Drools Expert is the rule engine and Drools Fusion does complex event processing (CEP).
Java GAP Standard ML XSLT ANTLR Protocol Buffer
Latest commit a631144 Jul 21, 2017 @baldimir baldimir committed with etirelli DROOLS-1668 Fix some FindBugs problems (#1375)
* Fix some FindBugs problems

* Use EMPTY_INPUT in FeelImpl

README.md

Developing Drools and jBPM

If you want to build or contribute to a kiegroup project, read this document.

It will save you and us a lot of time by setting up your development environment correctly. It solves all known pitfalls that can disrupt your development. It also describes all guidelines, tips and tricks. If you want your pull requests (or patches) to be merged into master, please respect those guidelines.