.lz4            Extremely Fast Compression algorithm      [lz4|lz4c]
.lza            LZH Compressed File                       [lha|7z(a|r)]
.lzh            LZH Compressed File                       [lha|7z(a|r)]
.lzma           LZMA Compressed File                      [(un)lzma]
.lzo            LZO Compressed File                       [(un)lzop]
.lzx            Amiga LZX Compressed File                 [unlzx]
.maff           Mozilla Archive Format File               [unzip|7z(a|r)]
.mar            Mozilla Archive                           [b(un)zip2+custom]
.mbox           E-mail Mailbox File                       [ripmime]
.mcgame         Minecraft Game Backup File                [unzip|7z(a|r)]
.mct            MSN Messenger, Packaged Wink File         [7z(a|r)]
.mcworld        Minecraft World Backup File               [unzip|7z(a|r)]
.mdf            Media Disc Image File                     [poweriso]
.mds            Media Descriptor File                     [poweriso]
.mdz            Zipped Protracker/Module File             [unzip|7z(a|r)]
.mdzip          MagicDraw Project Archive                 [unzip|7z(a|r)]
.mga            Manga Document                            [unzip|7z(a|r)]
.mht            MHTML Web Archive                         [ripmime]
.mim            Multi-Purpose Internet Mail Extension     [ripmime]
.mime           Multi-Purpose Internet Mail Extension     [ripmime]
.mkv            Matroska Video File                       [avconv|ffmpeg]
.mmip           MediaMonkey Installation Package          [unzip|7z(a|r)]
.mo             GNU Gettext Machine Object File           [msgunfmt]
.mov            Apple QuickTime Movie                     [avconv|ffmpeg]
.mp3            MP3 Audio File                            [avconv|ffmpeg]
.mpk            ArcGIS Map Package                        [unzip|7z(a|r)]
.mp4            MPEG-4 Video File                         [avconv|ffmpeg]
.mpeg           MPEG Movie                                [avconv|ffmpeg]
.mpg            MPEG Movie                                [avconv|ffmpeg]
.mpz            Red Eclipse Map File                      [g(un)zip]
.mpzip          Multisim Pack File                        [unzip|7z(a|r)]
.mscz           MuseScore Compressed Score File           [unzip|7z(a|r)]
.msg            Outlook Message File                      [7z(a|r)]
.msi            Windows Installer Package                 [7z(a|r)]
.msp            Windows Installer Patch                   [7z(a|r)]
.msu            Windows Vista Update Package              [7z(a|r)]
.mxl            Compressed MusicXML File                  [unzip|7z(a|r)]
.mzp            MAXScript Zip Package                     [unzip|7z(a|r)]
.mzz            Microsoft .NET Download Package           [7z(a|r)]
.nbm            NetBeans Module                           [unzip|7z(a|r)]
.ndr            Nokia PC Suite Install Archive            [7z(a|r)]
.nex            Opera's Navigator Extension Format        [7z(a|r)]
.nfl            Nokia Flash Lite Package                  [unzip|7z(a|r)]
.ngr            Nokia PC Suite Install Archive            [7z(a|r)]
.nif            Netscape Package                          [g(un)zip+tar]
.nlr            Nokia PC Suite Install Archive            [7z(a|r)]
.nrg            Nero CD/DVD Image File                    [poweriso]
.nsis           Nullsoft Scriptable Install System        [7z(a|r)]
.ntfs           NTFS Partition File                       [fdisk+mount]
.nz             NanoZip Compressed Archive                [nz]
.oar            OpenSimulator Archive                     [g(un)zip+tar]
.obt            Openbox Theme                             [g(un)zip+tar]
.odb            OpenDocument Database                     [unzip|7z(a|r)]
.odc            OpenDocument Chart File                   [unzip|7z(a|r)]
.odf            OpenDocument Formula                      [unzip|7z(a|r)]
.odg            OpenDocument Graphic File                 [unzip|7z(a|r)]
.odi            OpenDocument Image                        [unzip|7z(a|r)]
