Prequisition Ubuntu 12.04 apt-get install gnustep projectcenter.app gorm.app clang Reference http://ooboontoo.blogspot.com/2011/02/learn-objective-c-in-ubuntu-using.html http://www.otierney.net/objective-c.html http://stackoverflow.com/questions/17693824/compiling-objective-c-2-0-under-ubuntu-with-clang http://blog.tlensing.org/2013/02/24/objective-c-on-linux-setting-up-gnustep-clang-llvm-objective-c-2-0-blocks-runtime-gcd-on-ubuntu-12-04/ https://gist.github.com/nicerobot/5652802