RingCentral - RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies
Apache Cordova - Platform for building native mobile applications using HTML, CSS and JavaScript
Dialpad - Switch is a cloud-based phone system built for Google Apps users.
React Native - A framework for building native apps with React
Aircall - Aircall is a call center software of a new generation designed for fast growing companies. Setup instantly and integrates to your CRMs
PhoneGap - Easily create apps using the web technologies you know and love: HTML, CSS, and JavaScript.