Microsoft tried to replicate the iOS libraries and everything with project Islandwood. It was a valiant effort but that moment (iOS 5->6->7) was a major time of

Microsoft tried to replicate the iOS libraries and everything with project Islandwood. It was a valiant effort but that moment (iOS 5->6->7) was a major time of upheaval for iOS libraries and they matured and this project was ultimately canceled. https://github.com/Microsoft/WinObjC https://github.com/Microsoft/WinObjC