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Developer(s) Red Hat
Stable release
6.4.0.Final / April 14, 2016; 5 months ago (2016-04-14)
Written in Java
Operating system Cross-platform
Type Mathematical optimization
License ASL 2
Website http://www.optaplanner.org/

OptaPlanner is mathematical optimization software. It solves constraint satisfaction problems with construction heuristic and metaheuristic algorithms. It's professional Open Source, sponsored by Red Hat.

KIE (Knowledge Is Everything) is the new umbrella name for OptaPlanner, Drools, jBPM, UberFire and related technologies.


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 graduated from Drools project and finally renamed to OptaPlanner.

Red Hat's BRMS subscription offering includes full support for OptaPlanner under the name JBoss Business Resource Planner. First, between March 2014 and March 2015, BRMS and BPM Suite 6.0 included it as tech preview. As of April 2015, Red Hat's BRMS and BPM Suite 6.1 and higher include it as full support.

Research competitions results[edit]

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

External links[edit]