{
  "application/appinstaller": {
    "compressible": false,
    "extensions": ["appinstaller"],
    "sources": [
      "https://learn.microsoft.com/en-us/windows/msix/app-installer/installing-windows10-apps-web"
    ]
  },
  "application/appx": {
    "compressible": false,
    "extensions": ["appx"],
    "sources": [
      "https://learn.microsoft.com/en-us/windows/msix/app-installer/installing-windows10-apps-web"
    ]
  },
  "application/appxbundle": {
    "compressible": false,
    "extensions": ["appxbundle"],
    "sources": [
      "https://learn.microsoft.com/en-us/windows/msix/app-installer/installing-windows10-apps-web"
    ]
  },
  "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/ecmascript": {
    "compressible": true,
    "sources": [
      "https://tools.ietf.org/rfc/rfc4329.txt",
      "https://www.iana.org/assignments/media-types/application/ecmascript"
    ]
  },
  "application/edi-x12": {
    "compressible": false
  },
  "application/edifact": {
    "compressible": false
  },
  "application/fido.trusted-apps+json": {
    "sources": [
      "https://fidoalliance.org/specs/fido-u2f-v1.0-ps-20141009/fido-appid-and-facets-ps-20141009.html"
    ]
  },
  "application/font-woff": {
    "compressible": false,
    "notes": "File type is already a binary compressed format.",
    "sources": [
      "https://github.com/h5bp/server-configs-apache/issues/42"
    ]
  },
  "application/geo+json": {
    "extensions": ["geojson"],
    "sources": [
      "https://tools.ietf.org/rfc/rfc7946.txt",
      "https://www.iana.org/assignments/media-types/application/geo+json"
    ]
  },
  "application/gzip": {
    "compressible": false
  },
  "application/hjson": {
    "extensions": ["hjson"],
    "sources": [
      "https://hjson.github.io/rfc.html#rfc.section.1.3"
    ]
  },
  "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/manifest+json": {
    "charset": "UTF-8",
    "sources": [
      "http://w3c.github.io/manifest/#h-media-type-registration"
    ]
  },
  "application/mp4": {
    "extensions": ["m4p"]
  },
  "application/msix": {
    "compressible": false,
    "extensions": ["msix"],
    "sources": [
      "https://learn.microsoft.com/en-us/windows/msix/app-installer/installing-windows10-apps-web"
    ]
  },
  "application/msixbundle": {
    "compressible": false,
    "extensions": ["msixbundle"],
    "sources": [
      "https://learn.microsoft.com/en-us/windows/msix/app-installer/installing-windows10-apps-web"
    ]
  },
  "application/msword": {
    "compressible": false
  },
  "application/node": {
    "extensions": ["cjs"],
    "sources": [
      "https://www.iana.org/assignments/media-types/application/node"
    ]
  },
  "application/octet-stream": {
    "compressible": true,
    "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/pgp-keys": {
    "extensions": ["asc"],
    "sources": [
      "http://www.iana.org/assignments/media-types/application/pgp-keys"
    ]
  },
  "application/postscript": {
    "compressible": true
  },
  "application/raml+yaml": {
    "compressible": true,
    "extensions": ["raml"],
    "sources": [
      "http://raml.org/spec.html"
    ]
  },
  "application/rdf+xml": {
    "compressible": true,
    "extensions": ["owl"],
    "notes": "OWL 1 recommends using '.rdf' or '.owl' as extensions under the 'application/rdf+xml' mime type",
    "sources": [
      "https://www.w3.org/TR/owl-ref/#MIMEType"
    ]
  },
  "application/rtf": {
    "compressible": true
  },
  "application/sieve": {
    "extensions": ["siv","sieve"],
    "sources": [
      "https://tools.ietf.org/rfc/rfc5228.txt",
      "https://www.iana.org/assignments/media-types/application/sieve"
    ]
  },
  "application/tar": {
    "compressible": true
  },
  "application/toml": {
    "extensions": ["toml"],
    "sources" : [
      "https://github.com/toml-lang/toml"
    ],
    "compressible": true
  },
  "application/ubjson": {
    "extensions": ["ubj"],
    "sources" : [
      "http://ubjson.org/"
    ],
    "compressible": false
  },
  "application/vnd.android.package-archive": {
    "compressible": false
  },
