TensorFlow.js is a library for machine learning in JavaScript
Probabilistic programming in Python
Development framework including code generator and UML ex/import
The Umple Model-Oriented Programming Technology
Machine Executable Language Ontology (MELO)
Imixs Workflow - the open source business process management
A modeling tool for software engineers (OO)
The HTML 5 JavaScript diagramming library
The easiest C++ way to deal with constraints !