OptaPlanner


OptaPlanner is an Open Source Constraint Solver written in Java. It solves constraint satisfaction problems with construction heuristics and metaheuristic algorithms.
OptaPlanner is sponsored by Red Hat, part of the JBoss community and closely related to the Drools and jBPM projects in the KIE group.

History

It was founded by Geoffrey De Smet in 2006 under the name Taseree. In 2007, it joined the Drools project as Drools Solver. In 2009 it renamed to Drools Planner.
In March 2013, it from Drools project and finally renamed to OptaPlanner.
It is under continuous development by a dedicated core team and external community contributors.
Red Hat's support product for OptaPlanner is called Red Hat Business Optimizer. Between March 2014 and March 2015, Red Hat's BRMS and BPM Suite 6.0 subscriptions included it as Tech Preview., BRMS and BPM Suite 6.1 and higher include it as Full Support.

Research competitions results

OptaPlanner contributors regularly compete against academic researchers in research competitions. Their results include: