Browser support for JavaScript APIsactionalarmsbookmarksbrowserActionbrowserSettingsbrowsingDatacaptivePortalclipboardcommandscontentScriptscontextualIdentitiescookiesdeclarativeNetRequestdevtoolsdnsdomdownloadseventsextensionextensionTypesfindhistoryi18nidentityidlemanagementmenusnotificationsomniboxpageActionpermissionspkcs11privacyproxyruntimescriptingsearchsessionssidebarActionstoragetabsthemetopSitesuserScriptsuserScripts_legacywebNavigationwebRequestwindowsSee also Browser compatibility for manifest.json