Browser support for JavaScript APIsactionalarmsbookmarksbrowserActionbrowserSettingsbrowsingDatacaptivePortalclipboardcommandscontentScriptscontextualIdentitiescookiesdeclarativeNetRequestdevtoolsdnsdomdownloadseventsextensionextensionTypesfindhistoryi18nidentityidlemanagementmenusnotificationsomniboxpageActionpermissionspkcs11privacyproxyruntimescriptingsearchsessionssidebarActionstoragetabsthemetopSitestypesuserScriptsuserScripts_legacywebNavigationwebRequestwindowsSee also Browser compatibility for manifest.json