Common types used by APIs that dispatch events.


Description of a declarative rule for handling events.
An object which allows the addition and removal of listeners for a Chrome event.
Filters URLs for various criteria. If any of the given criteria match, then the whole filter matches.

Browser compatibility

ChromeEdgeFirefoxFirefox for AndroidOpera
Event Yes14 No No Yes
Rule Yes No No No Yes
UrlFilter Yes No5050 Yes


This API is based on Chromium's API. This documentation is derived from events.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: wbamberg
Last updated by: wbamberg,