  "application/vnd.apple.pkpass": {
    "compressible": false,
    "extensions": ["pkpass"],
    "sources": [
      "https://developer.apple.com/library/content/documentation/UserExperience/Conceptual/PassKit_PG/DistributingPasses.html"
    ]
  },
  "application/vnd.autodesk.fbx": {
    "extensions": ["fbx"],
    "sources": [
      "https://code.blender.org/2013/08/fbx-binary-file-format-specification/"
    ],
    "notes": "one of the main 3D exchange formats as used by many 3D tools"
  },
  "application/vnd.dart": {
    "compressible": true
  },
  "application/vnd.google-apps.audio": {
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.document": {
    "compressible": false,
    "extensions": ["gdoc"],
    "notes": "Google Docs",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.drive-sdk": {
    "compressible": false,
    "notes": "Third-party shortcut",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.drawing": {
    "compressible": false,
    "extensions": ["gdraw"],
    "notes": "Google Drawings",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.file": {
    "notes": "Google Drive file",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.folder": {
    "compressible": false,
    "notes": "Google Drive folder",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.form": {
    "compressible": false,
    "extensions": ["gform"],
    "notes": "Google Forms",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.fusiontable": {
    "notes": "Google Fusion Tables",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.jam": {
    "compressible": false,
    "extensions": ["gjam"],
    "notes": "Google Jamboard",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.mail-layout": {
    "notes": "Email layout",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.map": {
    "compressible": false,
    "extensions": ["gmap"],
    "notes": "Google My Maps",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.photo": {
    "notes": "Google Photos",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.presentation": {
    "compressible": false,
    "extensions": ["gslides"],
    "notes": "Google Slides",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.script": {
    "compressible": false,
    "extensions": ["gscript"],
    "notes": "Google Apps Script",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.shortcut": {
    "notes": "Shortcut",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.site": {
    "compressible": false,
    "extensions": ["gsite"],
    "notes": "Google Sites",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.spreadsheet": {
    "compressible": false,
    "extensions": ["gsheet"],
    "notes": "Google Sheets",
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.unknown": {
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-apps.video": {
    "sources": [
      "https://developers.google.com/drive/api/guides/mime-types",
      "https://support.google.com/drive/answer/2374983?hl=en"
    ]
  },
  "application/vnd.google-earth.kmz": {
    "compressible": false
  },
  "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-outlook": {
    "compressible": false,
    "extensions": ["msg"]
  },
  "application/vnd.ms-powerpoint": {
    "compressible": false
  },
  "application/vnd.ms-xpsdocument": {
    "compressible": false
  },
  "application/vnd.procreate.brush": {
    "extensions": ["brush"],
    "sources": [
      "https://help.procreate.com/procreate/handbook/brushes/brushes-share"
    ],
    "notes": "Procreate Brush"
  },
  "application/vnd.procrate.brushset": {
    "extensions": ["brushset"],
    "sources": [
      "https://help.procreate.com/procreate/handbook/brushes/brushes-share"
    ],
    "notes": "Procreate Brush Set"
  },
  "application/vnd.procreate.dream": {
    "extensions": ["drm"],
    "notes": "A proprietary file type for Procreate Dreams",
    "sources": [
      "https://help.procreate.com/articles/dxjyml-exporting-movies",
      "https://help.procreate.com/articles/deaqnd-export-formats#d43a8f399706"
    ]
  },
  "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/wasm": {
