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The Startup Shutdown List 👻
World's largest free & open sourced list of shutdown cos [Web App, Analytics, Startup Books]
since Jun 16, 2026 · HTTP 404
CohortClass of 2017What it is
World's largest free & open sourced list of shutdown cos [Web App, Analytics, Startup Books]
HTTP liveness
11 probes since Jun 16Jun 16Jul 13
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 16, 2026First probe — downDead · 404
Moat
Data moat
moderate
Accumulates proprietary data that improves the product over time and that competitors cannot replicate.
moderate · 0.80 confidence
Text classification · Jun 2026
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VitalsSunset
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Press
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Pulse Indexobserved activity
11 probes0 pressGitHub –Tranco –
Not enough observed signals for a Pulse Index (needs 2+ signal families).
Cohort survival · Class of 2017weekly
13,497 products launched in 2017 · 100% still active
13,462 active35 sunset
Still active
100%
Median lifespan
4.9y