2 layers50 × 80 mm
Privacy
5 boardsKiCad boards from 4 GitHub repositories tagged “privacy”, the most starred first; open any of them in PCBKit.
- 2 layers45 × 45 mm
PCB design
KostaJovanovic/Universal-File-Analyser
Zero-backend, browser-only forensic workbench - drop a file and it classifies and analyses it entirely on your device (200+ formats, EXIF, hex, spectrograms, on-device AI vocal separation, 3D/CAD viewers).
20 parts2GPL-3.0 - 4 layers60 × 60 mm
Stillpoint
techmiguel/stillpoint
Open-hardware 60 GHz radar ceiling sensor: presence & fall detection without a camera. Matter over Thread, KiCad 4-layer Ø60 mm board.
95 parts1CERN-OHL-S-2.0 - 2 layers80 × 52 mm
Quiet trace
rwrife/quiet-trace
USB-powered ESP32-S3 ambient sound-level logger for home offices and shared rooms that keeps only privacy-preserving loudness summaries and serves a local history dashboard—never raw audio.
38 partsMIT - 2 layers50 × 80 mm
