iOS library that allows to fetch remote .xib compiled and compresed files, and to load UIViewControllers from fetched .xibs
FBRemoteNibLoader lets you fetch updated versions of NIB files without having to update your app in the AppStore
This doesn't include any compiled source code, so it should be fine by Apple guidelines.
Allows for [string contains:anotherString] and [string trimTrailingSpaces]
FMStyleManager can replace messages, styles or recurse throughout a view hierarchy.
Features are available either from code or IB using outlets.