objc.string has been designed to provide a comprehensive set of string manipulation routines in a self-contained, small and open source Objective-C library with zero dependencies.
Further details on how you can use the objc.string library within your own Objective-C projects are available HERE.
Here are some key features of "objc.string":
· provides a powerful and consistent API
· the same API is used to deal with plain strings as well as regular expressions
· embraces functional approach (treats both NSString and NSMutableString as immutable) while still providing a way to modify strings "in place"
· comes with a comprehensive set of unit tests and benchmarks
· Apple Xcode