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PDF Flip Books v2.0
Convert static PDFs into engaging digital publications with realistic page-turn animations
last checked Jul 13, 2026 · HTTP 403
CohortClass of 2026What it is
Convert static PDFs into engaging digital publications with realistic page-turn animations. Perfect for showcasing products, services, and marketing materials online with a professional, interactive presentation format.
HTTP liveness
9 probes since Jun 16Jun 16Jul 13
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 16, 2026First probe — unverifiedUnknown
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Pulse Indexobserved activity
132/4 signal families
Liveness40%0.20
Press30%no data
GitHub20%no data
Tranco10%0.53
Weighted observed activity · updated Jul 15
Cohort survival · Class of 2026weekly
567 products launched in 2026 · 100% still active
567 active0 sunset
Still active
100%
Median lifespan
4.9y