NEO4OC - a Neo4j ObjC connector NEO4OC is a static library, wich may be used for iOS and OSX development. What is Neo4j? http://www.neo4j.org Why Graph DB? http://www.youtube.com/watch?v=nJmGrNdJ5Gw How to use NEO4OC? https://github.com/mzaks/NEO4OC-Specs http://www.blog.montgomerie.net/easy-xcode-static-library-subprojects-and-submodules Where is the object mapper? http://blogs.tedneward.com/2006/06/26/The+Vietnam+Of+Computer+Science.aspx Something you should also consider http://blog.8thlight.com/uncle-bob/2012/05/15/NODB.html