'Can I use' provides up-to-date browser support tables for support of front-end web technologies on desktop and mobile web browsers.
Software Testing Tools & Resources
Largest collection of Resources and Tools for Software Testing Community

Can I UseFree

HealeniumFree
Healenium improves stability of Selenium-based test cases, handling changes of updated web elements.
A set of components that leverage the AWS CDK to make testing of serverless constructs in the cloud straightforward.
Mobile Security Framework (MobSF) is an automated, all-in-one mobile application (Android/iOS/Windows) pen-testing, malware analysis and security assessment framework capable of performing static and dynamic analysis.

vConsoleFree
A lightweight, extendable front-end developer tool for mobile web page.
Various recipes for testing common scenarios with Cypress

ARIA DevToolsFree
Easily spot missing ARIA labels, misused ARIA roles, and incomplete keyboard support in your web applications.