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Palimpscape, adblocker that replaces ads with vocabulary
Palimpscape is a browser extension that swaps ads for words, turning every page into a language‑learning moment
verified Aug 24, 2026 · HTTP 200
CohortClass of 2026What it is
Palimpscape is a browser extension that swaps ads for words, turning every page into a language‑learning moment. Choose rare or common terms, add your own custom words, and enjoy the experience on desktop browsers and mobile devices.
HTTP liveness
6 probes since Jul 30Jul 30Aug 24
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jul 30, 2026First probe — liveAlive · 200 OK
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Pulse Indexobserved activity
6 probes0 pressGitHub –Tranco –
Not enough observed signals for a Pulse Index (needs 2+ signal families).
Cohort survival · Class of 2026weekly
3,100 products launched in 2026 · 100% still active
3,100 active0 sunset
Still active
100%
Median lifespan
4.9y