PHP Mime Type List

$mime_types_map = array(
  '123' => 'application/vnd.lotus-1-2-3',
  '3dml' => 'text/vnd.in3d.3dml',
  '3ds' => 'image/x-3ds',
  '3g2' => 'video/3gpp2',
  '3gp' => 'video/3gpp',
  '7z' => 'application/x-7z-compressed',
  'aab' => 'application/x-authorware-bin',
  'aac' => 'audio/x-aac',
  'aam' => 'application/x-authorware-map',
  'aas' => 'application/x-authorware-seg',
  'abw' => 'application/x-abiword',
  'ac' => 'application/pkix-attr-cert',
  'acc' => 'application/vnd.americandynamics.acc',
  'ace' => 'application/x-ace-compressed',
  'acu' => 'application/vnd.acucobol',
  'acutc' => 'application/vnd.acucorp',
  'adp' => 'audio/adpcm',
  'aep' => 'application/vnd.audiograph',
  'afm' => 'application/x-font-type1',
  'afp' => 'application/vnd.ibm.modcap',
  'ahead' => 'application/vnd.ahead.space',
  'ai' => 'application/postscript',
  'aif' => 'audio/x-aiff',
  'aifc' => 'audio/x-aiff',
  'aiff' => 'audio/x-aiff',
  'air' => 'application/vnd.adobe.air-application-installer-package+zip',
  'ait' => 'application/vnd.dvb.ait',
  'ami' => 'application/vnd.amiga.ami',
  'apk' => 'application/vnd.android.package-archive',
  'appcache' => 'text/cache-manifest',
  'application' => 'application/x-ms-application',
  'apr' => 'application/vnd.lotus-approach',
  'arc' => 'application/x-freearc',
  'asc' => 'application/pgp-signature',
  'asf' => 'video/x-ms-asf',
  'asm' => 'text/x-asm',
  'aso' => 'application/vnd.accpac.simply.aso',
  'asx' => 'video/x-ms-asf',
  'atc' => 'application/vnd.acucorp',
  'atom' => 'application/atom+xml',
  'atomcat' => 'application/atomcat+xml',
  'atomsvc' => 'application/atomsvc+xml',
  'atx' => 'application/vnd.antix.game-component',
  'au' => 'audio/basic',
  'avi' => 'video/x-msvideo',
  'aw' => 'application/applixware',
  'azf' => 'application/vnd.airzip.filesecure.azf',
  'azs' => 'application/vnd.airzip.filesecure.azs',
  'azw' => 'application/vnd.amazon.ebook',
  'bat' => 'application/x-msdownload',
  'bcpio' => 'application/x-bcpio',
  'bdf' => 'application/x-font-bdf',
  'bdm' => 'application/vnd.syncml.dm+wbxml',
  'bed' => 'application/vnd.realvnc.bed',
  'bh2' => 'application/vnd.fujitsu.oasysprs',
  'bin' => 'application/octet-stream',
  'blb' => 'application/x-blorb',
  'blorb' => 'application/x-blorb',
  'bmi' => 'application/vnd.bmi',
  'bmp' => 'image/x-ms-bmp',
  'book' => 'application/vnd.framemaker',
  'box' => 'application/vnd.previewsystems.box',
  'boz' => 'application/x-bzip2',
  'bpk' => 'application/octet-stream',
  'btif' => 'image/prs.btif',
  'buffer' => 'application/octet-stream',
  'bz' => 'application/x-bzip',
  'bz2' => 'application/x-bzip2',
  'c' => 'text/x-c',
  'c11amc' => 'application/vnd.cluetrust.cartomobile-config',
  'c11amz' => 'application/vnd.cluetrust.cartomobile-config-pkg',
  'c4d' => 'application/vnd.clonk.c4group',
  'c4f' => 'application/vnd.clonk.c4group',
  'c4g' => 'application/vnd.clonk.c4group',
  'c4p' => 'application/vnd.clonk.c4group',
  'c4u' => 'application/vnd.clonk.c4group',
  'cab' => 'application/vnd.ms-cab-compressed',
  'caf' => 'audio/x-caf',
  'cap' => 'application/vnd.tcpdump.pcap',
  'car' => 'application/vnd.curl.car',
  'cat' => 'application/vnd.ms-pki.seccat',
  'cb7' => 'application/x-cbr',
  'cba' => 'application/x-cbr',
  'cbr' => 'application/x-cbr',
  'cbt' => 'application/x-cbr',
  'cbz' => 'application/x-cbr',
  'cc' => 'text/x-c',
  'cct' => 'application/x-director',
  'ccxml' => 'application/ccxml+xml',
  'cdbcmsg' => 'application/vnd.contact.cmsg',
  'cdf' => 'application/x-netcdf',
  'cdkey' => 'application/vnd.mediastation.cdkey',
  'cdmia' => 'application/cdmi-capability',
  'cdmic' => 'application/cdmi-container',
  'cdmid' => 'application/cdmi-domain',
  'cdmio' => 'application/cdmi-object',
  'cdmiq' => 'application/cdmi-queue',
  'cdx' => 'chemical/x-cdx',
  'cdxml' => 'application/vnd.chemdraw+xml',
  'cdy' => 'application/vnd.cinderella',
  'cer' => 'application/pkix-cert',
  'cfs' => 'application/x-cfs-compressed',
  'cgm' => 'image/cgm',
  'chat' => 'application/x-chat',
  'chm' => 'application/vnd.ms-htmlhelp',
  'chrt' => 'application/vnd.kde.kchart',
  'cif' => 'chemical/x-cif',
  'cii' => 'application/vnd.anser-web-certificate-issue-initiation',
  'cil' => 'application/vnd.ms-artgalry',
  'cla' => 'application/vnd.claymore',
  'class' => 'application/java-vm',
  'clkk' => 'application/vnd.crick.clicker.keyboard',
  'clkp' => 'application/vnd.crick.clicker.palette',
  'clkt' => 'application/vnd.crick.clicker.template',
  'clkw' => 'application/vnd.crick.clicker.wordbank',
  'clkx' => 'application/vnd.crick.clicker',
  'clp' => 'application/x-msclip',
  'cmc' => 'application/vnd.cosmocaller',
  'cmdf' => 'chemical/x-cmdf',
  'cml' => 'chemical/x-cml',
  'cmp' => 'application/vnd.yellowriver-custom-menu',
  'cmx' => 'image/x-cmx',
  'cod' => 'application/vnd.rim.cod',
  'com' => 'application/x-msdownload',
  'conf' => 'text/plain',
  'cpio' => 'application/x-cpio',
  'cpp' => 'text/x-c',
  'cpt' => 'application/mac-compactpro',
  'crd' => 'application/x-mscardfile',
  'crl' => 'application/pkix-crl',
  'crt' => 'application/x-x509-ca-cert',
  'crx' => 'application/x-chrome-extension',
  'cryptonote' => 'application/vnd.rig.cryptonote',
  'csh' => 'application/x-csh',
  'csml' => 'chemical/x-csml',
  'csp' => 'application/vnd.commonspace',
  'css' => 'text/css',
  'cst' => 'application/x-director',
  'csv' => 'text/csv',
  'cu' => 'application/cu-seeme',
  'curl' => 'text/vnd.curl',
  'cww' => 'application/prs.cww',
  'cxt' => 'application/x-director',
  'cxx' => 'text/x-c',
  'dae' => 'model/vnd.collada+xml',
  'daf' => 'application/vnd.mobius.daf',
  'dart' => 'application/vnd.dart',
  'dataless' => 'application/vnd.fdsn.seed',
  'davmount' => 'application/davmount+xml',
  'dbk' => 'application/docbook+xml',
  'dcr' => 'application/x-director',
  'dcurl' => 'text/vnd.curl.dcurl',
  'dd2' => 'application/vnd.oma.dd2+xml',
  'ddd' => 'application/vnd.fujixerox.ddd',
  'deb' => 'application/x-debian-package',
  'def' => 'text/plain',
  'deploy' => 'application/octet-stream',
  'der' => 'application/x-x509-ca-cert',
  'dfac' => 'application/vnd.dreamfactory',
  'dgc' => 'application/x-dgc-compressed',
  'dic' => 'text/x-c',
  'dir' => 'application/x-director',
  'dis' => 'application/vnd.mobius.dis',
  'dist' => 'application/octet-stream',
  'distz' => 'application/octet-stream',
  'djv' => 'image/vnd.djvu',
  'djvu' => 'image/vnd.djvu',
  'dll' => 'application/x-msdownload',
  'dmg' => 'application/x-apple-diskimage',
  'dmp' => 'application/vnd.tcpdump.pcap',
  'dms' => 'application/octet-stream',
  'dna' => 'application/vnd.dna',
  'doc' => 'application/msword',
  'docm' => 'application/vnd.ms-word.document.macroenabled.12',
  'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
  'dot' => 'application/msword',
  'dotm' => 'application/vnd.ms-word.template.macroenabled.12',
  'dotx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.template',
  'dp' => 'application/vnd.osgi.dp',
  'dpg' => 'application/vnd.dpgraph',
  'dra' => 'audio/vnd.dra',
  'dsc' => 'text/prs.lines.tag',
  'dssc' => 'application/dssc+der',
  'dtb' => 'application/x-dtbook+xml',
  'dtd' => 'application/xml-dtd',
  'dts' => 'audio/vnd.dts',
  'dtshd' => 'audio/vnd.dts.hd',
  'dump' => 'application/octet-stream',
  'dvb' => 'video/vnd.dvb.file',
  'dvi' => 'application/x-dvi',
  'dwf' => 'model/vnd.dwf',
  'dwg' => 'image/vnd.dwg',
  'dxf' => 'image/vnd.dxf',
  'dxp' => 'application/vnd.spotfire.dxp',
  'dxr' => 'application/x-director',
  'ecelp4800' => 'audio/vnd.nuera.ecelp4800',
  'ecelp7470' => 'audio/vnd.nuera.ecelp7470',
  'ecelp9600' => 'audio/vnd.nuera.ecelp9600',
  'ecma' => 'application/ecmascript',
  'edm' => 'application/vnd.novadigm.edm',
  'edx' => 'application/vnd.novadigm.edx',
  'efif' => 'application/vnd.picsel',
  'ei6' => 'application/vnd.pg.osasli',
  'elc' => 'application/octet-stream',
  'emf' => 'application/x-msmetafile',
  'eml' => 'message/rfc822',
  'emma' => 'application/emma+xml',
  'emz' => 'application/x-msmetafile',
  'eol' => 'audio/vnd.digital-winds',
  'eot' => 'application/vnd.ms-fontobject',
  'eps' => 'application/postscript',
  'epub' => 'application/epub+zip',
  'es3' => 'application/vnd.eszigno3+xml',
  'esa' => 'application/vnd.osgi.subsystem',
  'esf' => 'application/vnd.epson.esf',
  'et3' => 'application/vnd.eszigno3+xml',
  'etx' => 'text/x-setext',
  'eva' => 'application/x-eva',
  'event-stream' => 'text/event-stream',
  'evy' => 'application/x-envoy',
  'exe' => 'application/x-msdownload',
  'exi' => 'application/exi',
  'ext' => 'application/vnd.novadigm.ext',
  'ez' => 'application/andrew-inset',
  'ez2' => 'application/vnd.ezpix-album',
  'ez3' => 'application/vnd.ezpix-package',
  'f' => 'text/x-fortran',
  'f4v' => 'video/x-f4v',
  'f77' => 'text/x-fortran',
  'f90' => 'text/x-fortran',
  'fbs' => 'image/vnd.fastbidsheet',
  'fcdt' => 'application/vnd.adobe.formscentral.fcdt',
  'fcs' => 'application/vnd.isac.fcs',
  'fdf' => 'application/vnd.fdf',
  'fe_launch' => 'application/vnd.denovo.fcselayout-link',
  'fg5' => 'application/vnd.fujitsu.oasysgp',
  'fgd' => 'application/x-director',
  'fh' => 'image/x-freehand',
  'fh4' => 'image/x-freehand',
  'fh5' => 'image/x-freehand',
  'fh7' => 'image/x-freehand',
  'fhc' => 'image/x-freehand',
  'fig' => 'application/x-xfig',
  'flac' => 'audio/flac',
  'fli' => 'video/x-fli',
  'flo' => 'application/vnd.micrografx.flo',
  'flv' => 'video/x-flv',
  'flw' => 'application/vnd.kde.kivio',
  'flx' => 'text/vnd.fmi.flexstor',
  'fly' => 'text/vnd.fly',
  'fm' => 'application/vnd.framemaker',
