I Make Things

Home automation builds, apps and tools, made by one tinkerer and shared for free.

Projects

• ESP Projects

  Step-by-step ESP32 and ESPHome builds for Home Assistant: presence sensors, WLED lighting, a battery cell monitor, leak and CO2 sensors, plus a free ESPHome config generator and ESP32 safe pin finder.

• Nudge

  A budget and debt payoff app for iPhone and Android that compares snowball, avalanche and custom payoff plans, tracks bills by paycheck, and keeps your data on your phone.

Latest guides

• Monitor every cell in a 2 V battery bank with an ESP32

  Fused sense wiring, a config generator for 2 to 32 cells, and calibration.

• Build a WLED LED strip controller with an ESP32

  Power supply calculator, wiring, and a WiZ remote with no hub.

• Build an mmWave presence sensor with the LD2410

  Lights that stay on while you sit still.