This page is part of the documentation for the Chrome Apps platform, which was deprecated in 2020. Chrome Apps in Kiosk Mode used by Enterprise and Education customers will no longer be supported after April 2027, marking their end of life. Additionally, all remaining Chrome Apps used in managed environments by Enterprise and Education organizations will reach their end of life in October 2028. Learn more about migrating your app.
Manifest File Format
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Every app has a JSON-formatted manifest file, named manifest.json, that provides important
information.
Field summary
The following code shows the supported manifest fields for Apps, with links to the page that discusses each field.
{
// Required
"app":{
"background":{
// Optional
"scripts":["background.js"]
}
},
"manifest_version":2,
"name":"My App",
"version":"versionString",
// Recommended
"default_locale":"en",
"description":"A plain text description",
"icons":{...},
// Optional
"action_handlers":["new_note"],
"author":...,
"automation":...,
"bluetooth":{
"uuids":["1105","1006"]
},
"commands":{...},
"cross_origin_embedder_policy":{
"value":"require-corp"
},
"cross_origin_opener_policy":{
"value":"same-origin"
},
"current_locale":...,
"differential_fingerprint":...,
"event_rules":[{...}],
"externally_connectable":{
"matches":["*://*.example.com/*"]
},
"file_handlers":{...},
"file_system_provider_capabilities":{
"configurable":true,
"multiple_mounts":true,
"source":"network"
},
"import":[{"id":"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"}],
"key":"publicKey",
"kiosk":{
"always_update":...,
"required_platform_version":...
},
"kiosk_enabled":true,
"kiosk_only":true,
"kiosk_secondary_apps":...,
"minimum_chrome_version":"versionString",
"nacl_modules":[...],
"oauth2":...,
"offline_enabled":true,
"optional_permissions":["tabs"],
"permissions":["tabs"],
"platforms":...,
"replacement_android_app":...,
"replacement_web_app":...,
"requirements":{...},
"sandbox":[...],
"short_name":"Short Name",
"sockets":{
"tcp":{
"connect":"*"
},
"udp":{
"send":"*"
}
},
"storage":{
"managed_schema":"schema.json"
},
"system_indicator":...,
"update_url":"http://path/to/updateInfo.xml",
"url_handlers":{...},
"usb_printers":{
"filters":[...]
},
"version_name":"aString",
"webview":{...}
}