Neo4j - Graph Database Kernel Distribution 1.1 API

Graph database

org.neo4j.graphdb	The graph database API used by Neo4j.
org.neo4j.graphdb.event	Event framework.
org.neo4j.graphdb.traversal	Traversal framework.
org.neo4j.kernel	Implementation for embedding a Neo4j graph database in an application.
org.neo4j.kernel.management	Management support using JMX.

Helpers

org.neo4j.helpers	Common Java utilities.
org.neo4j.helpers.collection	Collections utilities - Iterator/Iterable utilities and creating Maps.