Lobe - Visual tool for building custom deep learning models

LabelMe Annotation Tool - LabelMe is an annotation tool writen in Javascript and Perl for online image labeling.

Floyd - Heroku for deep learning

Datatang.ai - Datatang provides off-the-shelf AI training datasets, on-demand data collection & annotation solutions that power the world's most innovative artificial intelligence.

Machine Learning Playground - Breathtaking visuals for learning ML techniques.

Glui - glui - GLUI is a GLUT-based C++ user interface library which provides controls such as buttons, checkboxes, radio buttons, and spinners to OpenGL applications. It is window-system independent, using GLUT or FreeGLUT.