    "compressible": true,
    "sources": [
      "https://webassembly.github.io/spec/core/binary/conventions.html"
    ]
  },
  "application/x-7z-compressed": {
    "compressible": false
  },
  "application/x-arj": {
    "compressible": false,
    "extensions": ["arj"],
    "notes": "No registered type, so using type from Linux file(1)",
    "sources": [
      "https://github.com/file/file/blob/daaf6d44768677aca17af780bba0a451fbb69ac8/magic/Magdir/archive"
    ]
  },
  "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-blender": {
    "extensions": ["blend"],
    "notes": "Blender's main project file format",
    "sources": [
      "https://www.loc.gov/preservation/digital/formats//fdd/fdd000559.shtml",
      "https://archive.blender.org/wiki/2015/index.php/Dev:Source/Architecture/File_Format/"
    ]
  },
  "application/x-bzip": {
    "compressible": false
  },
  "application/x-bzip2": {
    "compressible": false
  },
  "application/x-chrome-extension": {
    "extensions": ["crx"]
  },
  "application/x-compressed": {
    "extensions": ["rar"],
    "notes": "Windows 11 use this mime-type for RAR files instead of application/x-rar-compressed or application/vnd.rar"
  },
  "application/x-zip-compressed": {
    "extensions": ["zip"],
    "sources": [
      "https://bugs.python.org/issue41738",
      "https://developer.mozilla.org/en-US/docs/Web/HTTP/MIME_types/Common_types"
    ],
    "notes": "Windows use this mime-type for Zip files instead of application/zip"
  },
  "application/x-deb": {
    "compressible": false
  },
  "application/x-dvi": {
    "compressible": false
  },
  "application/x-httpd-php": {
    "compressible": true,
    "extensions": ["php"],
    "sources": [
      "http://php.net/manual/en/faq.installation.php"
    ]
  },
  "application/x-ipynb+json": {
    "compressible": true,
    "extensions": ["ipynb"],
    "sources": [
      "https://github.com/jupyter/notebook/pull/1861#issuecomment-257352098"
    ]
  },
  "application/x-iwork-keynote-sffkey": {
    "extensions": ["key"],
    "notes": "Deprecated alias for iWorks Keynote file",
    "sources": [
      "https://www.iana.org/assignments/media-types/application/vnd.apple.keynote"
    ]
  },
  "application/x-iwork-numbers-sffnumbers": {
    "extensions": ["numbers"],
    "notes": "Deprecated alias for iWorks Numbers file",
    "sources": [
      "https://www.iana.org/assignments/media-types/application/vnd.apple.numbers"
    ]
  },
  "application/x-iwork-pages-sffpages": {
    "extensions": ["pages"],
    "notes": "Deprecated alias for iWorks Pages file",
    "sources": [
      "https://www.iana.org/assignments/media-types/application/vnd.apple.pages"
    ]
  },
  "application/x-java-jnlp-file": {
    "compressible": false
  },
  "application/x-javascript": {
    "compressible": true
  },
  "application/x-keepass2": {
    "extensions": ["kdbx"],
    "sources": [
      "https://github.com/keepassx/keepassx/blob/master/share/linux/keepassx.xml"
    ]
  },
  "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-virtualbox-hdd": {
    "compressible": true,
    "extensions": ["hdd"],
    "notes": "Parallels Hard Disk Image",
    "sources": [
      "https://www.virtualbox.org/svn/vbox/trunk/src/VBox/Installer/solaris/virtualbox.keys",
      "https://github.com/VirtualMonitor/VirtualMonitor/blob/master/src/VBox/Installer/common/virtualbox.xml"
    ]
  },
  "application/x-virtualbox-ova": {
    "compressible": true,
    "extensions": ["ova"],
    "notes": "Open Virtualization Format (OVF) Archive",
    "sources": [
      "https://www.virtualbox.org/svn/vbox/trunk/src/VBox/Installer/solaris/virtualbox.keys",
      "https://github.com/VirtualMonitor/VirtualMonitor/blob/master/src/VBox/Installer/common/virtualbox.xml"
    ]
  },
  "application/x-virtualbox-ovf": {
    "compressible": true,
    "extensions": ["ovf"],
    "notes": "Open Virtualization Format (OVF) Image",
    "sources": [
      "https://www.virtualbox.org/svn/vbox/trunk/src/VBox/Installer/solaris/virtualbox.keys",
      "https://github.com/VirtualMonitor/VirtualMonitor/blob/master/src/VBox/Installer/common/virtualbox.xml"
