Genetic algorithm softwares are available in the major software for example:
1- MATLAB , it is included main toolbox programming about genetic algorithm.
2- Excel , SolveXL is an add-in for Microsoft Excel® which uses evolutionary algorithms to solve complex optimization problems. The application is written in C++ and exploits a COM interface to interact with Microsoft Excel®. A user friendly Wizard with built-in help allows users to configure the tool easily and to perform optimizations. SolveXL goes much further than many other commercial products of this type and implements many types of single and multiple-objective genetic algorithms
http://www.solvexl.com
3- JGAP is a Genetic Algorithms and Genetic Programming package written in Java