  'fnc' => 'application/vnd.frogans.fnc',
  'for' => 'text/x-fortran',
  'fpx' => 'image/vnd.fpx',
  'frame' => 'application/vnd.framemaker',
  'fsc' => 'application/vnd.fsc.weblaunch',
  'fst' => 'image/vnd.fst',
  'ftc' => 'application/vnd.fluxtime.clip',
  'fti' => 'application/vnd.anser-web-funds-transfer-initiation',
  'fvt' => 'video/vnd.fvt',
  'fxp' => 'application/vnd.adobe.fxp',
  'fxpl' => 'application/vnd.adobe.fxp',
  'fzs' => 'application/vnd.fuzzysheet',
  'g2w' => 'application/vnd.geoplan',
  'g3' => 'image/g3fax',
  'g3w' => 'application/vnd.geospace',
  'gac' => 'application/vnd.groove-account',
  'gam' => 'application/x-tads',
  'gbr' => 'application/rpki-ghostbusters',
  'gca' => 'application/x-gca-compressed',
  'gdl' => 'model/vnd.gdl',
  'geo' => 'application/vnd.dynageo',
  'gex' => 'application/vnd.geometry-explorer',
  'ggb' => 'application/vnd.geogebra.file',
  'ggt' => 'application/vnd.geogebra.tool',
  'ghf' => 'application/vnd.groove-help',
  'gif' => 'image/gif',
  'gim' => 'application/vnd.groove-identity-message',
  'gml' => 'application/gml+xml',
  'gmx' => 'application/vnd.gmx',
  'gnumeric' => 'application/x-gnumeric',
  'gph' => 'application/vnd.flographit',
  'gpx' => 'application/gpx+xml',
  'gqf' => 'application/vnd.grafeq',
  'gqs' => 'application/vnd.grafeq',
  'gram' => 'application/srgs',
  'gramps' => 'application/x-gramps-xml',
  'gre' => 'application/vnd.geometry-explorer',
  'grv' => 'application/vnd.groove-injector',
  'grxml' => 'application/srgs+xml',
  'gsf' => 'application/x-font-ghostscript',
  'gtar' => 'application/x-gtar',
  'gtm' => 'application/vnd.groove-tool-message',
  'gtw' => 'model/vnd.gtw',
  'gv' => 'text/vnd.graphviz',
  'gxf' => 'application/gxf',
  'gxt' => 'application/vnd.geonext',
  'h' => 'text/x-c',
  'h261' => 'video/h261',
  'h263' => 'video/h263',
  'h264' => 'video/h264',
  'hal' => 'application/vnd.hal+xml',
  'hbci' => 'application/vnd.hbci',
  'hdf' => 'application/x-hdf',
  'hh' => 'text/x-c',
  'hlp' => 'application/winhlp',
  'hpgl' => 'application/vnd.hp-hpgl',
  'hpid' => 'application/vnd.hp-hpid',
  'hps' => 'application/vnd.hp-hps',
  'hqx' => 'application/mac-binhex40',
  'htc' => 'text/x-component',
  'htke' => 'application/vnd.kenameaapp',
  'htm' => 'text/html',
  'html' => 'text/html',
  'hvd' => 'application/vnd.yamaha.hv-dic',
  'hvp' => 'application/vnd.yamaha.hv-voice',
  'hvs' => 'application/vnd.yamaha.hv-script',
  'i2g' => 'application/vnd.intergeo',
  'icc' => 'application/vnd.iccprofile',
  'ice' => 'x-conference/x-cooltalk',
  'icm' => 'application/vnd.iccprofile',
  'ico' => 'image/x-icon',
  'ics' => 'text/calendar',
  'ief' => 'image/ief',
  'ifb' => 'text/calendar',
  'ifm' => 'application/vnd.shana.informed.formdata',
  'iges' => 'model/iges',
  'igl' => 'application/vnd.igloader',
  'igm' => 'application/vnd.insors.igm',
  'igs' => 'model/iges',
  'igx' => 'application/vnd.micrografx.igx',
  'iif' => 'application/vnd.shana.informed.interchange',
  'imp' => 'application/vnd.accpac.simply.imp',
  'ims' => 'application/vnd.ms-ims',
  'in' => 'text/plain',
  'ink' => 'application/inkml+xml',
  'inkml' => 'application/inkml+xml',
  'install' => 'application/x-install-instructions',
  'iota' => 'application/vnd.astraea-software.iota',
  'ipfix' => 'application/ipfix',
  'ipk' => 'application/vnd.shana.informed.package',
  'irm' => 'application/vnd.ibm.rights-management',
  'irp' => 'application/vnd.irepository.package+xml',
  'iso' => 'application/x-iso9660-image',
  'itp' => 'application/vnd.shana.informed.formtemplate',
  'ivp' => 'application/vnd.immervision-ivp',
  'ivu' => 'application/vnd.immervision-ivu',
  'jad' => 'text/vnd.sun.j2me.app-descriptor',
  'jam' => 'application/vnd.jam',
  'jar' => 'application/java-archive',
  'java' => 'text/x-java-source',
  'jisp' => 'application/vnd.jisp',
  'jlt' => 'application/vnd.hp-jlyt',
  'jnlp' => 'application/x-java-jnlp-file',
  'joda' => 'application/vnd.joost.joda-archive',
  'jpe' => 'image/jpeg',
  'jpeg' => 'image/jpeg',
  'jpg' => 'image/jpeg',
  'jpgm' => 'video/jpm',
  'jpgv' => 'video/jpeg',
  'jpm' => 'video/jpm',
  'js' => 'application/javascript',
  'json' => 'application/json',
  'jsonml' => 'application/jsonml+json',
  'kar' => 'audio/midi',
  'karbon' => 'application/vnd.kde.karbon',
  'kfo' => 'application/vnd.kde.kformula',
  'kia' => 'application/vnd.kidspiration',
  'kml' => 'application/vnd.google-earth.kml+xml',
  'kmz' => 'application/vnd.google-earth.kmz',
  'kne' => 'application/vnd.kinar',
  'knp' => 'application/vnd.kinar',
  'kon' => 'application/vnd.kde.kontour',
  'kpr' => 'application/vnd.kde.kpresenter',
  'kpt' => 'application/vnd.kde.kpresenter',
  'kpxx' => 'application/vnd.ds-keypoint',
  'ksp' => 'application/vnd.kde.kspread',
  'ktr' => 'application/vnd.kahootz',
