Open-Source Subscription Billing & Payments Platform

Unleash the power of Java - JBang Lets Students, Educators and Professional Developers create, edit and run self-contained source-only Java programs with unprecedented ease.

alf.io - The open source ticket reservation system for conferences, trade shows, workshops, meetups

Graph+Semantics: Import/Export RDF from Neo4j. SHACL Validation, Model mapping and more.... If you like it, please ★ ⇧

A functional, flexible and concise Lisp.

Evrete is a lightweight and intuitive Java rule engine.

A Java object representation of the Open Graph protocol for a web page