JFrog is a free distributed components-oriented framework created to develop multiplatform game engines with high source code reusability. Its possible to create game engines for personal computers and handhelds. Before this project was Amphibian.
xFloWS project aims to provide a graphical toolkit that enables users to create complex Web services by combining other existing Web services simply using drag and drop. xFloWS also includes a Web service search engine and a code generator.
The DragonBreath Engine is a constraint solver based on local search. It features real-time computation, handling of dynamics, structural constraint satisfaction, and an easy way to include domain-specific knowledge.
<img src=http://www.ifrance.com/divisionX/JOE-LOGO.BMP align=left><div><b>JOE</b> -<i>Java Optimization Engine</i>- provides an easy way to optimize programmatically Java applications. <b>JOE</b> is an Ant optional task (like XDoclet or JavaCC).</div><br
"Termite" is a collection of build utilities which can be used together with other build tools like Ant (see http://jakarta.apache.org/ant). In contradiction to Ant frameworks like CruiseControl or AntHill no servlet engine is needed to start or automate