Board Support Package (BSP) for Espressif's QEMU emulator: the virtual RGB panel, OpenCores Ethernet and SD card, so espp applications run with no hardware
Emulate a Nintendo Switch 2 Pro Controller over BLE (custom GATT + reverse-engineered pairing) so a real Switch 2 accepts it as a native controller and can be woken from sleep.
Browser-rendered windowed desktop for microcontrollers: the firmware describes apps, windows and widgets (retained tree) and a web app draws and operates them over WebUSB / Web Serial; plus a stdout/stderr log capture ring
Shared motor-controller interface for espp: the MotorAxis channel selector and the MotorController concept satisfied by the Basicmicro (serial) and Mcp266 (CANopen) drivers
Waveshare ESP32-P4-WIFI6-POE-ETH Board Support Package (BSP) component in C++ (PoE-capable Ethernet, ES8311 audio, internal I2C; on-board ESP32-C6 for Wi-Fi 6 via ESP-Hosted)
System identity / status (chip, app, partitions, reset reason, uptime, heap) and restart control (reboot, reboot into the ROM bootloader), plus a framed stream service and a browser console (WebUSB / Web Serial)