custom-types.json

{
  "application/atom+xml": {
    "compressible": true,
    "sources": [
      "http://en.wikipedia.org/wiki/Atom_(standard)"
    ]
  },
  "application/bdoc": {
    "compressible": false,
    "extensions": ["bdoc"],
    "notes": "Digital signature container",
    "sources": [
      "http://wpki.eu/wiki/upload/4/4f/BDoc-1.02.pdf",
      "http://www.id.ee/public/bdoc-spec21.pdf"
    ]
  },
  "application/dart": {
    "compressible": true
  },
  "application/dash+xml": {
    "extensions": ["mpd"],
    "sources": [
      "https://www.iana.org/assignments/media-types/application/dash+xml"
    ]
  },
  "application/ecmascript": {
    "compressible": true
  },
  "application/edi-x12": {
    "compressible": false
  },
  "application/edifact": {
    "compressible": false
  },
  "application/font-woff": {
    "compressible": false,
    "sources": [
      "https://github.com/h5bp/server-configs-apache/issues/42"
    ],
    "notes": "File type is already a binary compressed format."
  },
  "application/font-woff2": {
    "compressible": false,
    "extensions": ["woff2"],
    "sources": [
      "http://dev.w3.org/webfonts/WOFF2/spec/#IMT"
    ],
    "notes": "File type is already a binary compressed format."
  },
  "application/gzip": {
    "compressible": false
  },
  "application/java-archive": {
    "compressible": false
  },
  "application/java-serialized-object": {
    "compressible": false
  },
  "application/java-vm": {
    "compressible": false
  },
  "application/javascript": {
    "charset": "UTF-8",
    "compressible": true
  },
  "application/json": {
    "charset": "UTF-8",
    "compressible": true,
    "extensions": ["map"]
  },
  "application/json5": {
    "extensions": ["json5"]
  },
  "application/ld+json": {
    "extensions": ["jsonld"]
  },
  "application/manifest+json": {
    "charset": "UTF-8",
    "compressible": true,
    "extensions": ["webmanifest"],
    "sources": [
      "http://w3c.github.io/manifest/#h-media-type-registration"
    ]
  },
  "application/mp4": {
    "extensions": ["m4p"]
  },
  "application/msword": {
    "compressible": false
  },
  "application/octet-stream": {
    "compressible": false,
    "extensions": ["buffer"],
    "sources": [
      "https://github.com/broofa/node-mime/blob/v1.2.11/types/mime.types#L154"
    ]
  },
  "application/ogg": {
    "compressible": false
  },
  "application/pdf": {
    "compressible": false
  },
  "application/pgp-encrypted": {
    "compressible": false
  },
  "application/postscript": {
    "compressible": true
  },
  "application/rdf+xml": {
    "compressible": true,
    "sources": [
      "http://en.wikipedia.org/wiki/RDF/XML"
    ]
  },
  "application/rss+xml": {
    "compressible": true
  },
  "application/rtf": {
    "compressible": true
  },
  "application/soap+xml": {
    "compressible": true,
    "sources": [
      "http://en.wikipedia.org/wiki/SOAP"
    ]
  },
  "application/tar": {
    "compressible": true
  },
  "application/vnd.android.package-archive": {
    "compressible": false
  },
  "application/vnd.apple.pkpass": {
    "compressible": false,
    "extensions": ["pkpass"],
    "sources": [
      "https://developer.apple.com/library/ios/documentation/UserExperience/Conceptual/PassKit_PG/Chapters/Creating.html"
    ]
  },
  "application/vnd.dart": {
    "compressible": true
  },
  "application/vnd.google-apps.document": {
    "compressible": false,
    "extensions": ["gdoc"],
    "sources": [
      "https://developers.google.com/drive/v2/web/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-earth.kml+xml": {
    "compressible": true,
    "sources": [
      "https://developers.google.com/kml/documentation/kml_tut"
    ]
  },
  "application/vnd.google-earth.kmz": {
    "compressible": false
  },
  "application/vnd.google-apps.presentation": {
    "compressible": false,
    "extensions": ["gslides"],
    "sources": [
