2Show HN: I made open source, zero power PCB hackathon badges (opens in new tab)(github.com)GitHub158kaipereira2mo ago18Save
3Show HN: I designed my own 3D printer motherboard (opens in new tab)(github.com)GitHub127kaipereira6mo ago40Save
4How a devboard works (and how to make your own) (opens in new tab)(kaipereira.com)96kaipereira7mo ago34Save
5I built a system to detect guns in schools and call 911 (opens in new tab)(github.com)GitHub8kaipereira2y ago10Save
