Core Engine
org.drools  
org.drools.conflict  
org.drools.rule  

 
Semanic Providers Interface
org.drools.spi  

 
Semantic Module Framework
org.drools.smf  

 
Rule I/O
org.drools.io  

 
Base Semantic Module
org.drools.semantics.base  

 
Java Semantic Module
bsh.commands  
org.drools.semantics.java  
org.drools.semantics.java.parser  

 
Python Semantic Module
org.drools.semantics.python  

 
Groovy Semantic Module
org.drools.semantics.groovy  

 
JSR-94 Binding
org.drools.jsr94.jca.spi  
org.drools.jsr94.rules  
org.drools.jsr94.rules.admin