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leJOS - http://lejos.sourceforge.net/
Java based OS for Lego Mindstorms RCX. [Open Source] |
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Skelmir - http://www.skelmir.com/
Specializes in Java virtual machine and compilation technologies for the embedded device communities. |
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TinyVM - http://tinyvm.sourceforge.net/
Very small Java VM, and firmware replacement for Lego Mindstorms RCX. Progenitor of leJOS. [Open Source, MPL] |
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Waba - http://waba.sourceforge.net/
Small Java virtual machine aimed at portable devices, but also runnable on desktop computers. [Open source, GPL] |
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Ewe - http://www.ewesoft.com/
PocketPC and Palm Java Virtual Machine. |