A GUI system for embedded systems.
A C++ library for AVR and NodeMCU
Free cooperative operating system designed for microcontrollers
Free real-time operating system designed for microcontrollers
RTOS for Secure, Safe and Real-Time Systems
State machine framework for reactive embedded systems
MGSyn - Automatic Synthesis for Industrial Automation
An Open-Source Library for Low-Power Approximate Computing Modules
High Speed Karlsruhe open automotive code initiative
BitBurner AVR Programmer, a full and complete AVRdude GUI for Windows.
Microcontroller Task Scheduler
Retronio - classic vintage software on your Arduino
ChumbOS Launcher - Native Application Launcher for Chumby
Simple AVR OS