Sending Messages to Extensions

Expose a Chrome-specific API to allow websites to send messages to extensions. Only exposed to websites whitelisted by an installed extension.

Status in Chromium


Enabled by default (tracking bug) in:

  • Chrome for desktop release 29
  • Opera release 16
  • Opera for Android release 16

Consensus & Standardization

  • No public signals
  • No public signals
  • No public signals
  • No signals


Last updated on 2017-06-14