amforth is an extendible interpreter on microcontrollers
AO RTOS is small real time OS based on Active Object concurrency model
A GUI system for embedded systems.
BACnet stack for Rabbit 4000/5000/6000
BASIC-like language interpreter for embedded systems
Debug Facility for Real-Time issues
State machine framework for reactive embedded systems
Open IoT Framework
Synthesizing embedded control software from formal specifications
Extend GDB Server feature, OS Aware Debugging, Thread Stack Checking
JBernstein: Exploration techniques for non-linear constraint checking
Unified desktop and embedded Serial port API
Open Source Hardware For Industrial Automation
A disassembler and a simulator for the MSP430 CPU