    ]
  },
  "application/x-virtualbox-vbox": {
    "compressible": true,
    "extensions": ["vbox"],
    "notes": "VirtualBox Settings File",
    "sources": [
      "https://www.virtualbox.org/svn/vbox/trunk/src/VBox/Installer/solaris/virtualbox.keys",
      "https://github.com/VirtualMonitor/VirtualMonitor/blob/master/src/VBox/Installer/common/virtualbox.xml"
    ]
  },
  "application/x-virtualbox-vbox-extpack": {
    "compressible": false,
    "extensions": ["vbox-extpack"],
    "notes": "VirtualBox Extension Pack",
    "sources": [
      "https://www.virtualbox.org/svn/vbox/trunk/src/VBox/Installer/solaris/virtualbox.keys",
      "https://github.com/VirtualMonitor/VirtualMonitor/blob/master/src/VBox/Installer/common/virtualbox.xml"
    ]
  },
  "application/x-virtualbox-vdi": {
    "compressible": true,
    "extensions": ["vdi"],
    "notes": "VirtualBox Disk Image",
    "sources": [
      "https://www.virtualbox.org/svn/vbox/trunk/src/VBox/Installer/solaris/virtualbox.keys",
      "https://github.com/VirtualMonitor/VirtualMonitor/blob/master/src/VBox/Installer/common/virtualbox.xml"
    ]
  },
  "application/x-virtualbox-vhd": {
    "compressible": true,
    "extensions": ["vhd"],
    "notes": "Microsoft Virtual Hard Disk",
    "sources": [
      "https://www.virtualbox.org/svn/vbox/trunk/src/VBox/Installer/solaris/virtualbox.keys",
      "https://github.com/VirtualMonitor/VirtualMonitor/blob/master/src/VBox/Installer/common/virtualbox.xml"
    ]
  },
  "application/x-virtualbox-vmdk": {
    "compressible": true,
    "extensions": ["vmdk"],
    "notes": "VMWare Virtual Machine Disk",
    "sources": [
      "https://www.virtualbox.org/svn/vbox/trunk/src/VBox/Installer/solaris/virtualbox.keys",
      "https://github.com/VirtualMonitor/VirtualMonitor/blob/master/src/VBox/Installer/common/virtualbox.xml"
    ]
  },
  "application/x-web-app-manifest+json": {
    "extensions": ["webapp"]
  },
  "application/x-www-form-urlencoded": {
    "compressible": true
  },
  "application/x-xpinstall": {
    "compressible": false
  },
  "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/zip": {
    "compressible": false
  },
  "application/dicom": {
    "source": [
        "https://www.rfc-editor.org/rfc/rfc3240",
        "https://www.dicomstandard.org/standards/view/media-formats-and-physical-media-for-media-interchange"
      ],
    "extensions": ["dcm"]
  },
  "audio/3gpp": {
    "compressible": false,
    "extensions": ["3gpp"]
  },
  "audio/amr": {
    "extensions": ["amr"],
    "sources": [
      "https://tools.ietf.org/html/rfc4867"
    ]
  },
  "audio/basic": {
    "compressible": false
  },
  "audio/l24": {
    "compressible": false
  },
  "audio/mp3": {
    "compressible": false,
    "extensions": ["mp3"],
    "notes": "Chromium sends this mimetype instead of audio/mpeg for mp3 files",
    "sources": [
      "https://bugs.chromium.org/p/chromium/issues/detail?id=227004"
    ]
  },
  "audio/mp4": {
    "compressible": false,
    "extensions": ["m4b"],
    "notes": "m4b is used for bookmarkable mp4 files, especially audiobooks or podcasts",
    "sources": [
      "https://www.loc.gov/preservation/digital/formats/fdd/fdd000052.shtml#sign"
    ]
  },
  "audio/mpeg": {
    "compressible": false
  },
  "audio/ogg": {
    "compressible": false
  },
  "audio/vnd.rn-realaudio": {
    "compressible": false
  },
  "audio/vnd.wave": {
    "compressible": false
  },
  "audio/vorbis": {
    "compressible": false
  },
  "audio/wav": {
    "compressible": false,
    "extensions": ["wav"]
  },
  "audio/wave": {
    "compressible": false,
    "extensions": ["wav"]
  },
  "audio/webm": {
    "compressible": false
  },
  "audio/x-aac": {
    "compressible": false
  },
  "audio/x-caf": {
    "compressible": false
  },
  "font/otf": {
    "compressible": true,
    "sources": [
      "https://www.iana.org/assignments/media-types/font/otf",
      "http://www.phpied.com/gzip-your-font-face-files/"
    ]
  },
  "font/ttf": {
    "compressible": true,
    "sources": [
      "https://www.iana.org/assignments/media-types/font/ttf",
