leJOS - Java based OS for Lego Mindstorms RCX. [Open Source] Skelmir - Specializes in Java virtual machine and compilation technologies for the embedded device communities. TinyVM - Very small Java VM, and firmware replacement for Lego Mindstorms RCX. Progenitor of leJOS. [Open Source, MPL] Waba - Small Java virtual machine aimed at portable devices, but also runnable on desktop computers. [Open source, GPL] JControl - A Java platform optimized for measurement, control and automation applications. The JControl Virtual Machine's design is as lean as it runs even on 8-bit microprocessors and hence it can compete with common 8-bit-systems. Ewe - PocketPC and Palm Java Virtual Machine. JOP: a Java Optimized Processor - Implementation of the Java VM as soft processor core in an FPGA for embedded real-time systems. [Free for personal use or for educational purpose] Taurus Java VM - Available for Psion Series 3, MS-DOS and Linux. [Commercial] Introduction to EPOC Java Development - Article covering the differences between ordinary Java development and EPOC Java development, such as designing for a smaller screen, lower resources and special deployment. Javac on EPOC - Instructions for compiling Java programs on EPOC. Aonix PERC - Virtual machine and development tools for embedded platforms, including static linking and native compiling, and a real-time garbage collector. [Commercial]