Open BEAGLE is an Evolutionary Computation (EC) framework entirely coded in C++. It provides a software environment to do any kind of EC. http://www.gel.ulaval.ca/~beagle/
An ActiveX control for Genetic Algorithms written in Visual Basic. Provides a generic control that will perform the genetic run for any optimization problem. http://www.optiwater.com/optiga.html
This GA framework in Squeak implements the operation of selection, mutation and crossing-over with visualization features. http://www.consultar.com/Squeak/GA/