The MCAScript programming language consists of a subset of C# extended by special statements from hardware programming languages. It has been developed to be used within the MCA(Modular Controller Architecture) to script to behaviour of robots.
YABI93 is an Interpreter for the esoteric programming language Befunge, version "Befunge93". It is written in Java 1.5 and uses Swing for its graphical interface. YABI supports a multilanguage GUI.
JHaskell provides a Haskell interpreter and compiler for the JVM. The goal is to make Haskell a viable language for development for the Java platform and also to allow existing Haskell programs to run on the JVM.
The OS561 operating system based around FORTH/Java. The OS is to run on a VHDL chip OpenHardware design called the Minon, but could become available for other platforms. The unique point of the design is a revolutionary data compression technology.
The Wolfram Machine project is an effort to create a set of documentation and useful modules (both hardware and software) for a computing architecture based on the mathematical theories presented in Steven Wolfram's book _A_New_Kind_of_Science_.
A Virtual Machine Linux appliance (for Virtualbox). This Fedora Remix puts emphasis on Java based applications. Includes OpenOffice.org, OpenJDK, browser plug-ins (IcedTea), and popular Java based applications like Azureus/Vuze, jEdit, and more.