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Copybook - Copy & Paste Data
Copybook is a clipboard manager that stores and organizes all your previously copied text for easy retrieval
since Jun 16, 2026 · HTTP 404
CohortClass of 2026What it is
Copybook is a clipboard manager that stores and organizes all your previously copied text for easy retrieval. Never lose important information again or waste time retyping frequently used content. Access your full clipboard history instantly whenever you need it.
HTTP liveness
10 probes since Jun 16Jun 16Jul 15
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 16, 2026First probe — downDead · 404
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Pulse Indexobserved activity
10 probes0 pressGitHub –Tranco –
Not enough observed signals for a Pulse Index (needs 2+ signal families).
Cohort survival · Class of 2026weekly
550 products launched in 2026 · 100% still active
550 active0 sunset
Still active
100%
Median lifespan
4.9y