      "http://www.phpied.com/gzip-your-font-face-files/"
    ]
  },
  "image/apng": {
    "compressible": false,
    "sources": [
      "https://wiki.mozilla.org/APNG_Specification",
      "https://en.wikipedia.org/wiki/APNG"
    ]
  },
  "image/avif": {
    "compressible": false,
    "extensions": ["avif"],
    "sources": [
      "https://aomediacodec.github.io/av1-avif/"
    ],
    "notes": "The AV1 Image File Format (AVIF) is a specification for storing images or image sequences compressed with AV1 in the HEIF file format"
  },
  "image/bmp": {
    "compressible": true,
    "sources": [
      "http://stackoverflow.com/a/12770116"
    ]
  },
  "image/gif": {
    "compressible": false
  },
  "image/heic": {
    "extensions": ["heic"],
    "sources": [
      "https://www.iana.org/assignments/media-types/image/heic",
      "http://nokiatech.github.io/heif/technical.html"
    ]
  },
  "image/heic-sequence": {
    "extensions": ["heics"],
    "sources": [
      "https://www.iana.org/assignments/media-types/image/heic-sequence",
      "http://nokiatech.github.io/heif/technical.html"
    ]
  },
  "image/heif": {
    "extensions": ["heif"],
    "sources": [
      "https://www.iana.org/assignments/media-types/image/heif",
      "http://nokiatech.github.io/heif/technical.html"
    ]
  },
  "image/heif-sequence": {
    "extensions": ["heifs"],
    "sources": [
      "https://www.iana.org/assignments/media-types/image/heif-sequence",
      "http://nokiatech.github.io/heif/technical.html"
    ]
  },
  "image/jp2": {
    "compressible": false,
    "sources": [
      "https://www.iana.org/assignments/media-types/image/jp2",
      "https://tools.ietf.org/html/rfc3745"
    ]
  },
  "image/jpeg": {
    "compressible": false
  },
  "image/jpm": {
    "compressible": false,
    "sources": [
      "https://www.iana.org/assignments/media-types/image/jpm",
      "https://tools.ietf.org/html/rfc3745"
    ]
  },
  "image/jpx": {
    "compressible": false,
    "extensions": ["jpx","jpf"],
    "sources": [
      "https://www.iana.org/assignments/media-types/image/jpx",
      "https://tools.ietf.org/html/rfc3745"
    ]
  },
  "image/pjpeg": {
    "compressible": false,
    "extensions": ["jfif"],
    "sources": [
      "https://github.com/microsoft/referencesource/blob/51cf7850defa8a17d815b4700b67116e3fa283c2/System.Web/MimeMapping.cs#L212",
      "https://mimetype.io/image/pjpeg"
    ]
  },
  "image/png": {
    "compressible": false
  },
  "image/tiff": {
    "compressible": false,
    "notes": "Gains insignificant in testing.",
    "sources": [
      "http://stackoverflow.com/a/12770116"
    ]
  },
  "image/vnd.adobe.photoshop": {
    "compressible": true
  },
  "image/vnd.microsoft.icon": {
    "notes": "Alias for image/x-icon which is compressible",
    "compressible": true,
    "sources": [
      "https://www.iana.org/assignments/media-types/image/vnd.microsoft.icon"
    ]
  },
  "image/vnd.ms-dds" : {
    "compressible": true,
    "extensions": ["dds"],
    "notes": "Microsoft format for storing graphical textures and cubemaps. Used in 3d engines, such as Babylon.js.",
    "sources": [
      "https://docs.microsoft.com/en-us/windows/win32/wic/dds-format-overview"
    ]
  },
  "image/x-adobe-dng": {
    "extensions": ["dng"],
    "notes": "A non-proprietary file format for storing camera raw files",
    "sources": [
      "https://paulbourke.net/dataformats/dng/dng_spec_1_6_0_0.pdf"
    ]
  },
  "image/x-icon": {
    "compressible": true,
    "notes": "Usually a wrapper for .bmp formated images.",
    "sources": [
      "http://en.wikipedia.org/wiki/ICO_(file_format)"
    ]
  },
  "image/x-ms-bmp": {
    "compressible": true,
    "sources": [
      "http://stackoverflow.com/a/12770116"
    ]
  },
  "image/x-xcf": {
    "compressible": false
  },
  "message/http": {
    "compressible": false,
    "notes": "It is safest to leave these uncompressed.",
    "sources": [
      "http://stackoverflow.com/a/1450163"
    ]
  },
  "message/partial": {
    "compressible": false
  },
  "message/rfc822": {
    "compressible": true,