      "https://developers.google.com/drive/v2/web/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.spreadsheet": {
    "compressible": false,
    "extensions": ["gsheet"],
    "sources": [
      "https://developers.google.com/drive/v2/web/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.mozilla.xul+xml": {
    "compressible": true,
    "sources": [
      "http://en.wikipedia.org/wiki/XUL"
    ]
  },
  "application/vnd.ms-excel": {
    "compressible": false
  },
  "application/vnd.ms-fontobject": {
    "compressible": true,
    "sources": [
      "http://www.phpied.com/gzip-your-font-face-files/"
    ]
  },
  "application/vnd.ms-opentype": {
    "compressible": true,
    "sources": [
      "http://www.phpied.com/gzip-your-font-face-files/"
    ]
  },
  "application/vnd.ms-powerpoint": {
    "compressible": false
  },
  "application/vnd.ms-xpsdocument": {
    "compressible": false
  },
  "application/vnd.oasis.opendocument.graphics": {
    "compressible": false
  },
  "application/vnd.oasis.opendocument.presentation": {
    "compressible": false
  },
  "application/vnd.oasis.opendocument.spreadsheet": {
    "compressible": false
  },
  "application/vnd.oasis.opendocument.text": {
    "compressible": false,
    "sources": [
      "http://en.wikipedia.org/wiki/OpenDocument_technical_specification#File_types"
    ]
  },
  "application/vnd.openxmlformats-officedocument.presentationml.presentation": {
    "compressible": false
  },
  "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet": {
    "compressible": false
  },
  "application/vnd.openxmlformats-officedocument.wordprocessingml.document": {
    "compressible": false
  },
  "application/x-7z-compressed": {
    "compressible": false
  },
  "application/x-bdoc": {
    "compressible": false,
    "extensions": ["bdoc"],
    "notes": "Digital signature container",
    "sources": [
      "http://wpki.eu/wiki/upload/4/4f/BDoc-1.02.pdf",
      "http://www.id.ee/public/bdoc-spec21.pdf"
    ]
  },
  "application/x-bzip": {
    "compressible": false
  },
  "application/x-bzip2": {
    "compressible": false
  },
  "application/x-chrome-extension": {
    "extensions": ["crx"]
  },
  "application/x-deb": {
    "compressible": false
  },
  "application/x-dvi": {
    "compressible": false
  },
  "application/x-font-otf": {
    "compressible": true,
    "sources": [
      "http://www.phpied.com/gzip-your-font-face-files/"
    ]
  },
  "application/x-font-ttf": {
    "compressible": true,
    "sources": [
      "http://www.phpied.com/gzip-your-font-face-files/"
    ]
  },
  "application/x-httpd-php": {
    "compressible": true,
    "extensions": ["php"],
    "sources": [
      "http://php.net/manual/en/faq.installation.php"
    ]
  },
  "application/x-java-jnlp-file": {
    "compressible": false
  },
  "application/x-javascript": {
    "compressible": true
  },
  "application/x-latex": {
    "compressible": false
  },
  "application/x-lua-bytecode": {
    "extensions": ["luac"]
  },
  "application/x-mpegurl": {
    "compressible": false
  },
  "application/x-msdos-program": {
    "extensions": ["exe"],
    "sources": [
      "https://bugzilla.mozilla.org/show_bug.cgi?id=250938"
    ]
  },
  "application/x-ns-proxy-autoconfig": {
    "compressible": true,
    "extensions": ["pac"],
    "sources": [
      "https://web.archive.org/web/20070602031929/http://wp.netscape.com/eng/mozilla/2.0/relnotes/demo/proxy-live.html",
      "https://en.wikipedia.org/wiki/Proxy_auto-config#The_PAC_File"
    ]
  },
  "application/x-pkcs12": {
    "compressible": false
  },
  "application/x-rar-compressed": {
    "compressible": false
  },
  "application/x-sh": {
    "compressible": true
  },
  "application/x-shockwave-flash": {
    "compressible": false
  },
  "application/x-stuffit": {
    "compressible": false
  },
  "application/x-tar": {
    "compressible": true
  },
  "application/x-web-app-manifest+json": {
    "extensions": ["webapp"]
