http://www.r-project.org/ free software environment for statistical computing and graphics, different kinds of analyses can be done, can use as a calculator
http://statgen.ncsu.edu/qtlcart/WQTLCart.htm for mapping quantitative trait loci (QTL) in cross populations from inbred lines.
http://folk. uio.no/ohammer/past/ : easy-to-use data analysis package with many features including diversity index, multivariate, parsimony etc.
https://www. uni-hohenheim. de/plantbreeding /software/ : For genetics and plant breeding related experiment
http://faculty. vassar.edu/ lowry/tabshttp://faculty. vassar.edu/ lowry/tabs.html : Statistcial tables
http://evolution. genetics. washington. edu/phylip/software.html : More than 100 software for phylogenetic study
http://www.statsoft .com/textbook/stathome.html.html : Electronic statbook