- Discovered: March 26, 2015
- Dev Inhabitants: Unknown, see Google Trends and Github Stars
- Notable Actors: Created by Facebook
- Notable Projects: FB, Wix, Airbnb
- Description: Cost effective way to develop for iOS and Android without sacrificing quality(mostly).
- Pros: Cross platform, development skills also relevant for web development.
- Cons: Still need some native Android and iOS code. Can result in 3 code bases instead of just 2.