OWASP dependency-check is a software composition analysis utility that detects publicly disclosed vulnerabilities in application dependencies.

Drools is a rule engine, DMN engine and complex event processing (CEP) engine for Java.

AI constraint solver in Java to optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling, conference scheduling and other planning problems.

a Business Process Management (BPM) Suite

Drools and jBPM integration with seam, spring, camel, ...