Model-rocketry aerodynamics and trajectory simulation software
Toolkit for working with and mapping geospatial data
Geographic library
Evaluador de expresiones matemáticas para Java en español
Robocode is a programming tank game for Java
BBMap short read aligner, and other bioinformatic tools.
Open Source Computer Vision Library
Tool support for the Z formal notation
An object relational-mapping (ORM) library for Java
An interactive viewer for three-dimensional chemical structures.
Open source Health IT for the planet