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TDLib
Build your own Telegram — The Telegram Database Library (TDLib) takes care of all network implementation details, encryption and local data storage, so that developers can dedicate more time to design, responsive interfaces and beautiful animations
verified Jul 13, 2026 · HTTP 200
CohortClass of 2018What it is
Build your own Telegram — The Telegram Database Library (TDLib) takes care of all network implementation details, encryption and local data storage, so that developers can dedicate more time to design, responsive interfaces and beautiful animations. [Telegram, Messaging, Open Source]
HTTP liveness
21 probes since May 25May 25Jul 13
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 16, 2026Back onlineAlive · 200 OK
- Jun 15, 2026Went darkDead · 404
- May 25, 2026First probe — liveAlive · 200 OK
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Press
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Pulse Indexobserved activity
21 probes0 pressGitHub –Tranco –
Not enough observed signals for a Pulse Index (needs 2+ signal families).
Cohort survival · Class of 2018weekly
2,435 products launched in 2018 · 100% still active
2,425 active10 sunset
Still active
100%
Median lifespan
4.9y