.odm            OpenDocument Master Document              [unzip|7z(a|r)]
.odp            OpenDocument Presentation                 [unzip|7z(a|r)]
.ods            OpenDocument Spreadsheet                  [unzip|7z(a|r)]
.odt            OpenDocument Text Document                [unzip|7z(a|r)]
.oex            Opera Extension                           [unzip|7z(a|r)]
.ogg            Ogg Video File (until 2007)               [avconv|ffmpeg]
.ogv            Ogg Video File                            [avconv|ffmpeg]
.ogz            Cube 2 Map File                           [g(un)zip]
.onepkg         Microsoft OneNote Package File            [7z(a|r)]
.otg            OpenDocument Graphic Template             [unzip|7z(a|r)]
.oth            OpenDocument HTML Template                [unzip|7z(a|r)]
.otp            OpenDocument Presentation Template        [unzip|7z(a|r)]
.ots            OpenDocument Spreadsheet Template         [unzip|7z(a|r)]
.ott            OpenDocument Document Template            [unzip|7z(a|r)]
.ova            Open Virtual Appliance                    [tar]
.ovp            The Overlay Maker Package File            [unzip|7z(a|r)]
.oxt            Apache OpenOffice Extension               [unzip|7z(a|r)]
.p2s            PCSX2 Saved State                         [unzip|7z(a|r)]
.pack           Pack200 Packed Jar File                   [unpack200]
.package        Linux Autopackage File                    [g(un)zip+tar+{b(un)zip2|(un)lzma}+custom]
.pak            Video Game Package                        [unzip|7z(a|r)]
.paq8l          Paq8l Compressed Archive                  [paq8l]
.paq8n          Paq8n Compressed Archive                  [paq8n]
.paq8o          Paq8o Compressed Archive                  [paq8o]
.par            Perl Package                              [unzip|7z(a|r)]
.pat            DiskStation Manager Installation File     [tar]
.pbp            PSP Firmware Update File                  [custom]
.pcv            MozBackup profile backup                  [unzip|7z(a|r)]
.pdf            Portable Document Format File             [pdftotext+pdfimages+pdfdetach]
.pet            Puppy Linux Package                       [tar+{g(un)zip|(un)xz}]
.pfs            Package SFS (PuppyRus)                    [unsquashfs]
.pigm           Packaged Indigo Renderer Material File    [unzip|7z(a|r)]
.pigs           Packaged Indigo Renderer Scene File       [unzip|7z(a|r)]
.pisi           Pardus Linux Package                      [unzip+(un)xz+tar]
.piz            Renamed .zip                              [unzip|7z(a|r)]
.pk3            Quake 3 Engine Game Data File             [unzip|7z(a|r)]
.pk4            Doom 3 Engine Game Data File              [unzip|7z(a|r)]
.pkg            Mac OS X Installer Package                [7z(a|r)+g(un)zip+cpio]
.pmlz           Zipped Palm Markup Language File          [unzip|7z(a|r)]
.potx           PowerPoint Open XML Presentation Template [unzip|7z(a|r)]
.pptx           PowerPoint Open XML Presentation          [unzip|7z(a|r)]
.psz            Gzipped PostScript File                   [g(un)zip]
.pup            Puppy Linux Package                       [unzip|7z(a|r)]
.pvga           Insightpoint Image                        [unzip|7z(a|r)]
.qcow           QEMU Copy On Write Disk Image             [qemu-nbd+fdisk+mount]
.qcow2          QEMU Copy On Write Version 2 Disk Image   [qemu-nbd+fdisk+mount]
.qpk            QNX Package                               [g(un)zip+tar]
.qpr            QNX Package Archive                       [g(un)zip+tar]
.quad           Quad Compressed File                      [quad]
.quiz           Quobject Quiz Package                     [unzip|7z(a|r)]
.r[0-9]         WinRAR Compressed Multi-Part Archive      [(un)rar|7z(a|r)]
.r[0-9][0-9]    WinRAR Compressed Multi-Part Archive      [(un)rar|7z(a|r)]
.rar            WinRAR Compressed Archive                 [(un)rar|7z(a|r)]
.rar5           WinRAR Compressed Archive                 [(un)rar|7z(a|r)]
.rmskin         Rainmeter Skin File                       [unzip|7z(a|r)]
