Projects

Apache Harmony

claimed by Apache Software Foundation

Apache Harmony is the Java SE project of the Apache Software Foundation. The aim of the project is to produce a large and healthy community of those interested in runtime platforms tasked with creation of: - a compatible, independent implementation of Java SE under the Apache License v2 - a ... [More] community-developed modular runtime (VM and class library) architecture. [Less]

JamVM

JamVM is a compact Java Virtual Machine conforming to the JVM specification edition 2 (blue book). It is extremely small; stripped executable on PowerPC ~180K, Intel 150K. However, unlike other small VMs it supports the full J2SE 1.5 specification, inc. soft/weak/phantom references, annotations and JNI.

SP-Forth - ANS Forth compiler

SP-Forth is a Forth compiler, developed in Russia, and the basis for some other open source work. It is not 'Mostly written in Perl' (this is a bug of Ohloh :). It written in FORTH.

SableVM

SableVM is a robust, extremely portable, efficient, and specifications-compliant Java virtual machine that aims to be easy to maintain and to extend. It features a state-of-the-art, efficient interpreter engine. Its source code is very accessible and easy to understand, and has many robustness features that have been the object of careful design.