E-ink IBM XT clone with solar power, ultra low power consumption, and ultra long battery life.

Build your own 'AirTags' 🏷 today! Framework for tracking personal Bluetooth devices via Apple's massive Find My network.

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Master programming by recreating your favorite technologies from scratch.

Replacement board for Casio Calculator Watches using the CC430F6147

Performance Software for Cyclists, Runners, Triathletes and Coaches