An Arduino-based GPS tracking solution. Uses one Arduino as the GPS tracker and the other to display the GPS location.

Flight Progress Strips Board for VATSIM. Not to be used in real aviation!

JSON-described perfboard / stripboard / breadboard layout for humans and AI agents — auto-routes nets, runs an ERC (electrical-rule check), and renders a two-sided, self-documenting HTML/SVG board. Headless, stdlib-only, LLM-writable and self-verifying.

Buck converter and feedback loop to power DC motors from a solar panel