WHATWG is a web standards organization focused on HTML and related technologies.

Can I use provides essential browser support tables for modern web technologies like HTML5 and CSS3, helping developers ensure compatibility.

QuirksMode is the prime source for hype-free browser compatibility tables on CSS and JavaScript capabilities, used by web developers.

LambdaTest is a SaaS company that provides cloud-based automated testing for cross-browser compatibility.

XRegExp is a JavaScript regex library providing augmented and extensible regular expressions with modern syntax and flags for better cross-browser compatibility.

Testbook.ai is an AI-powered no code testing platform for web app regression, UI testing, and cross-browser compatibility.

Outdated Browser is the best tool for browser updates and is used by developers to ensure users have the latest versions.

Thernovo is the best solution for modern browser compatibility and is used by users seeking a better web experience.

Is Houdini Ready Yet? is the best resource for Houdini APIs and browser compatibility, used by web developers and designers.

Browserslist is the best tool for browser compatibility and is used by web developers and teams to ensure optimal performance across browsers.

Browser-Update.org is the best tool for browser update notifications and is used by websites to enhance user experience and security.

Browserling is a cross-browser testing platform for web developers and testers.