Google's software suite for combinatorial optimization
The Computational Geometry Algorithms Library
Computational geometry and spatial indexing on the sphere
Data Visualization and Analysis
General Mission Analysis Tool
2D & 3D TeX-Aware Vector Graphics Language
Numerical and Symbolic Math Tool
Open source finite element software for multiphysical problems
MathMod is a mathematical modeling software
Social Network Analysis and Visualization software
Framework for numerical computations, data analysis and visualisation
fast C++ library for linear algebra & scientific computing
MCPower — simple Monte Carlo power analysis for complex models
System dynamics program with additional features for economics
For exploring cellular automata like Conway's Game of Life.
Calculation with Clifford algebras: C++ library and Python module
Open-source C/C++ math engine for advanced scientific computing
Uranie is CEA's uncertainty analysis platform, based on ROOT
Double slit experiment visualization tool loving multicore processors
Didactic application to aid students in learning Numerical Methods;
Computer Assisted Proofs in Dynamics
Interactive geometry software for Euclidean and non-Euclidean spaces