Python implementation for microcontrollers and constrained systems
Forth documentation: embedded Arm Cortex-M STM32xx microprocessors
a self-contained development environment for embedded systems.
GNU Octave toolkit for controlling a Raspberry Pi
BASIC-like language interpreter for embedded systems
Free real-time operating system designed for microcontrollers
State machine framework for reactive embedded systems
PRTOS is a simple, compact preemptive RTOS for embedded systems
Modular CNC software for Arduino controller
SDK for the SARK-110 Antenna Analyzer
Simple AVR OS