Primary Git Repository for the Zephyr Project. Zephyr is a new generation, scalable, optimized, secure RTOS for multiple hardware architectures.

CircuitPython - a Python implementation for teaching coding with microcontrollers

ZMK Firmware Repository

Adafruit code for the Nordic nRF52 BLE SoC on Arduino

DIY Automatic Battery Charger Using RP2040

Example out-of-tree application that is also a module

TRINAMIC's IC API

A ZMK module to add battery/BT/layer indicators using an RGB LED (like in Xiao BLEs)

Driver repo for TDK InvenSense consumer ultrasonic sensors

Zephyr OS support for Trinamic TMC drivers

Out-of-tree Zephyr driver for Nuvoton NAU7802 on loadcell application

USB-enabled bootloaders for the nRF52 BLE SoC chips