Built a soil moisture monitor with my son. Works at school and at home. Pi Zero 2 W + LM393 + Elixir/Nerves + LiveView: tracks moisture, sends “water me” push alerts, and serves a real-time local dashboard. Runs fully on the Pi. Open source: github.com/petros/spm #MyElixirStatus
github.comGitHub - petros/spm: Smart Plant ManagementSmart Plant Management. Contribute to petros/spm development by creating an account on GitHub.