    "extensions": ["mht", "mhtml"],
    "sources": [
      "https://mimetype.io/message/rfc822",
      "https://github.com/microsoft/referencesource/blob/51cf7850defa8a17d815b4700b67116e3fa283c2/System.Web/MimeMapping.cs#L235-L236",
      "http://en.wikipedia.org/wiki/MIME#Multipart_subtypes"
    ]
  },
  "model/gltf-binary": {
    "compressible": true
  },
  "model/iges": {
    "compressible": false
  },
  "model/mesh": {
    "compressible": false
  },
  "model/step": {
    "extensions": ["step", "stp", "stpnc", "p21", "210"],
    "notes": "3D model format. Used in CAD.",
    "sources": [
      "https://www.iana.org/assignments/media-types/model/step"
    ]
  },
  "model/vrml": {
    "compressible": false
  },
  "model/x3d+binary": {
    "compressible": false
  },
  "model/x3d+vrml": {
    "compressible": false
  },
  "multipart/alternative": {
    "compressible": false
  },
  "multipart/encrypted": {
    "compressible": false
  },
  "multipart/form-data": {
    "compressible": false
  },
  "multipart/related": {
    "compressible": false
  },
  "multipart/signed": {
    "compressible": false
  },
  "text/cache-manifest": {
    "compressible": true,
    "extensions": ["manifest"],
    "notes": "I think so.",
    "sources": [
      "https://bugzilla.mozilla.org/show_bug.cgi?id=715191#c2"
    ]
  },
  "text/calender": {
    "compressible": true,
    "notes": "Probably needs to be uncompressed before sent to iCalender.",
    "sources": [
      "http://en.wikipedia.org/wiki/ICalendar"
    ]
  },
  "text/cmd": {
    "compressible": true
  },
  "text/coffeescript": {
    "extensions": ["coffee","litcoffee"]
  },
  "text/css": {
    "charset": "UTF-8",
    "compressible": true,
    "sources": [
      "https://www.w3.org/TR/CSS22/syndata.html#charset"
    ]
  },
  "text/csv": {
    "compressible": true
  },
  "text/html": {
    "compressible": true
  },
  "text/jade": {
    "extensions": ["jade"]
  },
  "text/javascript": {
    "charset": "UTF-8",
    "compressible": true,
    "sources": [
      "https://www.rfc-editor.org/rfc/rfc9239"
    ]
  },
  "text/jsx": {
    "compressible": true,
    "extensions": ["jsx"],
    "sources": [
      "http://facebook.github.io/react/docs/getting-started.html"
    ]
  },
  "text/less": {
    "compressible": true,
    "extensions": ["less"]
  },
  "text/markdown": {
    "compressible": true
  },
  "text/mdx": {
    "compressible": true,
    "extensions": ["mdx"],
    "notes": "JSX in Markdown",
    "sources": [
      "https://github.com/mdx-js/specification"
    ]
  },
  "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/shex": {
    "extensions": ["shex"],
    "sources": [
      "http://shex.io/shex-semantics/"
    ]
  },
  "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,
    "sources": [
      "https://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": ["mkd"]
  },
  "text/x-org": {
    "compressible": true,
    "extensions": ["org"],
    "sources": [
      "https://lists.gnu.org/archive/html/emacs-orgmode/2011-01/msg00971.html",
      "http://orgmode.org"
    ]
  },
  "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": {
    "compressible": true,
    "extensions": ["yaml","yml"]
  },
  "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"
    ]
  },
  "application/onenote": {
    "extensions": ["one", "onea"],
    "sources": [
      "https://github.com/microsoft/referencesource/blob/51cf7850defa8a17d815b4700b67116e3fa283c2/System.Web/MimeMapping.cs#L265-L266"
    ]
  },
  "application/vnd.visio": {
    "extensions": ["vsdx", "vtx"],
    "sources": [
      "https://mimetype.io/application/vnd.visio",
      "https://learn.microsoft.com/en-us/office/client-developer/visio/introduction-to-the-visio-file-formatvsdx"
    ]
  },
  "application/vnd.ms-visio.viewer": {
    "extensions": ["vdx"],
    "sources": [
      "https://github.com/microsoft/referencesource/blob/51cf7850defa8a17d815b4700b67116e3fa283c2/System.Web/MimeMapping.cs#L379"
    ]
  },
  "application/zip+dotlottie": {
    "extensions": ["lottie"],
    "sources": [
      "https://dotlottie.io/structure/"
    ]
  }
}