.rpm            Red Hat Package Manager File              [{rpm2cpio+{(un)xz}|7z(a|r)}+cpio|exploderpm]
.rsn            SNES Sound Archive                        [(un)rar|7z(a|r)]
.rub            Rubix Package                             [g(un)zip+tar]
.run            Self-extractable Archive                  [tar+{g(un)zip|b(un)zip2|(un)xz|(un)compress}]
.rz             Rzip Compressed File                      [r(un)zip]
.s3z            Compressed Scream Tracker 3 Module        [unzip|7z(a|r)]
.safariextz     Apple Safari Extension Package            [7z(a|r)]
.sam            Samurize Package                          [unzip|7z(a|r)]
.sb             Slax Module                               [unsquashfs]
.scm            TinyCore Extension                        [unsquashfs]
.scr            Windows Screensaver                       [7z(a|r)]
.sdk            NuFile Archive (apple ][) Data            [nulib|nulib2]
.sdz            NCI Compressed Database                   [g(un)zip]
.sdz            Spring Content Package                    [unzip|7z(a|r)]
.sfe            Scrypt Encrypted File                     [scrypt]
.sfs            Squashfs File Archive                     [unsquashfs]
.sfx            Self-Extracting Archive                   [7z(a|r)]
.sh2            NuFile Archive (apple ][) Data            [nulib|nulib2]
.shar           Unix Shar Archive                         [self-execute]
.shk            NuFile Archive (apple ][) Data            [nulib|nulib2]
.shr            Unix Shar Archive                         [self-execute]
.sle            Sisulizer Package File                    [unzip|7z(a|r)]
.slm            Salix Module                              [unsquashfs]
.slp            Stampede Linux Package                    [b(un)zip2]
.smzip          StepMania Package                         [unzip|7z(a|r)]
.sob            OpenOffice.org Impress Bimap Styles File  [unzip|7z(a|r)]
.sox            SoftMaker Hunspell Dictionary             [unzip|7z(a|r)]
.spk            Synology Package                          [g(un)zip+tar]
.spm            Red Hat Package Manager File              [exploderpm|{rpm2cpio|7z}+cpio]
.sqf            Squashfs File System File                 [unsquashfs]
.sqfs           Squashfs File System File                 [unsquashfs]
.sqsh           Squashfs File System File                 [unsquashfs]
.squashfs       Squashfs File System File                 [unsquashfs]
.srm            SystemRescueCd Module                     [unsquashfs]
.stc            StarOffice Calc Spreadsheet Template      [unzip|7z(a|r)]
.std            Apache OpenOffice Drawing Template        [unzip|7z(a|r)]
.sti            StarOffice Presentation Template          [unzip|7z(a|r)]
.studyarch      The Study Archive Format                  [unzip|7z(a|r)]
.stw            StarOffice Document Template              [unzip|7z(a|r)]
.styx           WPS Office Arttext Preset                 [unzip|7z(a|r)]
.sue            Compressed File Archive                   [(un)arc|nomarch]
.svgz           Compressed SVG File                       [g(un)zip]
.swf            Shockwave Flash Movie                     [swfextract]
.swm            Split Windows Imaging Format File         [7z(a|r)]
.sxc            StarOffice Calc Spreadsheet               [unzip|7z(a|r)]
.sxd            StarOffice Drawing                        [unzip|7z(a|r)]
.sxg            Apache OpenOffice Master Document         [unzip|7z(a|r)]
.sxi            StarOffice Impress Presentation           [unzip|7z(a|r)]
.sxm            StarMath Formula                          [unzip|7z(a|r)]
.sxw            StarOffice Writer Document                [unzip|7z(a|r)]
.sys            Windows System File                       [7z(a|r)]
.tar            POSIX Tar Archive                         [tar]
.tar.7z         7z Compressed Tar Archive                 [7z(a|r)+tar]
.tar.bz         Bzip Compressed Tar Archive               [b(un)zip2+tar]
.tar.bz2        Bzip2 Compressed Tar Archive              [b(un)zip2+tar]
.tar.f          Freeze Compressed Tar Archive             [(un)freeze+tar]
