#manifest v3
Posts tagged manifest v3 — 3 articles.
Tips
Tips · 15 min
How to Keep Using Unsupported Chrome Extensions in 2026
You cannot re-enable a Manifest V2 extension in Chrome. Here are the workarounds and alternatives that actually work, and the one you shouldn't try.
How It Works
How It Works · 20 min
Chrome Deletes the Last Manifest V2 Extensions on August 31
The 'your extensions die on August 31' headlines are a year late. Manifest V2 stopped running in July 2025. August 31 is only a Web Store cleanup.
How It Works
How It Works · 15 min
How Chrome Extensions Actually Run Your Code
How Chrome extensions actually execute code: content scripts, isolated versus main worlds, the MV3 service-worker lifecycle, and message passing.
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