MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming
GNU Octave - GNU Octave is a programming language for scientific computing.
Modelio - Modelio is an open source modeling tool supporting natively UML, BPMN and model exchange with XMI.
Scilab - Scilab Official Website. Enter your search in the box aboveAbout ScilabScilab is free and open source software for numerical . Thanks for downloading Scilab!
draw.io - Online diagramming application
Maxima - Maxima is a fairly complete computer algebra system written in Lisp with an emphasis on symbolic computation.