The Mars Simulation Project is an open source Java project to create a
simulation of a future human settlement on the planet Mars.
JFDraw is a Java vector graphics drawing
application and library package. It is focused on
vector graph drawing field. It is useful for
mechanical, electronic, architectural graph
drawing applications, or even business process or
fundamental uses reverse polish notation and can search for formulas for
sequences of numbers as well as relationships between constants.
A powerful markup template system for Python.
A framework for secure peer-to-peer networking.