React Native - A framework for building native apps with React
Google App Engine - A powerful platform to build web and mobile apps that scale automatically.
Flutter.dev - Build beautiful native apps in record time 🚀
Dokku - Docker powered mini-Heroku in around 100 lines of Bash
Onsen UI - HTML5 Hybrid Mobile App UI Framework - work with Angular, React, Vue, Meteor & pure JavaScript. Material & Flat design.
Google Cloud Functions - A serverless platform for building event-based microservices.