Type String
Mandatory Yes
"version": "0.1"

Version of the extension, formatted as numbers and ASCII characters separated by dots. For the details of the version format, see the Version format page.

Note that the syntax defined for Chrome's version is more restrictive than that used by Firefox:

  • values for version that are valid for Chrome will always be valid for Firefox
  • values for version that are valid for Firefox may not be valid for Chrome

See the maintenance policy for special rules for that mark a version as "beta" in the AMO queues.


"version": "0.1"

Browser compatibility

ChromeEdgeFirefoxFirefox for AndroidOpera
Basic support Yes1 Yes4848 Yes

1. Valid Chrome versions are a subset of valid Firefox versions.

Document Tags and Contributors

 Contributors to this page: PaulMorris, wbamberg, vladikoff, Makyen
 Last updated by: PaulMorris,