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

Lobe - Visual tool for building custom deep learning models

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.

Predictly.co - Save time and resources with our state of the art human-in-loop Data annotation platform services to build your solution specific AI solutions. We help you with the data heavy lifting while your data scientists focus on business centric solutions.

Amazon Machine Learning - Machine learning made easy for developers of any skill level