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Programming Design Systems
A comprehensive free digital resource that introduces foundational principles of design systems and graphic design through practical examples
verified Jul 12, 2026 · HTTP 200
CohortClass of 2026What it is
A comprehensive free digital resource that introduces foundational principles of design systems and graphic design through practical examples. Created by Rune Madsen, this book bridges theory and implementation for designers building scalable design systems. Ideal for learning systematic approaches to modern design practice.
HTTP liveness
9 probes since Jun 16Jun 16Jul 12
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
412/4 signal families
Liveness40%1.00
Press30%no data
GitHub20%no data
Tranco10%0.07
Weighted observed activity · updated Jul 15
Cohort survival · Class of 2026weekly
550 products launched in 2026 · 100% still active
550 active0 sunset
Still active
100%
Median lifespan
4.9y