.tar.gz         Gzip Compressed Tar Archive               [g(un)zip+tar]
.tar.gz2        Misnamed tar.bz2 file                     [b(un)zip2+tar]
.tar.lz         Lzip Compressed Tar Archive               [lzip+tar]
.tar.lz4        Lz4 Compressed Tar Archive                [lz4+tar]
.tar.lzma       LZMA Compressed Tar Archive               [(un)lzma+tar]
.tar.lzo        LZO Compressed Tar Archive                [(un)lzop+tar]
.tar.md5        Android System File                       [tar]
.tar.xz         XZ Compressed Tar Archive                 [(un)xz+tar]
.tar.z          Z Compressed Tar Archive                  [(un)compress+tar]
.tar.zip        ZIP Compressed Tar Archive                [{unzip|7z(a|r)}+tar]
.tardist        TAR Distribution Archive                  [tar]
.tarz           Z Compressed Tar Archive                  [(un)compress+tar]
.taz            Z Compressed Tar Archive                  [(un)compress+tar]
.tazpkg         SliTaz Package                            [(un)lzma+cpio]
.tb2            Bzip2 Compressed Tar Archive              [b(un)zip2+tar]
.tbz            Bzip Compressed Tar Archive               [b(un)zip2+tar]
.tbz2           Bzip2 Compressed Tar Archive              [b(un)zip2+tar]
.tc             TrueCrypt Volume                          [truecrypt]
.tcz            TinyCore Package                          [unsquashfs]
.tg             Gzip Compressed Tar Archive               [g(un)zip+tar]
.tgz            Gzip Compressed Tar Archive               [g(un)zip+tar]
.themepack      Windows 7 Theme Pack                      [7z(a|r)]
.thm            Sony Ericsson Theme File                  [tar]
.thmx           Office 2007 Theme File                    [unzip+7z(a|r)]
.tlz            Lzip Compressed Tar Archive               [lzip+tar]
.tlzma          LZMA Compressed Tar Archive               [(un)lzma+tar]
.tnef           Transport Neutral Encapsulation Format    [tnef]
.tor            Tornado Single File Compressor            [tor]
.tpkg           KISS '.tpkg' archive                      [(un)xz+tar]
.tsk            Pocket PC Skin                            [7z(a|r)]
.twz            theWord Compressed Archive Module         [unzip|7z(a|r)]
.twzip          theWord Compressed Archive Module         [unzip|7z(a|r)]
.txz            XZ Compressed Tar Archive                 [(un)xz+tar]
.tz             Z Compressed Tar Archive                  [(un)compress+tar]
.tzma           LZMA Compressed Tar Archive               [(un)lzma+tar]
.tzo            LZO Compressed Tar Archive                [(un)lzop+tar]
.u3p            U3 Smart Application                      [unzip|7z(a|r)]
.udeb           Debian Package File                       [ar+{b(un)zip|(un)lzma|(un)xz|g(un)zip+tar}|dpkg-deb]
.udf            Universal Disk Format File                [fdisk+mount]
.unitypackage   Unity Package File                        [g(un)zip+tar]
.upx            Ultimate Packer for eXecutables File      [upx]
.usfs           Uncompressed SFS                          [unsquashfs]
.ustar          Uniform Standard Tape Archive Format File [tar]
.utz            UIQ Theme Package                         [unzip|7z(a|r)]
.uu             Uuencoded File                            [uudecode]
.uue            Uuencoded File                            [uudecode]
.vbox-extpack   Oracle VM VirtualBox Extension Pack       [g(un)zip+tar]
.vc             VeraCrypt Volume                          [veracrypt]
.vdi            VirtualBox Virtual Disk Image             [qemu-nbd+fdisk+mount]
.vfd            Virtual Floppy Disk                       [fdisk+mount]
.vgz            Video Game Music Compressed File          [g(un)zip]
.vhd            Virtual PC Virtual Hard Disk              [fdisk+mount]
.vmdk           Virtual Machine Disk File                 [qemu-nbd+fdisk+mount]
.vob            DVD Video Object File                     [avconv|ffmpeg]
.wal            Winamp Skin                               [unzip|7z(a|r)]
.war            Java Web Archive                          [unzip|7z(a|r)]
