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 * [Frontend UI Development with React](https://www.youtube.com/playlist?list=PL0vfts4VzfNgUUEtEjxDVfh4iocVR3qIb) - Jeff Delaney, Fireship.io (YouTube)
 * [Full Stack Foundations](https://www.udacity.com/course/full-stack-foundations--ud088) - by AWS on Udacity
 * [Full stack open](https://fullstackopen.com/en/) - University of Helsinki, Houston Inc., Terveystalo, Elisa, K-ryhmä, Unity Technologies, Konecranes
+* [How to Meet Web Content Accessibility Guidelines (Quick Reference)](https://www.w3.org/WAI/WCAG21/quickref/) - W3C Web Accessibility Initiative
 * [Introduction to Professional Web Development in JavaScript](https://education.launchcode.org/intro-to-professional-web-dev/) - Chris Bay, Jim Flores, Blake Mills, Sally Steuterman, Paul Matthews, Carly Langlois (The LaunchCode Foundation)
 * [Java Web Development](https://education.launchcode.org/java-web-development/) - Chris Bay, Jim Flores, Carly Langlois, Sally Steuterman (The LaunchCode Foundation)
 * [Learn web development](https://developer.mozilla.org/en-US/docs/Learn) - Mozilla Contributors