webextensions.api.runtime.onMessage - Respond with Promise is supported since Chromium 148
Nobody has claimed this yet.
- Dominant language
- JSON
- Stars
- 5.8k
- Forks
- 2.6k
- Avg merge
- 1d 21h
- Merged PRs (30d)
- 186
Description
What type of issue is this?
Incorrect support data (example: BrowserX says "86" but support was added in "40")
What information was incorrect, unhelpful, or incomplete?
Respond with Promise is supported since Chromium 148
What browsers does this problem apply to, if applicable?
Chromium (Chrome, Edge 79+, Opera, Samsung Browser)
What did you expect to see?
Respond with Promise should show supported since Chromium 148.
Did you test this? If so, how?
Tested in Chrome 150 that console.log(browser) in an extension service worker shows a value.
Can you link to any release notes, bugs, pull requests, or MDN pages related to this?
https://developer.chrome.com/docs/extensions/develop/concepts/browser-namespace
Do you have anything more you want to share?
No response
MDN URL
https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/API/runtime/onMessage
MDN metadata
MDN page report details
- Query:
webextensions.api.runtime.onMessage - Report started: 2026-08-07T12:24:20.145Z
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Open the MDN runtime.onMessage page and locate the repository entry for webextensions.api.runtime.onMessage. Compare the Chromium support claim with the linked Chrome browser-namespace documentation, update the compatibility data to show Promise responses from Chromium 148, and verify the resulting data passes the repository checks.
Written by the indexing model from the issue text.
Assessment
- Domain
- web-dev
- Issue type
- Bug
- Difficulty
- 2/5
- Estimated time
- 1-3 hours
- Activity status
- Active
- Clarity
- Clearly specified
- Newbie friendliness
- 70/100