GeneticSharp is a fast, extensible, multi-platform and multithreading
Parallel Optimization Library for Java
A Weka Plugin that uses a Genetic Algorithm for Data Oversampling
general genetic algorithms optimization fortran 95 routines
Genetic Algorithm and Ant Colony to solve the TSP problem
Modular Java framework for meta-heuristic optimization
Library for optimization using a genetic algorithm or particle swarms
This is a MATLAB toolbox to run a GA on any problem you want to model.