  'ktx' => 'image/ktx',
  'ktz' => 'application/vnd.kahootz',
  'kwd' => 'application/vnd.kde.kword',
  'kwt' => 'application/vnd.kde.kword',
  'lasxml' => 'application/vnd.las.las+xml',
  'latex' => 'application/x-latex',
  'lbd' => 'application/vnd.llamagraphics.life-balance.desktop',
  'lbe' => 'application/vnd.llamagraphics.life-balance.exchange+xml',
  'les' => 'application/vnd.hhe.lesson-player',
  'lha' => 'application/x-lzh-compressed',
  'link66' => 'application/vnd.route66.link66+xml',
  'list' => 'text/plain',
  'list3820' => 'application/vnd.ibm.modcap',
  'listafp' => 'application/vnd.ibm.modcap',
  'lnk' => 'application/x-ms-shortcut',
  'log' => 'text/plain',
  'lostxml' => 'application/lost+xml',
  'lrf' => 'application/octet-stream',
  'lrm' => 'application/vnd.ms-lrm',
  'ltf' => 'application/vnd.frogans.ltf',
  'lua' => 'text/x-lua',
  'luac' => 'application/x-lua-bytecode',
  'lvp' => 'audio/vnd.lucent.voice',
  'lwp' => 'application/vnd.lotus-wordpro',
  'lzh' => 'application/x-lzh-compressed',
  'm13' => 'application/x-msmediaview',
  'm14' => 'application/x-msmediaview',
  'm1v' => 'video/mpeg',
  'm21' => 'application/mp21',
  'm2a' => 'audio/mpeg',
  'm2v' => 'video/mpeg',
  'm3a' => 'audio/mpeg',
  'm3u' => 'audio/x-mpegurl',
  'm3u8' => 'application/x-mpegURL',
  'm4a' => 'audio/mp4',
  'm4p' => 'application/mp4',
  'm4u' => 'video/vnd.mpegurl',
  'm4v' => 'video/x-m4v',
  'ma' => 'application/mathematica',
  'mads' => 'application/mads+xml',
  'mag' => 'application/vnd.ecowin.chart',
  'maker' => 'application/vnd.framemaker',
  'man' => 'text/troff',
  'manifest' => 'text/cache-manifest',
  'mar' => 'application/octet-stream',
  'markdown' => 'text/x-markdown',
  'mathml' => 'application/mathml+xml',
  'mb' => 'application/mathematica',
  'mbk' => 'application/vnd.mobius.mbk',
  'mbox' => 'application/mbox',
  'mc1' => 'application/vnd.medcalcdata',
  'mcd' => 'application/vnd.mcd',
  'mcurl' => 'text/vnd.curl.mcurl',
  'md' => 'text/x-markdown',
  'mdb' => 'application/x-msaccess',
  'mdi' => 'image/vnd.ms-modi',
  'me' => 'text/troff',
  'mesh' => 'model/mesh',
  'meta4' => 'application/metalink4+xml',
  'metalink' => 'application/metalink+xml',
  'mets' => 'application/mets+xml',
  'mfm' => 'application/vnd.mfmp',
  'mft' => 'application/rpki-manifest',
  'mgp' => 'application/vnd.osgeo.mapguide.package',
  'mgz' => 'application/vnd.proteus.magazine',
  'mid' => 'audio/midi',
  'midi' => 'audio/midi',
  'mie' => 'application/x-mie',
  'mif' => 'application/vnd.mif',
  'mime' => 'message/rfc822',
  'mj2' => 'video/mj2',
  'mjp2' => 'video/mj2',
  'mk3d' => 'video/x-matroska',
  'mka' => 'audio/x-matroska',
  'mkd' => 'text/x-markdown',
  'mks' => 'video/x-matroska',
  'mkv' => 'video/x-matroska',
  'mlp' => 'application/vnd.dolby.mlp',
  'mmd' => 'application/vnd.chipnuts.karaoke-mmd',
  'mmf' => 'application/vnd.smaf',
  'mmr' => 'image/vnd.fujixerox.edmics-mmr',
  'mng' => 'video/x-mng',
  'mny' => 'application/x-msmoney',
  'mobi' => 'application/x-mobipocket-ebook',
  'mods' => 'application/mods+xml',
  'mov' => 'video/quicktime',
  'movie' => 'video/x-sgi-movie',
  'mp2' => 'audio/mpeg',
  'mp21' => 'application/mp21',
  'mp2a' => 'audio/mpeg',
  'mp3' => 'audio/mpeg',
  'mp4' => 'video/mp4',
  'mp4a' => 'audio/mp4',
  'mp4s' => 'application/mp4',
  'mp4v' => 'video/mp4',
  'mpc' => 'application/vnd.mophun.certificate',
  'mpe' => 'video/mpeg',
  'mpeg' => 'video/mpeg',
  'mpg' => 'video/mpeg',
  'mpg4' => 'video/mp4',
  'mpga' => 'audio/mpeg',
  'mpkg' => 'application/vnd.apple.installer+xml',
  'mpm' => 'application/vnd.blueice.multipass',
  'mpn' => 'application/vnd.mophun.application',
  'mpp' => 'application/vnd.ms-project',
  'mpt' => 'application/vnd.ms-project',
  'mpy' => 'application/vnd.ibm.minipay',
  'mqy' => 'application/vnd.mobius.mqy',
  'mrc' => 'application/marc',
  'mrcx' => 'application/marcxml+xml',
  'ms' => 'text/troff',
  'mscml' => 'application/mediaservercontrol+xml',
  'mseed' => 'application/vnd.fdsn.mseed',
  'mseq' => 'application/vnd.mseq',
  'msf' => 'application/vnd.epson.msf',
  'msh' => 'model/mesh',
  'msi' => 'application/x-msdownload',
  'msl' => 'application/vnd.mobius.msl',
  'msty' => 'application/vnd.muvee.style',
  'mts' => 'model/vnd.mts',
  'mus' => 'application/vnd.musician',
  'musicxml' => 'application/vnd.recordare.musicxml+xml',
  'mvb' => 'application/x-msmediaview',
  'mwf' => 'application/vnd.mfer',
  'mxf' => 'application/mxf',
  'mxl' => 'application/vnd.recordare.musicxml',
  'mxml' => 'application/xv+xml',
  'mxs' => 'application/vnd.triscape.mxs',
  'mxu' => 'video/vnd.mpegurl',
  'n-gage' => 'application/vnd.nokia.n-gage.symbian.install',
  'n3' => 'text/n3',
  'nb' => 'application/mathematica',
  'nbp' => 'application/vnd.wolfram.player',
  'nc' => 'application/x-netcdf',
  'ncx' => 'application/x-dtbncx+xml',
  'nfo' => 'text/x-nfo',
  'ngdat' => 'application/vnd.nokia.n-gage.data',
  'nitf' => 'application/vnd.nitf',
  'nlu' => 'application/vnd.neurolanguage.nlu',
  'nml' => 'application/vnd.enliven',
  'nnd' => 'application/vnd.noblenet-directory',
  'nns' => 'application/vnd.noblenet-sealer',
  'nnw' => 'application/vnd.noblenet-web',
  'npx' => 'image/vnd.net-fpx',
  'nsc' => 'application/x-conference',
  'nsf' => 'application/vnd.lotus-notes',
  'ntf' => 'application/vnd.nitf',
  'nzb' => 'application/x-nzb',
  'oa2' => 'application/vnd.fujitsu.oasys2',
  'oa3' => 'application/vnd.fujitsu.oasys3',
  'oas' => 'application/vnd.fujitsu.oasys',
  'obd' => 'application/x-msbinder',
  'obj' => 'application/x-tgif',
  'oda' => 'application/oda',
  'odb' => 'application/vnd.oasis.opendocument.database',
  'odc' => 'application/vnd.oasis.opendocument.chart',
  'odf' => 'application/vnd.oasis.opendocument.formula',
  'odft' => 'application/vnd.oasis.opendocument.formula-template',
  'odg' => 'application/vnd.oasis.opendocument.graphics',
  'odi' => 'application/vnd.oasis.opendocument.image',
  'odm' => 'application/vnd.oasis.opendocument.text-master',
  'odp' => 'application/vnd.oasis.opendocument.presentation',
  'ods' => 'application/vnd.oasis.opendocument.spreadsheet',
  'odt' => 'application/vnd.oasis.opendocument.text',
  'oga' => 'audio/ogg',
  'ogg' => 'audio/ogg',
  'ogv' => 'video/ogg',
  'ogx' => 'application/ogg',
  'omdoc' => 'application/omdoc+xml',
  'onepkg' => 'application/onenote',
  'onetmp' => 'application/onenote',
  'onetoc' => 'application/onenote',
  'onetoc2' => 'application/onenote',
  'opf' => 'application/oebps-package+xml',
  'opml' => 'text/x-opml',
  'oprc' => 'application/vnd.palm',
  'org' => 'application/vnd.lotus-organizer',
  'osf' => 'application/vnd.yamaha.openscoreformat',
  'osfpvg' => 'application/vnd.yamaha.openscoreformat.osfpvg+xml',
  'otc' => 'application/vnd.oasis.opendocument.chart-template',
  'otf' => 'font/opentype',
  'otg' => 'application/vnd.oasis.opendocument.graphics-template',
  'oth' => 'application/vnd.oasis.opendocument.text-web',
  'oti' => 'application/vnd.oasis.opendocument.image-template',
  'otp' => 'application/vnd.oasis.opendocument.presentation-template',
  'ots' => 'application/vnd.oasis.opendocument.spreadsheet-template',
  'ott' => 'application/vnd.oasis.opendocument.text-template',
  'oxps' => 'application/oxps',
  'oxt' => 'application/vnd.openofficeorg.extension',
  'p' => 'text/x-pascal',
  'p10' => 'application/pkcs10',
  'p12' => 'application/x-pkcs12',
  'p7b' => 'application/x-pkcs7-certificates',
  'p7c' => 'application/pkcs7-mime',
  'p7m' => 'application/pkcs7-mime',
  'p7r' => 'application/x-pkcs7-certreqresp',
  'p7s' => 'application/pkcs7-signature',
  'p8' => 'application/pkcs8',
  'pas' => 'text/x-pascal',
  'paw' => 'application/vnd.pawaafile',
  'pbd' => 'application/vnd.powerbuilder6',
  'pbm' => 'image/x-portable-bitmap',
  'pcap' => 'application/vnd.tcpdump.pcap',
  'pcf' => 'application/x-font-pcf',
  'pcl' => 'application/vnd.hp-pcl',
  'pclxl' => 'application/vnd.hp-pclxl',
  'pct' => 'image/x-pict',
  'pcurl' => 'application/vnd.curl.pcurl',
  'pcx' => 'image/x-pcx',
  'pdb' => 'application/vnd.palm',
  'pdf' => 'application/pdf',
  'pfa' => 'application/x-font-type1',
  'pfb' => 'application/x-font-type1',
  'pfm' => 'application/x-font-type1',
  'pfr' => 'application/font-tdpfr',
  'pfx' => 'application/x-pkcs12',
  'pgm' => 'image/x-portable-graymap',
  'pgn' => 'application/x-chess-pgn',
  'pgp' => 'application/pgp-encrypted',
  'pic' => 'image/x-pict',
  'pkg' => 'application/octet-stream',
  'pki' => 'application/pkixcmp',
  'pkipath' => 'application/pkix-pkipath',
  'plb' => 'application/vnd.3gpp.pic-bw-large',
  'plc' => 'application/vnd.mobius.plc',
  'plf' => 'application/vnd.pocketlearn',
  'pls' => 'application/pls+xml',
  'pml' => 'application/vnd.ctc-posml',
  'png' => 'image/png',
  'pnm' => 'image/x-portable-anymap',
  'portpkg' => 'application/vnd.macports.portpkg',
  'pot' => 'application/vnd.ms-powerpoint',
  'potm' => 'application/vnd.ms-powerpoint.template.macroenabled.12',
  'potx' => 'application/vnd.openxmlformats-officedocument.presentationml.template',
  'ppam' => 'application/vnd.ms-powerpoint.addin.macroenabled.12',
  'ppd' => 'application/vnd.cups-ppd',
  'ppm' => 'image/x-portable-pixmap',
  'pps' => 'application/vnd.ms-powerpoint',
  'ppsm' => 'application/vnd.ms-powerpoint.slideshow.macroenabled.12',
  'ppsx' => 'application/vnd.openxmlformats-officedocument.presentationml.slideshow',
  'ppt' => 'application/vnd.ms-powerpoint',
  'pptm' => 'application/vnd.ms-powerpoint.presentation.macroenabled.12',
  'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
  'pqa' => 'application/vnd.palm',
