Manifest v3 in Firefox: Recap & Next Steps – Mozilla Add-ons Community BlogIt’s been about a year since our last update regarding Manifest v3. A lot has changed since then, not least of which has been the formation of a community group under the W3C to advance cross-browser WebExtensions (WECG). In our previous update, we announced that we would be supporting MV3 and mentioned Service Workers as a replacement for background pages. Since then, it became apparent that nume
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