Mathematica, MATLAB, Maple, Scilab, GNU Octave, Derive, NumeRe, Maxima, Jupyter, Mathway, Ascend, wxMaxima, OpenAxiom, Livebook, Mirai Math, Spyder, ANKHOR FlowSheet, Collimator, fxSolver, SymPy, Calcpad, Julia, MathStudio, Freemat, Magma, Mathmatiz, GMDH Shell, Enthought, FriCAS, Mathics, VisSim, Cadabra, ScicosLab, GiNaC, Function Analyzer, DataSpell, DataJoy, Yacas, MathJournal, nerdamer, Math Solver II, Reinteract, Math Notepad, Doronix Math Toolbox, MATHdoozy, Mathomatic, GAP, SymbolicC++ are some alternatives to SageMath.