  'prc' => 'application/x-mobipocket-ebook',
  'pre' => 'application/vnd.lotus-freelance',
  'prf' => 'application/pics-rules',
  'ps' => 'application/postscript',
  'psb' => 'application/vnd.3gpp.pic-bw-small',
  'psd' => 'image/vnd.adobe.photoshop',
  'psf' => 'application/x-font-linux-psf',
  'pskcxml' => 'application/pskc+xml',
  'ptid' => 'application/vnd.pvi.ptid1',
  'pub' => 'application/x-mspublisher',
  'pvb' => 'application/vnd.3gpp.pic-bw-var',
  'pwn' => 'application/vnd.3m.post-it-notes',
  'pya' => 'audio/vnd.ms-playready.media.pya',
  'pyv' => 'video/vnd.ms-playready.media.pyv',
  'qam' => 'application/vnd.epson.quickanime',
  'qbo' => 'application/vnd.intu.qbo',
  'qfx' => 'application/vnd.intu.qfx',
  'qps' => 'application/vnd.publishare-delta-tree',
  'qt' => 'video/quicktime',
  'qwd' => 'application/vnd.quark.quarkxpress',
  'qwt' => 'application/vnd.quark.quarkxpress',
  'qxb' => 'application/vnd.quark.quarkxpress',
  'qxd' => 'application/vnd.quark.quarkxpress',
  'qxl' => 'application/vnd.quark.quarkxpress',
  'qxt' => 'application/vnd.quark.quarkxpress',
  'ra' => 'audio/x-pn-realaudio',
  'ram' => 'audio/x-pn-realaudio',
  'rar' => 'application/x-rar-compressed',
  'ras' => 'image/x-cmu-raster',
  'rcprofile' => 'application/vnd.ipunplugged.rcprofile',
  'rdf' => 'application/rdf+xml',
  'rdz' => 'application/vnd.data-vision.rdz',
  'rep' => 'application/vnd.businessobjects',
  'res' => 'application/x-dtbresource+xml',
  'rgb' => 'image/x-rgb',
  'rif' => 'application/reginfo+xml',
  'rip' => 'audio/vnd.rip',
  'ris' => 'application/x-research-info-systems',
  'rl' => 'application/resource-lists+xml',
  'rlc' => 'image/vnd.fujixerox.edmics-rlc',
  'rld' => 'application/resource-lists-diff+xml',
  'rm' => 'application/vnd.rn-realmedia',
  'rmi' => 'audio/midi',
  'rmp' => 'audio/x-pn-realaudio-plugin',
  'rms' => 'application/vnd.jcp.javame.midlet-rms',
  'rmvb' => 'application/vnd.rn-realmedia-vbr',
  'rnc' => 'application/relax-ng-compact-syntax',
  'roa' => 'application/rpki-roa',
  'roff' => 'text/troff',
  'rp9' => 'application/vnd.cloanto.rp9',
  'rpss' => 'application/vnd.nokia.radio-presets',
  'rpst' => 'application/vnd.nokia.radio-preset',
  'rq' => 'application/sparql-query',
  'rs' => 'application/rls-services+xml',
  'rsd' => 'application/rsd+xml',
  'rss' => 'application/rss+xml',
  'rtf' => 'text/rtf',
  'rtx' => 'text/richtext',
  's' => 'text/x-asm',
  's3m' => 'audio/s3m',
  'saf' => 'application/vnd.yamaha.smaf-audio',
  'sbml' => 'application/sbml+xml',
  'sc' => 'application/vnd.ibm.secure-container',
  'scd' => 'application/x-msschedule',
  'scm' => 'application/vnd.lotus-screencam',
  'scq' => 'application/scvp-cv-request',
  'scs' => 'application/scvp-cv-response',
  'scurl' => 'text/vnd.curl.scurl',
  'sda' => 'application/vnd.stardivision.draw',
  'sdc' => 'application/vnd.stardivision.calc',
  'sdd' => 'application/vnd.stardivision.impress',
  'sdkd' => 'application/vnd.solent.sdkm+xml',
  'sdkm' => 'application/vnd.solent.sdkm+xml',
  'sdp' => 'application/sdp',
  'sdw' => 'application/vnd.stardivision.writer',
  'see' => 'application/vnd.seemail',
  'seed' => 'application/vnd.fdsn.seed',
  'sema' => 'application/vnd.sema',
  'semd' => 'application/vnd.semd',
  'semf' => 'application/vnd.semf',
  'ser' => 'application/java-serialized-object',
  'setpay' => 'application/set-payment-initiation',
  'setreg' => 'application/set-registration-initiation',
  'sfd-hdstx' => 'application/vnd.hydrostatix.sof-data',
  'sfs' => 'application/vnd.spotfire.sfs',
  'sfv' => 'text/x-sfv',
  'sgi' => 'image/sgi',
  'sgl' => 'application/vnd.stardivision.writer-global',
  'sgm' => 'text/sgml',
  'sgml' => 'text/sgml',
  'sh' => 'application/x-sh',
  'shar' => 'application/x-shar',
  'shf' => 'application/shf+xml',
  'sid' => 'image/x-mrsid-image',
  'sig' => 'application/pgp-signature',
  'sil' => 'audio/silk',
  'silo' => 'model/mesh',
  'sis' => 'application/vnd.symbian.install',
  'sisx' => 'application/vnd.symbian.install',
  'sit' => 'application/x-stuffit',
  'sitx' => 'application/x-stuffitx',
  'skd' => 'application/vnd.koan',
  'skm' => 'application/vnd.koan',
  'skp' => 'application/vnd.koan',
  'skt' => 'application/vnd.koan',
  'sldm' => 'application/vnd.ms-powerpoint.slide.macroenabled.12',
  'sldx' => 'application/vnd.openxmlformats-officedocument.presentationml.slide',
  'slt' => 'application/vnd.epson.salt',
  'sm' => 'application/vnd.stepmania.stepchart',
  'smf' => 'application/vnd.stardivision.math',
  'smi' => 'application/smil+xml',
  'smil' => 'application/smil+xml',
  'smv' => 'video/x-smv',
  'smzip' => 'application/vnd.stepmania.package',
  'snd' => 'audio/basic',
  'snf' => 'application/x-font-snf',
  'so' => 'application/octet-stream',
  'spc' => 'application/x-pkcs7-certificates',
  'spf' => 'application/vnd.yamaha.smaf-phrase',
