Description: Freemat is a free, open-source alternative to MATLAB. It provides a wide range of mathematical functions and supports numerical computation, engineering and scientific visualization.
Type: software
Pricing: Free
Description: UltimaCalc is a spreadsheet software designed to be a free, open-source alternative to Microsoft Excel. It offers many similar features to Excel including calculations, graphing tools, pivot tables, and support for various file formats.
Type: software
Pricing: Open Source