Description: GNU Octave is an open-source mathematical programming language that is compatible with MATLAB. It can perform numerical computations, data visualization, and other math tasks.
Type: software
Pricing: Open Source
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