  'spl' => 'application/x-futuresplash',
  'spot' => 'text/vnd.in3d.spot',
  'spp' => 'application/scvp-vp-response',
  'spq' => 'application/scvp-vp-request',
  'spx' => 'audio/ogg',
  'sql' => 'application/x-sql',
  'src' => 'application/x-wais-source',
  'srt' => 'application/x-subrip',
  'sru' => 'application/sru+xml',
  'srx' => 'application/sparql-results+xml',
  'ssdl' => 'application/ssdl+xml',
  'sse' => 'application/vnd.kodak-descriptor',
  'ssf' => 'application/vnd.epson.ssf',
  'ssml' => 'application/ssml+xml',
  'st' => 'application/vnd.sailingtracker.track',
  'stc' => 'application/vnd.sun.xml.calc.template',
  'std' => 'application/vnd.sun.xml.draw.template',
  'stf' => 'application/vnd.wt.stf',
  'sti' => 'application/vnd.sun.xml.impress.template',
  'stk' => 'application/hyperstudio',
  'stl' => 'application/vnd.ms-pki.stl',
  'str' => 'application/vnd.pg.format',
  'stw' => 'application/vnd.sun.xml.writer.template',
  'sub' => 'text/vnd.dvb.subtitle',
  'sus' => 'application/vnd.sus-calendar',
  'susp' => 'application/vnd.sus-calendar',
  'sv4cpio' => 'application/x-sv4cpio',
  'sv4crc' => 'application/x-sv4crc',
  'svc' => 'application/vnd.dvb.service',
  'svd' => 'application/vnd.svd',
  'svg' => 'image/svg+xml',
  'svgz' => 'image/svg+xml',
  'swa' => 'application/x-director',
  'swf' => 'application/x-shockwave-flash',
  'swi' => 'application/vnd.aristanetworks.swi',
  'sxc' => 'application/vnd.sun.xml.calc',
  'sxd' => 'application/vnd.sun.xml.draw',
  'sxg' => 'application/vnd.sun.xml.writer.global',
  'sxi' => 'application/vnd.sun.xml.impress',
  'sxm' => 'application/vnd.sun.xml.math',
  'sxw' => 'application/vnd.sun.xml.writer',
  't' => 'text/troff',
  't3' => 'application/x-t3vm-image',
  'taglet' => 'application/vnd.mynfc',
  'tao' => 'application/vnd.tao.intent-module-archive',
  'tar' => 'application/x-tar',
  'tcap' => 'application/vnd.3gpp2.tcap',
  'tcl' => 'application/x-tcl',
  'teacher' => 'application/vnd.smart.teacher',
  'tei' => 'application/tei+xml',
  'teicorpus' => 'application/tei+xml',
  'tex' => 'application/x-tex',
  'texi' => 'application/x-texinfo',
  'texinfo' => 'application/x-texinfo',
  'text' => 'text/plain',
  'tfi' => 'application/thraud+xml',
  'tfm' => 'application/x-tex-tfm',
  'tga' => 'image/x-tga',
  'thmx' => 'application/vnd.ms-officetheme',
  'tif' => 'image/tiff',
  'tiff' => 'image/tiff',
  'tmo' => 'application/vnd.tmobile-livetv',
  'torrent' => 'application/x-bittorrent',
  'tpl' => 'application/vnd.groove-tool-template',
  'tpt' => 'application/vnd.trid.tpt',
  'tr' => 'text/troff',
  'tra' => 'application/vnd.trueapp',
  'trm' => 'application/x-msterminal',
  'ts' => 'video/MP2T',
  'tsd' => 'application/timestamped-data',
  'tsv' => 'text/tab-separated-values',
  'ttc' => 'application/x-font-ttf',
  'ttf' => 'application/x-font-ttf',
  'ttl' => 'text/turtle',
  'twd' => 'application/vnd.simtech-mindmapper',
  'twds' => 'application/vnd.simtech-mindmapper',
  'txd' => 'application/vnd.genomatix.tuxedo',
  'txf' => 'application/vnd.mobius.txf',
  'txt' => 'text/plain',
  'u32' => 'application/x-authorware-bin',
  'udeb' => 'application/x-debian-package',
  'ufd' => 'application/vnd.ufdl',
  'ufdl' => 'application/vnd.ufdl',
  'ulx' => 'application/x-glulx',
  'umj' => 'application/vnd.umajin',
  'unityweb' => 'application/vnd.unity',
  'uoml' => 'application/vnd.uoml+xml',
  'uri' => 'text/uri-list',
  'uris' => 'text/uri-list',
  'urls' => 'text/uri-list',
  'ustar' => 'application/x-ustar',
  'utz' => 'application/vnd.uiq.theme',
  'uu' => 'text/x-uuencode',
  'uva' => 'audio/vnd.dece.audio',
  'uvd' => 'application/vnd.dece.data',
  'uvf' => 'application/vnd.dece.data',
  'uvg' => 'image/vnd.dece.graphic',
  'uvh' => 'video/vnd.dece.hd',
  'uvi' => 'image/vnd.dece.graphic',
  'uvm' => 'video/vnd.dece.mobile',
  'uvp' => 'video/vnd.dece.pd',
  'uvs' => 'video/vnd.dece.sd',
  'uvt' => 'application/vnd.dece.ttml+xml',
  'uvu' => 'video/vnd.uvvu.mp4',
  'uvv' => 'video/vnd.dece.video',
  'uvva' => 'audio/vnd.dece.audio',
  'uvvd' => 'application/vnd.dece.data',
  'uvvf' => 'application/vnd.dece.data',
  'uvvg' => 'image/vnd.dece.graphic',
  'uvvh' => 'video/vnd.dece.hd',
  'uvvi' => 'image/vnd.dece.graphic',
  'uvvm' => 'video/vnd.dece.mobile',
  'uvvp' => 'video/vnd.dece.pd',
  'uvvs' => 'video/vnd.dece.sd',
  'uvvt' => 'application/vnd.dece.ttml+xml',
  'uvvu' => 'video/vnd.uvvu.mp4',
  'uvvv' => 'video/vnd.dece.video',
  'uvvx' => 'application/vnd.dece.unspecified',
  'uvvz' => 'application/vnd.dece.zip',
  'uvx' => 'application/vnd.dece.unspecified',
  'uvz' => 'application/vnd.dece.zip',
  'vcard' => 'text/vcard',
  'vcd' => 'application/x-cdlink',
  'vcf' => 'text/x-vcard',
  'vcg' => 'application/vnd.groove-vcard',
  'vcs' => 'text/x-vcalendar',
