Ranorex Studio supports test automation on a broad array of platforms, from legacy desktop applications to the latest web and mobile technologies. Ranorex Studio tools help teams automate faster, identify defects, and reduce test maintenance, so that you can focus on delivering quality applications.
TestComplete - TestComplete Desktop, Web, and Mobile helps you create repeatable and accurate automated tests across multiple devices, platforms, and environments easily and quickly.
React Native - A framework for building native apps with React
Sauce Labs - Test mobile or web apps instantly across 700+ browser/OS/device platform combinations - without infrastructure setup.
ComponentKit - ComponentKit by Facebook: A React-Inspired View Framework for iOS
Selenium - Selenium automates browsers. That's it! What you do with that power is entirely up to you. Primarily, it is for automating web applications for testing purposes, but is certainly not limited to just that.
Onsen UI - HTML5 Hybrid Mobile App UI Framework - work with Angular, React, Vue, Meteor & pure JavaScript. Material & Flat design.