Pa11y : Monitor the accessibility of your websites with pa11y-dashboard, and protect against accessibility errors creeping into your codebase.
tota11y : an accessibility visualization toolkit that aims to reduce the friction of a11y testing
Maestro : Maestro is the easiest way to automate UI testing for your mobile app.
aXe : Automated tool to find Accessibility defects on your web site by using the aXe Chrome extension. Drop the aXe on your accessibility defects! We believ...
W3C mobileOK Checker : This checker performs various tests on a Web Page to determine its level of mobile-friendliness.
The mobiReady testing tool evaluates mobile-readiness using industry best practices & standards.