I believe this is the new navigation library as was described here : https://github.com/facebook/react-native/wiki/Roadmap https://github.com/facebook/react-nat

I believe this is the new navigation library as was described here : https://github.com/facebook/react-native/wiki/Roadmap https://github.com/facebook/react-native/wiki/Roadmap So I would expect that it may well be folded into core react-native in time.