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

Protocol Buffers with small code size

Gear-Lib, C library for IOT Embedded Multimedia and Network

QP/C Real-Time Embedded Framework/RTOS based on asynchronous, event-driven Active Objects (Actors) and Hierarchical State Machines

Companion repository to the "Modern Embedded Systems Programming" video course.

Mobile operating system based on FreeRTOS™ optimized for E Ink displays - developed for Mudita Pure minimalist phone

Create extremely-fast and secure embedded HTTP servers with ease.

A C utility library and persistent key/value storage engine

A compact MODBUS RTU/TCP C library for embedded/microcontrollers

Frosted: Free POSIX OS for tiny embedded devices

SHA-2 algorithm implementations

An open source Smartwatch firmware written in C for the Raspberry Pi Pico

A miniature gaming PC / laptop

QP-nano real-time embedded framework/RTOS for embedded systems based on active objects (actors) and hierarchical state machines

Event-driven, preemptive, priority-based, hardware RTOS for ARM Cortex-M.

Getting started with the STM32 HAL development environment. Tutorial documents in Markdown.

Enable 24-bit / 96kHz Hi-Fi PCM stereo audio output via USB Audio Class 1.0 asynchronous mode on STM32469I-Discovery · Volume and mute control implemented

Simple risc-v emulator, able to run linux, written in C.

FreeACT is a minimal Active Object (Actor) framework for FreeRTOS

State Machine Design in C