  },
  "application/x-www-form-urlencoded": {
    "compressible": true
  },
  "application/x-xpinstall": {
    "compressible": false
  },
  "application/xhtml+xml": {
    "compressible": true
  },
  "application/xml": {
    "compressible": true,
    "extensions": ["xsd", "rng"],
    "sources": [
      "http://en.wikipedia.org/wiki/RELAX_NG"
    ]
  },
  "application/xml-dtd": {
    "compressible": true,
    "sources": [
      "http://en.wikipedia.org/wiki/Document_type_definition"
    ]
  },
  "application/xop+xml": {
    "compressible": true
  },
  "application/zip": {
    "compressible": false
  },
  "audio/l24": {
    "compressible": false
  },
  "audio/3gpp": {
    "compressible": false,
    "extensions": ["3gpp"]
  },
  "audio/basic": {
    "compressible": false
  },
  "audio/mp4": {
    "compressible": false
  },
  "audio/mpeg": {
    "compressible": false
  },
  "audio/ogg": {
    "compressible": false
  },
  "audio/wav": {
    "compressible": false,
    "extensions": ["wav"]
  },
  "audio/wave": {
    "compressible": false,
    "extensions": ["wav"]
  },
  "audio/vnd.rn-realaudio": {
    "compressible": false
  },
  "audio/vnd.wave": {
    "compressible": false
  },
  "audio/vorbis": {
    "compressible": false
  },
  "audio/webm": {
    "compressible": false
  },
  "audio/x-aac": {
    "compressible": false
  },
  "audio/x-caf": {
    "compressible": false
  },
  "font/opentype": {
    "compressible": true,
    "extensions": ["otf"],
    "sources": [
      "http://www.phpied.com/gzip-your-font-face-files/"
    ]
  },
  "image/bmp": {
    "compressible": true,
    "sources": [
      "http://stackoverflow.com/a/12770116"
    ]
  },
  "image/gif": {
    "compressible": false
  },
  "image/jpeg": {
    "compressible": false
  },
  "image/pjpeg": {
    "compressible": false
  },
  "image/png": {
    "compressible": false
  },
  "image/svg+xml": {
    "compressible": true
  },
  "image/tiff": {
    "compressible": false,
    "sources": [
      "http://stackoverflow.com/a/12770116"
    ],
    "notes": "Gains insignificant in testing."
  },
  "image/vnd.adobe.photoshop": {
    "compressible": true
  },
  "image/x-icon": {
    "compressible": true,
    "sources": [
      "http://en.wikipedia.org/wiki/ICO_(file_format)"
    ],
    "notes": "Usually a wrapper for .bmp formated images."
  },
  "image/x-ms-bmp": {
    "compressible": true,
    "sources": [
      "http://stackoverflow.com/a/12770116"
    ]
  },
  "image/x-xcf": {
    "compressible": false
  },
  "message/http": {
    "compressible": false,
    "sources": [
      "http://stackoverflow.com/a/1450163"
    ],
    "notes": "It is safest to leave these uncompressed."
  },
  "message/imdn+xml": {
    "compressible": true,
    "sources": [
      "http://tools.ietf.org/html/rfc5438"
    ]
  },
  "message/partial": {
    "compressible": false
  },
  "message/rfc822": {
    "compressible": true,
    "sources": [
      "http://en.wikipedia.org/wiki/MIME#Multipart_subtypes"
    ]
  },
  "model/iges": {
    "compressible": false
  },
  "model/mesh": {
    "compressible": false
  },
  "model/vrml": {
    "compressible": false
  },
  "model/x3d+binary": {
    "compressible": false
  },
  "model/x3d+vrml": {
    "compressible": false
  },
  "model/x3d+xml": {
    "compressible": true,
    "sources": [
      "http://edutechwiki.unige.ch/en/X3D_file_structure"
    ]
  },
  "multipart/alternative": {
    "compressible": false
  },
  "multipart/encrypted": {
    "compressible": false
  },
  "multipart/form-data": {
    "compressible": false
  },
  "multipart/mixed": {
    "compressible": false
  },
  "multipart/related": {
    "compressible": false
  },
  "multipart/signed": {
    "compressible": false
  },
  "text/cache-manifest": {
    "compressible": true,
    "extensions": ["manifest"],
    "sources": [
      "https://bugzilla.mozilla.org/show_bug.cgi?id=715191#c2"
    ],
    "notes": "I think so."
