Worklets define a new javascript execution context which is designed to allow developers to write code which is intended to be run synchronously within the rendering engine, however independent of the main user javascript. This feature was released in two stages. Worklets for paint were released in Chrome 65/Opera 52. Worklets for audio were released for Chrome 66/Opera 53.


Editor's draft

Status in Chromium


Enabled by default (tracking bug) in:

  • Chrome for desktop release 65
  • Chrome for Android release 65
  • Android WebView release 65

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

  • No signal
  • No signal
  • No signal
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Search tags

CSS, Houdini,

Last updated on 2020-11-09