GFortran

A free Fortran compiler for the GNU Compiler Collection. GFortran can work on multiple architectures and diverse environments.

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GNUPlot

A portable command-line driven graphing utility created to allow scientists and students to visualize mathematical functions and data interactively, but has grown to support many non-interactive uses such as web scripting.

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Geany

Geany is a text editor using the GTK+ toolkit with basic features of an integrated development environment.

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Grace

A 2D plotting tool which allows you to interactively modify plots, to set all kind of plot parameters, change the appearance of your figure, and to save the figure in the format of your choice.

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Mathematica

Single integrated, continually expanding system that covers the breadth and depth of technical computing-and is seamlessly available in the cloud through any web browser, as well as natively on all modern desktop systems.

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