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Show HN: I made open source, zero power PCB hackathon badges (github.com/kaipereira)
158 points by kaipereira 67 days ago | past | 18 comments
Show HN: I designed my own 3D printer motherboard (github.com/kaipereira)
127 points by kaipereira 6 months ago | past | 40 comments
I built a system to detect guns in schools and call 911 (github.com/kaipereira)
8 points by kaipereira on April 10, 2024 | past | 10 comments

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