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Little Book of Product
A curated collection of 97 actionable insights for product builders focused on creating solutions that serve both customer needs and business goals
verified Jul 13, 2026 · HTTP 200
CohortClass of 2026What it is
A curated collection of 97 actionable insights for product builders focused on creating solutions that serve both customer needs and business goals. This guide distills product development wisdom into digestible, practical ideas for practitioners at any stage.
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 — liveAlive · 200 OK
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Pulse Indexobserved activity
9 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