SIMON is powerful, flexible, open-source and easy to use machine learning software. Home for all your knowledge discovery questions!
Amazon Machine Learning - Machine learning made easy for developers of any skill level
Apache Mahout - Distributed Linear Algebra
Xano - Xano is the fastest way to build a scalable backend for your App using No Code.
KNIME - KNIME, the open platform for your data.
Machine Learning Playground - Breathtaking visuals for learning ML techniques.
WEKA - WEKA is a set of powerful data mining tools that run on Java.