Programming IDEs
My favorite programming IDE. Eclipse Eclipse plugins Another useful one KDevelop
Programming
Data mining tools
These tools are in Java. The first one is developed by the Automated Learning Group at NCSA D2K WEKA
Genetic algorithms tools
Check the IlliGAL source code page. IlliGAL source code page
Database tools
Database engines MySQL McKoi (Pure Java) Database modeling Clay: Azzurri’s plugin for Eclipse DBDesigner (discontinued)