Summary

  • Google plans to replace its current extension manifest, Manifest V2, with Manifest V3 in June 2024, deactivating V2 extensions and preventing new installations.
  • Manifest V3 has been improved with better content filtering support, background playback enhancements, and a User Scripts API to address developer concerns.
  • AdGuard, a key player in ad blocking, has expressed cautious optimism about Manifest V3, but other initiatives and digital privacy organizations still have concerns about limitations and dependence on Google's API.