The transition of Chrome extensions to Manifest V3 | Blog | Chrome for Developers

Earlier this year, for Chrome 88, we announced the availability of a new manifest version for the Chrome extension ecosystem. Years in the making, Manifest V3 is more secure, performant, and privacy-preserving than its predecessor. It is an evolution of the extension platform that takes into consideration both the changing web landscape and the future of browser extensions. As we look to the futur

[mojimojikun]

いよいよ真面目にManifest V3対応をしないとなぁ、という感じなのだけど、どうにもうまく動かせんのよな(Service Wrokerで未実装ぽいエラーが出るAPI?があったりManifest V3でセキュリティ的に？許されなくなったAPIがあったりする)