An open-source ESP32-C3 board that waters a plant and runs its grow lights: two MOSFET-switched LED channels, a relay-driven pump, and a soil-moisture sensor — all on screw terminals, designed in KiCad and verified before fab.
An offline-first iPhone app for logging aquarium water-test readings and tracking water-quality trends. Private, on-device, no account required.
Self-hosted SMS alerts from my home lab — uptime, monitoring thresholds, environment/weather, and backup reports, straight to my phone.
An ESP32 desk companion built around a haptic rotary knob and a round AMOLED touchscreen — calendar at a glance, focus timers, and satisfying clicks. Firmware on GitHub.
More builds are on the bench — new projects land here first, with walkthroughs on the channel.