.wav            Steghide Embedded Data                    [steghide]
.wba            WindowBlinds Compressed Skin              [unzip|7z(a|r)]
.wbm            Webmin Module                             [tar]
.webm           WebM Video File                           [avconv|ffmpeg]
.webz           WEBZ Compressed eBook File                [unzip|7z(a|r)]
.wgt            Opera Widget File                         [unzip|7z(a|r)]
.wgz            S60 Web Runtime Widget Package            [unzip|7z(a|r)]
.whl            A built-package format for Python         [unzip|7z(a|r)]
.widget         Microsoft Windows Mobile Widget           [unzip|7z(a|r)]
.wim            Windows Imaging Format File               [7z(a|r)]
.wlz            Winamp Language Pack                      [unzip|7z(a|r)]
.wma            Windows Media Audio File                  [avconv|ffmpeg]
.wmd            Windows Media Download Package            [unzip|7z(a|r)]
.wmga           Web Manga Document                        [unzip|7z(a|r)]
.wmv            Windows Media Video File                  [avconv|ffmpeg]
.wmz            Compressed Windows Media Player Skin      [unzip|7z(a|r)]
.wot            Web Of Trust File                         [b(un)zip2+{ar|7z(a|r)}]
.wrz            Compressed VRML World File                [g(un)zip]
.wsp            SharePoint Solution Package               [7z(a|r)]
.wsz            Winamp Skin                               [unzip|7z(a|r)]
.wv             WavPack Audio File                        [wvunpack]
.xap            Silverlight Application Package           [unzip|7z(a|r)]
.x3d            Compressed X3D Extensible 3D              [g(un)zip]
.xar            eXtensible ARchive                        [xar|7z(a|r)]
.xcfbz2         GIMP Image File Bzip2 Compressed          [b(un)zip2]
.xcfgz          GIMP Image File Gz Compressed             [g(un)zip]
.xjt            GIMP Image File Tar Archived              [tar]
.xjtbz2         GIMP Image File Tar/Bzip2 Compressed      [b(un)zip2+tar]
.xjtgz          GIMP Image File Tar/Gzip Compressed       [g(un)zip+tar]
.xlam           Excel Open XML Macro-Enabled Add-In       [unzip|7z(a|r)]
.xlsm           Excel Open XML Macro-Enabled Spreadsheet  [unzip|7z(a|r)]
.xlsx           Excel Open XML Spreadsheet Template       [unzip|7z(a|r)]
.xltx           Excel Open XML Spreadsheet Template       [unzip|7z(a|r)]
.xmz            Zipped FastTracker 2 Extended Module      [unzip|7z(a|r)]
.xpi            Mozilla Installer Package                 [unzip|7z(a|r)]
.xrns           Renoise Song File                         [unzip|7z(a|r)]
.xsn            InfoPath Form Template File               [unzip|7z(a|r)]
.xz             XZ Compressed Archive                     [(un)xz]
.xzm            Porteus Module                            [unsquashfs]
.Z              Unix Compressed File                      [(un)compress]
.z[0-9][0-9]    WinZip Split Zip File                     [unzip|7z(a|r)]
.zab            Zipped Audio Book                         [unzip|7z(a|r)]
.zad            Carmageddon Game Data File                [unzip|7z(a|r)]
.zfsendtotarget Microsoft Compressed Folder               [unzip|7z(a|r)]
.zi             Renamed .zip                              [unzip|7z(a|r)]
.zip            Zipped File                               [unzip|7z(a|r)]
.zipx           Extended Zip File                         [7z(a|r)]
.zl             Raw Zlib Compressed File                  [g(un)zip+custom]
.zm9            ZoneAlarm MailSafe Renamed Zip File       [unzip|7z(a|r)]
.zoo            Zoo Compressed File                       [zoo]
.zpaq           Zpaq Compressed Archive                   [zpaq]
.zpi            Renamed .zip                              [unzip|7z(a|r)]
.ztd            Zoo Tycoon Data Archive                   [unzip|7z(a|r)]
.zxp            Extension Manager Package                 [unzip|7z(a|r)]
.zz             Zzip Compressed Archive                   [zzip] 
Thumbs*.db      Windows Thumbnail Cache                   [7z(a|r)+custom]
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