Free open source, command line statistical software.

Useful reference sheet
R Studio: A powerful and productive user interface for R. Install R first.
R Markdown: Turn your analyses into high quality documents, reports, presentations, etc.
Swirl: Interactive courses for learning R (free).
DataCamp: Multiple short courses for learning R where you program from your own browser.
Coursera: Short R courses.


A comprehensive list of statistical courses at UF that use statistical software is currently being developed (but not finalized)

Most statistical software/packages are available at