Go compiler for small places. Microcontrollers, WebAssembly (WASM/WASI), and command-line tools. Based on LLVM.

The official firmware for Meshtastic, an open-source, off-grid mesh communication system.

Firmware for Pinetime smartwatch written in C++ and based on FreeRTOS

🌱💧 An open source DIY soil moisture sensor

Rust keyboard firmware library with layers, macros, real-time keymap editing, wireless(BLE) and split support

Cooperative multitasking for Arduino, ESPx, STM32, nRF and other microcontrollers

A fork of the NimBLE library structured for compilation with Arduino, for use with ESP32, nRF5x.

Device Firmware Update library and Android app

Project to provide functionality similar to ESPHome but for Zigbee instead of WiFi for nRF52, nRF53 & nRF54L

A Rust HAL for the nRF family of devices

OTA DFU Library for Mac and iOS, compatible with nRF5x SoCs

The complete codebase for Frame

A ble keyboard firmware using nrf52810/52832

E-paper display firmware for Nordic nRF51/nRF52, with support for image transfer, OTA update.

Portable C libraries which provide APIs to build applications with u-blox products and services. Delivered as add-on to existing microcontroller and RTOS SDKs.

Official online flasher for Meshtastic device firmware

C++ port of the Reticulum Network Stack — a cryptographic mesh networking library that runs on both 32-bit+ microcontrollers (ESP32, nRF52, LoRa boards) and native platforms (Linux, macOS), with PlatformIO and CMake build support.

CMake toolchain configurations for ARM

Arduino library to use Semtech SX126x LoRa chips and modules to communicate

Jo's Embedded Serial File System (for Standard Serial NOR-Flash)