Scilab is an open source, cross-platform numerical computational package and a high-level, numerically oriented programming language. Developed by Scilab Consortium
License: Open Source
Mathematica is a powerful commercial software known for its advanced symbolic computation and extensive built-in functions, making it ideal for complex mathematical modeling and data analysis. Scilab, being an open-source alternative, focuses on numerical computations and is more budget-friendly, although it lacks some of the advanced features and user-friendliness of Mathematica.