weex - A framework for building Mobile cross-platform UI

Dropbox - Online Sync and File Sharing

React Native - A framework for building native apps with React

ownCloud - ownCloud is an open source project enabling businesses to host their own cloud storage while maintaining regulatory and compliance needs.

Ionic - Ionic is a cross-platform mobile development stack for building performant apps on all platforms with open web technologies.

Box - Box offers secure content management and collaboration for individuals, teams and businesses, enabling secure file sharing and access to your files online.