Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.
Appcelerator Titanium - Appcelerator Open Source
built.io - Idea to app in record time
React Native - A framework for building native apps with React
Clear Impact Scorecard - Clear Impact Scorecard is a grant management and performance software solution.
Onsen UI - HTML5 Hybrid Mobile App UI Framework - work with Angular, React, Vue, Meteor & pure JavaScript. Material & Flat design.