Source Code Analyzer
Analysis tool that generates method call graphs
jMINT - Java Mutation for Integration Testing
Kasun de Silva
Ccide is a Decision Table preprocessor.
Eclipse builder for FreeMarker templates
Dev-C++ with wxWidgets designer
DAOGenerator automatically generates dao classes for Jee web apps
Java library to work with scalar arrays as usual Collections
PetriNetExec a library for embedding Petri Nets into Java applications
z390 Portable Mainframe Assembler and Emulator
AMOS BASIC reimplementation in Java
Uses GraphViz to draw UML class diagrams