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UI Design for a Progressive Web App
A comprehensive guide to designing user interfaces optimized for progressive web applications that function seamlessly across mobile and desktop devices
verified Jul 15, 2026 · HTTP 200
CohortClass of 2026What it is
A comprehensive guide to designing user interfaces optimized for progressive web applications that function seamlessly across mobile and desktop devices. Covers practical tips and design principles specifically tailored for PWA development, helping designers create responsive experiences that work offline and load instantly.
HTTP liveness
8 probes since Jun 16Jun 16Jul 15
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jul 15, 2026Back onlineAlive · 200 OK
- Jul 9, 2026Went darkDead · 5xx
- Jun 16, 2026First probe — liveAlive · 200 OK
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Pulse Indexobserved activity
8 probes0 pressGitHub –Tranco –
Not enough observed signals for a Pulse Index (needs 2+ signal families).
Cohort survival · Class of 2026weekly
567 products launched in 2026 · 100% still active
567 active0 sunset
Still active
100%
Median lifespan
4.9y