Xmind - Xmind is a brainstorming and mind mapping application.

myOpenLab - MyOpenLab is a platform for finished elements (program components) that can be linked together.

MindMeister - Create, share and collaboratively work on mind maps with MindMeister, the leading online mind mapping software. Includes apps for iPhone, iPad and Android.

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

Coggle - Coggle is a simple, beautiful, powerful way of structuring information.

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.