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
Freemat is a user-friendly open-source alternative for numerical computing, while Scilab offers a more robust set of mathematical tools suitable for engineering and scientific applications. Freemat is easier to learn, whereas Scilab provides a more comprehensive feature set for advanced users.