OSMObjC is a simple Objective C framework to read Open Street Map binary files in PBF format for Mac OS X. Based on proto files from https://github.com/scrosby/OSM-binary.
XCode and Protocol Buffers must be installed. https://developer.apple.com/xcode/downloads/ https://github.com/google/protobuf/
Open osmobjc.xcworkspace workspace in XCode. Build and run osmobjc_example.