Maestro : Maestro is the easiest way to automate UI testing for your mobile app.
Screenfly : Test Your Website at Different Screen Resolutions
Pa11y : Monitor the accessibility of your websites with pa11y-dashboard, and protect against accessibility errors creeping into your codebase.
webhint : webhint is a linting tool that will help you with your site's accessibility, speed, security and more, by checking your code for best practices and co...
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...
The mobiReady testing tool evaluates mobile-readiness using industry best practices & standards.