WEKA - WEKA is a set of powerful data mining tools that run on Java.
SciDaVis - SciDAVis is a free application for Scientific Data Analysis and Visualization.
Orange - Machine learning for novice and experts.
GnuPlot - Gnuplot is a portable command-line driven interactive data and function plotting utility.
RapidMiner - RapidMiner is a software platform for data science teams that unites data prep, machine learning, and predictive model deployment.
Matplotlib - matplotlib is a python 2D plotting library which produces publication quality figures in a variety...