NumPy and SciPy are open-source add-on modules to Python that provide common mathematical and numerical routines in pre-compiled, fast functions.
License: Open Source
Freemat is a user-friendly, open-source alternative primarily designed for numerical analysis with a simpler interface, making it suitable for beginners. In contrast, SciPy and NumPy are powerful Python libraries that provide extensive tools for scientific computing but require a solid understanding of programming concepts.