2Show HN: I made open source, zero power PCB hackathon badges (opens in new tab)github.com158kaipereira1mo ago18
3Show HN: I designed my own 3D printer motherboard (opens in new tab)github.com127kaipereira5mo ago40
4How a devboard works (and how to make your own) (opens in new tab)kaipereira.com96kaipereira6mo ago34
5I built a system to detect guns in schools and call 911 (opens in new tab)github.com8kaipereira2y ago10