The type of extension view.


Values of this type are strings. Possible values are: "tab", "popup", "sidebar".

Browser compatibility

ChromeEdgeFirefoxFirefox for AndroidOpera
Basic support Yes No4548 Yes
sidebar No No54 No No


This API is based on Chromium's chrome.extension API. This documentation is derived from extension.json in the Chromium code.

Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.

Document Tags and Contributors

Contributors to this page: Rob W, wbamberg
Last updated by: Rob W,