Native USB host (ESP-IDF USB Host library + usb_host_hid): enumerate and talk to USB HID devices (mice, keyboards, gamepads, vendor HID) from an ESP32-S2/-S3/-P4
Send and receive infrared (IR) signals on ESP-IDF. Supports 130 consumer IR protocols, including full state/climate control for 60+ air conditioner brands. Ported from IRremoteESP8266.
An embedded HTTP server wrapping server lifecycle management, filesystem-backed static file serving, and handler registration into a small, thread-safe interface on top of the native ESP-IDF `esp_http_server` API. It is suitable for use in system services, provisioning flows, and device configuration UIs.
ESP32 RF Module Library for 315MHz and 433MHz signal transmission and reception. Designed for xiaozhi-esp32 project with MCP tools integration for AI voice control.