* [xiaozhi-esp32-server v0.9.7](https://github.com/xinnan-tech/xiaozhi-esp32-server) – Backend service for controlling ESP32 devices via MQTT, UDP, WebSocket and MCP.

* [RuView ruview-harness-v0.9....](https://github.com/ruvnet/RuView) – WiFi-based sensing platform converting commodity WiFi signals into room-level presence, vital signs, activity recognition, and environment mapping.

* [PadSpan HA v0.38.105](https://github.com/gbroeckling/padspanHA) – A Home Assistant BLE room-presence system providing room-level tracking with 3D multi-floor maps, calibration, follow mode, and occupancy estimation.

* [Spot Micro - Leika v0.3.0](https://github.com/runeharlyk/SpotMicroESP32-Leika) – An ESP32-based quadruped robot platform combining embedded firmware, a self-hosted web controller, and a MuJoCo simulator with training support.