Cheap Yellow Display1
ESP32 DevKit5
ESP32-S3 DevKit4
ESP32-C3 SuperMini4
M5Stack Atom Lite1
ESP32-C6 DevKit2
ESP32-C5 DevKit2
Wemos D1 mini2
NodeMCU2Tasmota
Local smart home firmware: sensors, relays, rules and a web page, with MQTT and Home Assistant support and no cloud.No solderingAbout 15 min
4 boardsJust the boardCan be built in an eveningYour project could be here
Point Chipnik at your GitHub repository and it picks up the releases. People get a Flash button for their board.