Giac/Xcas is a free computer algebra system for Windows, Mac OS X and Linux/Unix (license GPL3, for commercial dual-license contact us).

MathStudio is described as 'Formerly SpaceTime, is the most comprehensive math app available for mobile devices. Whether you need a simple calculator to do your finances or a replacement for your TI graphing calculator, MathStudio is the most powerful and versatile calculator available on the' and is a Calculator in the education & reference category. There are more than 50 alternatives to MathStudio for a variety of platforms, including Windows, Linux, Mac, Web-based and Android apps. The best MathStudio alternative is Wolfram Alpha, which is free. Other great apps like MathStudio are GNU Octave, MATLAB, SageMath and Mathematica.
Giac/Xcas is a free computer algebra system for Windows, Mac OS X and Linux/Unix (license GPL3, for commercial dual-license contact us).

Axiom is a general purpose Computer Algebra system. It is useful for research and development of mathematical algorithms. It defines a strongly typed, mathematically correct type hierarchy. It has a programming language and a built-in compiler.



Open-source software for mathematical modeling, nonlinear equations, and optimization problems, supporting dynamic systems and large-scale models, with both command-line and graphical interfaces, specialized modeling language, and advanced solver architecture.





KAlgebra is a mathematical graph calculator included in the KDE education package. While it is based on the MathML content markup language, knowledge of MathML is not required for use. The calculator includes numerical, logical, symbolic, and analytical functions, and can plot...



Cadabra is a computer algebra system (CAS) designed specifically for the solution of problems encountered in field theory. It has extensive functionality for tensor computer algebra, tensor polynomial simplification including multi-term symmetries, fermions and anti-commuting...
Singular is an open source computer algebra system for polynomial computations, with special emphasis on commutative and non-commutative algebra, algebraic geometry, and singularity theory.
Graphical frontend for GNU Octave. Edit formulas in native mathematical notation. Available / tested for Linux x586 / x86_64, WinXP, Vista, and MacOS.




The Collaborative Computational Notebook Built for Modern Engineering. Enter math as it appears on paper, get instantaneous results, and share your calculations with colleagues and clients. No special syntax, no software, no headaches, no kidding.






Miramath is an open source project inspired by the MathCad mathematical application. The main user interface consists of a page into which mathematical expressions can be entered or edited and then evaluated.




Java based and open sourced version of matlab and octave
Getting more and more compatible over time.
