LambdaTest - Perform Web Testing on 2000+ Browsers & OS
Check a Site - Scan websites for over 700 quality problems
AWS Device Farm - Improve the quality of your iOS, Android, and web applications by testing against real mobile devices in the AWS Cloud.
Beta Family - 50,000 testers to test your app
Sqreen - Sqreen is a web application security monitoring and protection solution helping companies protect their apps and users from attacks. Get started in minutes.
Sentry.io - From error tracking to performance monitoring, developers can see what actually matters, solve quicker, and learn continuously about their applications - from the frontend to the backend.