  'vcx' => 'application/vnd.vcx',
  'vis' => 'application/vnd.visionary',
  'viv' => 'video/vnd.vivo',
  'vob' => 'video/x-ms-vob',
  'vor' => 'application/vnd.stardivision.writer',
  'vox' => 'application/x-authorware-bin',
  'vrml' => 'model/vrml',
  'vsd' => 'application/vnd.visio',
  'vsf' => 'application/vnd.vsf',
  'vss' => 'application/vnd.visio',
  'vst' => 'application/vnd.visio',
  'vsw' => 'application/vnd.visio',
  'vtt' => 'text/vtt',
  'vtu' => 'model/vnd.vtu',
  'vxml' => 'application/voicexml+xml',
  'w3d' => 'application/x-director',
  'wad' => 'application/x-doom',
  'wav' => 'audio/x-wav',
  'wax' => 'audio/x-ms-wax',
  'wbmp' => 'image/vnd.wap.wbmp',
  'wbs' => 'application/vnd.criticaltools.wbs+xml',
  'wbxml' => 'application/vnd.wap.wbxml',
  'wcm' => 'application/vnd.ms-works',
  'wdb' => 'application/vnd.ms-works',
  'wdp' => 'image/vnd.ms-photo',
  'weba' => 'audio/webm',
  'webapp' => 'application/x-web-app-manifest+json',
  'webm' => 'video/webm',
  'webp' => 'image/webp',
  'wg' => 'application/vnd.pmi.widget',
  'wgt' => 'application/widget',
  'wks' => 'application/vnd.ms-works',
  'wm' => 'video/x-ms-wm',
  'wma' => 'audio/x-ms-wma',
  'wmd' => 'application/x-ms-wmd',
  'wmf' => 'application/x-msmetafile',
  'wml' => 'text/vnd.wap.wml',
  'wmlc' => 'application/vnd.wap.wmlc',
  'wmls' => 'text/vnd.wap.wmlscript',
  'wmlsc' => 'application/vnd.wap.wmlscriptc',
  'wmv' => 'video/x-ms-wmv',
  'wmx' => 'video/x-ms-wmx',
  'wmz' => 'application/x-msmetafile',
  'woff' => 'application/x-font-woff',
  'wpd' => 'application/vnd.wordperfect',
  'wpl' => 'application/vnd.ms-wpl',
  'wps' => 'application/vnd.ms-works',
  'wqd' => 'application/vnd.wqd',
  'wri' => 'application/x-mswrite',
  'wrl' => 'model/vrml',
  'wsdl' => 'application/wsdl+xml',
  'wspolicy' => 'application/wspolicy+xml',
  'wtb' => 'application/vnd.webturbo',
  'wvx' => 'video/x-ms-wvx',
  'x32' => 'application/x-authorware-bin',
  'x3d' => 'model/x3d+xml',
  'x3db' => 'model/x3d+binary',
  'x3dbz' => 'model/x3d+binary',
  'x3dv' => 'model/x3d+vrml',
  'x3dvz' => 'model/x3d+vrml',
  'x3dz' => 'model/x3d+xml',
  'xaml' => 'application/xaml+xml',
  'xap' => 'application/x-silverlight-app',
  'xar' => 'application/vnd.xara',
  'xbap' => 'application/x-ms-xbap',
  'xbd' => 'application/vnd.fujixerox.docuworks.binder',
  'xbm' => 'image/x-xbitmap',
  'xdf' => 'application/xcap-diff+xml',
  'xdm' => 'application/vnd.syncml.dm+xml',
  'xdp' => 'application/vnd.adobe.xdp+xml',
  'xdssc' => 'application/dssc+xml',
  'xdw' => 'application/vnd.fujixerox.docuworks',
  'xenc' => 'application/xenc+xml',
  'xer' => 'application/patch-ops-error+xml',
  'xfdf' => 'application/vnd.adobe.xfdf',
  'xfdl' => 'application/vnd.xfdl',
  'xht' => 'application/xhtml+xml',
  'xhtml' => 'application/xhtml+xml',
  'xhvml' => 'application/xv+xml',
  'xif' => 'image/vnd.xiff',
  'xla' => 'application/vnd.ms-excel',
  'xlam' => 'application/vnd.ms-excel.addin.macroenabled.12',
  'xlc' => 'application/vnd.ms-excel',
  'xlf' => 'application/x-xliff+xml',
  'xlm' => 'application/vnd.ms-excel',
  'xls' => 'application/vnd.ms-excel',
  'xlsb' => 'application/vnd.ms-excel.sheet.binary.macroenabled.12',
  'xlsm' => 'application/vnd.ms-excel.sheet.macroenabled.12',
  'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
  'xlt' => 'application/vnd.ms-excel',
  'xltm' => 'application/vnd.ms-excel.template.macroenabled.12',
  'xltx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.template',
  'xlw' => 'application/vnd.ms-excel',
  'xm' => 'audio/xm',
  'xml' => 'application/xml',
  'xo' => 'application/vnd.olpc-sugar',
  'xop' => 'application/xop+xml',
  'xpi' => 'application/x-xpinstall',
  'xpl' => 'application/xproc+xml',
  'xpm' => 'image/x-xpixmap',
  'xpr' => 'application/vnd.is-xpr',
  'xps' => 'application/vnd.ms-xpsdocument',
  'xpw' => 'application/vnd.intercon.formnet',
  'xpx' => 'application/vnd.intercon.formnet',
  'xsl' => 'application/xml',
  'xslt' => 'application/xslt+xml',
  'xsm' => 'application/vnd.syncml+xml',
  'xspf' => 'application/xspf+xml',
  'xul' => 'application/vnd.mozilla.xul+xml',
  'xvm' => 'application/xv+xml',
  'xvml' => 'application/xv+xml',
  'xwd' => 'image/x-xwindowdump',
  'xyz' => 'chemical/x-xyz',
  'xz' => 'application/x-xz',
  'yang' => 'application/yang',
  'yin' => 'application/yin+xml',
  'z1' => 'application/x-zmachine',
  'z2' => 'application/x-zmachine',
  'z3' => 'application/x-zmachine',
  'z4' => 'application/x-zmachine',
  'z5' => 'application/x-zmachine',
  'z6' => 'application/x-zmachine',
  'z7' => 'application/x-zmachine',
  'z8' => 'application/x-zmachine',
  'zaz' => 'application/vnd.zzazz.deck+xml',
  'zip' => 'application/zip',
  'zir' => 'application/vnd.zul',
  'zirz' => 'application/vnd.zul',
  'zmm' => 'application/vnd.handheld-entertainment+xml'
);