GODL Home Page - a procedural, concurrent, object-oriented scripting language, designed for use in real-time game engines, still in the early stages of development
librep - a shared library implementing a Lisp dialect that is lightweight, reasonably fast, and highly extensible. It contains an interpreter, byte-code compiler and virtual machine. Applications may use the interpreter as an extension language
IBM developerWorks : Open source : Jikes project - a collaborative software development project dedicated to providing a compiler from Java source code to bytecode that is conformant, robust, full-featured, commercial-quality, and freely available