DWSIM - DWSIM is an open-source CAPE-OPEN compliant chemical process simulator for Windows and Linux.

LabVIEW - LabVIEW offers many of the functions you'd find in a traditional script-based programming language presented in a more intuitive visual interface ideal fo engineering.

MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming

itom - itom is an open source software suite for operating measurement systems, laboratory automation and...

CHEMCAD - We equip chemical engineers with integrated and intuitive process simulation software to tackle projects large and small. Discover how CHEMCAD can help you design, analyze and measure simple and complex processes like never before.

PyLab_Works - PyLab_Works is a free and open source replacement for LabView + MatLab, written in pure Python.