  },
  "text/calender": {
    "compressible": true,
    "sources": [
      "http://en.wikipedia.org/wiki/ICalendar"
    ],
    "notes": "Probably needs to be uncompressed before sent to iCalender."
  },
  "text/cmd": {
    "compressible": true
  },
  "text/coffeescript": {
    "extensions": ["coffee", "litcoffee"]
  },
  "text/css": {
    "compressible": true
  },
  "text/csv": {
    "compressible": true
  },
  "text/hjson": {
    "extensions": ["hjson"]
  },
  "text/html": {
    "compressible": true
  },
  "text/jade": {
    "extensions": ["jade"]
  },
  "text/javascript": {
    "compressible": true
  },
  "text/jsx": {
    "compressible": true,
    "extensions": ["jsx"],
    "sources": [
      "http://facebook.github.io/react/docs/getting-started.html"
    ]
  },
  "text/less": {
    "extensions": ["less"]
  },
  "text/n3": {
    "compressible": true,
    "sources": [
      "http://en.wikipedia.org/wiki/Notation3"
    ]
  },
  "text/plain": {
    "compressible": true,
    "extensions": ["ini"]
  },
  "text/richtext": {
    "compressible": true
  },
  "text/rtf": {
    "compressible": true,
    "extensions": ["rtf"]
  },
  "text/slim": {
    "extensions": ["slim","slm"],
    "sources": [
       "http://slim-lang.com/"
    ]
  },
  "text/stylus": {
    "extensions": ["stylus","styl"]
  },
  "text/tab-separated-values": {
    "compressible": true
  },
  "text/uri-list": {
    "compressible": true
  },
  "text/vcard": {
    "compressible": true
  },
  "text/vtt": {
    "charset": "UTF-8",
    "compressible": true,
    "extensions": ["vtt"],
    "sources": [
       "http://tools.ietf.org/html/draft-pantos-http-live-streaming-13"
    ]
  },
  "text/x-gwt-rpc": {
    "compressible": true
  },
  "text/x-handlebars-template": {
    "extensions": ["hbs"]
  },
  "text/x-jquery-tmpl": {
    "compressible": true
  },
  "text/x-lua": {
    "extensions": ["lua"]
  },
  "text/x-markdown": {
    "compressible": true,
    "extensions": ["markdown","md","mkd"]
  },
  "text/x-processing": {
    "compressible": true,
    "extensions": ["pde"],
    "sources": [
      "https://en.wikipedia.org/wiki/Processing_(programming_language)"
    ]
  },
  "text/x-sass": {
    "extensions": ["sass"]
  },
  "text/x-scss": {
    "extensions": ["scss"]
  },
  "text/x-suse-ymp": {
    "compressible": true,
    "extensions": ["ymp"],
    "sources": [
      "https://en.opensuse.org/openSUSE:One_Click_Install",
      "https://news.opensuse.org/2007/08/01/benjis-one-click-install-gets-supported-by-opensuse-build-service/"
    ]
  },
  "text/xml": {
    "compressible": true
  },
  "text/yaml": {
    "extensions": ["yaml","yml"]
  },
  "video/mp2t": {
    "extensions": ["ts"]
  },
  "video/mp4": {
    "compressible": false
  },
  "video/mpeg": {
    "compressible": false
  },
  "video/ogg": {
    "compressible": false
  },
  "video/quicktime": {
    "compressible": false
  },
  "video/webm": {
    "compressible": false
  },
  "video/x-flv": {
    "compressible": false
  },
  "video/x-matroska": {
    "compressible": false
  },
  "video/x-ms-wmv": {
    "compressible": false
  },
  "x-shader/x-fragment": {
    "compressible": true,
    "sources": [
      "https://developer.mozilla.org/en-US/docs/Web/WebGL/Adding_2D_content_to_a_WebGL_context",
      "https://bugzilla.mozilla.org/show_bug.cgi?id=715191#c2"
    ]
  },
  "x-shader/x-vertex": {
    "compressible": true,
    "sources": [
      "https://developer.mozilla.org/en-US/docs/Web/WebGL/Adding_2D_content_to_a_WebGL_context"
    ]
  }
}