Ascend - Ascend.io is a platform introduces new cognitive models for working with your big data pipelines.
Anoc Octave Editor - Write scientific documents in LaTeX and perform mathematical calculations in Octave. Visualize the result in a PDF (LaTeX) or in a plot (Octave)
GNU Octave - GNU Octave is a programming language for scientific computing.
Xoctave - The Affordable Matlab alternative which makes you save money. Xoctave is a powerful software that is meant to unleash the power of GNU Octave by creating a complete scientific computing environment.
MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming
Wolfram Mathematica - Mathematica has characterized the cutting edge in specialized processing—and gave the chief calculation environment to a large number of pioneers, instructors, understudies, and others around the globe.