Maiden-core is a Linux kernel robotics API module, extensible in Erc. The Maiden Project also documents and develops the Maiden architecture for mobile robots, a set of (optional) designs and standards for robots using the Maiden-core API.
leJOSUnit is a port of the Java based JUnit framework for testing robotic programs with a very small footprint. leJOS is a Java based replacement firmware (OS) for the LEGO Mindstorms RCX brick that comes with Lego\'s Robotics Invention System.