Open Source Java Compilers

Data Manipulator is a pure Java GUI interface for SQL databases. Not only an administrative tool, but one that allows a user to create forms and reports. Additionally A Java programmer can use code with Forms, reports a stand alone to manipulate the data

Flow4J is a java framework, that enables the user to model process flow with a gui interface. The flow may include tasks, decisions or calls to other process flows. The saved flow is in a jar file together with its bytecode.

JavaCET is an API wrote in Java that allows to analyze Java source code and libraries, and control its execution and its trace in an integrated and comprehensible object-oriented way. It allows backwards execution.

mojo is a standalone software and library for the fast analysis of business processes. Because of its lightweight architecture and its implementation in Java, it can be used as extension in your program, e.g., business process designer. It provides new researched compiler-based analysis techniques which supports very good failure location. The software can be used under the GNU Lesser General Public License (LPGL): http://www.gnu.org/licenses/lgpl-3.0.txt