WideStudio is an Integrated Development Environment (IDE) for building window applications in C++, Ruby, Python an Perl for Windows, MacOSX, Linux, FreeBSD, SOLARIS and other unix and BTRON and T-Engine. This is open and free (under MIT/X Consortiun Lice
Griff is a collection of projects including: (i) Sarl3 - Sets and Relations Library for doing Formal Concept Analysis (FCA); (ii) RJL a progamming language combining both static and dynamic typing, and (iv) PIG a simplistic triple store.
A Genetic Programming library that uses System F, a polymorphically typed lambda calculus to represent genotypes. System F is very expressive and allows the native representation of all common programming structures and of recursive structures.
Screen (or SCalable REndering ENgine) is a rendering engine based on both 3D rendering and highlty parallel algorithms. It provides powerful scripting interfaces and integrated development environment for 3D games and scientific simulations.
The Virtual Laboratory for Earth and Planetary Materials (VLab) collaborative GRID-based environment. Concentrating on scientific computation workflows and auto-generation of visualization services. http://vlab.msi.umn.edu