Appium : Appium is an open source test automation framework for use with native, hybrid and mobile web apps.
It drives iOS and Android apps using the WebDriver...
SlimerJS : A scriptable browser for Web developers
Detox : Gray box end-to-end testing and automation framework for React Native apps
mobiReady : The mobiReady testing tool evaluates mobile-readiness using industry best practices & standards.
TagUI : TagUI is a general purpose tool for automating web interactions
Maestro is the easiest way to automate UI testing for your mobile app.