Drools supports the Java Rules Engine API (Java Specification Request 94) standard for its business rule engine and enterprise framework for the construction, maintenance, and enforcement of business policies in an organization, application, or service.

[5] JBoss Enterprise BRMS is a productized version of Drools with enterprise-level support available.

[6] Components of the enterprise version:[7] Drools and Guvnor are JBoss Community open source projects.

Components of the JBoss Community version:[10] This example[11] illustrates a simple rule to print out information about a holiday in July.

The purpose of dialect "mvel" is to point the getter and setters of the variables of your Plain Old Java Object (POJO) classes.