Quasar Framework!

Ionic makes it easy to build native-quality hybrid interactive applications using HTML5 and JavaScript.Built with Sass, optimized for AngularJS.

Appcelerator Titanium, offered for free by Appcelerator, lets web developers use web technologies, open source and cloud computing to build native apps for iPhone, Android, Windows, Mac OSX and Linux.

React Native enables you to build world-class application experiences on native platforms using a consistent developer experience based on JavaScript and React. The focus of React Native is on developer efficiency across all the platforms you care about — learn once, write anywhere. Facebook uses React Native in multiple production apps and will continue investing in React Native.

Framework7 - is a free and open source mobile HTML framework to develop hybrid mobile apps or web apps with iOS & Android native look and feel. It is also an indispensable prototyping apps tool to show working app prototype as soon as possible in case you need to.The main approach of the Framework7 is to give you an opportunity to create iOS & Android apps with HTML, CSS and JavaScript easily and clear. Framework7 is full of freedom. It doesn't limit your imagination or offer ways of any solutions somehow. Framework7 gives you freedom! »

Make beautiful hybrid mobile apps using HTML5, CSS and JavaScript. Works with or without any framework including React, Meteor, Vue, AngularJS & 2. iOS and Android.