Mathics vs Open System Architect
A side-by-side look at Mathics and Open System Architect. For an in-depth review of either product, follow the links below.
Mathics
Mathics is an open-source computer algebra system with similarities to Mathematica. It features symbolic calculations, numeric computations, graphics, and support for mathematical typesetting. Mathics aims to be compatible with Mathematica to allow reuse of existing code and resources.
Open System Architect
Open System Architect is an open source system architecture modeling and design tool. It provides capabilities for creating different architecture diagrams such as logical/physical/infrastructure architecture diagrams, data flow diagrams, workflow diagrams, and more. It is a free and lightweight alternative to other paid systems architecture tools.