@html5test (January 9, 2024). "The old html5test.com site is down maybe forever" (Tweet) – via Twitter. https://x.com/html5test/status/1744850900164686062
Leenheer, Niels. "HTML5test Frequently Asked Questions". HTML5test.com. Niels Leenheer. Retrieved 10 July 2014. http://html5test.com/about.html
Brinkmann, Martin (6 June 2010). "HTML5 Test Your Web Browser". gHacks Technology News. Retrieved 10 July 2014. http://www.ghacks.net/2010/06/06/html5-test-your-web-browser/
Zeldman, L. Jeffrey (1 August 2010). "HTML5 Test". Zeldman.com. ISSN 1534-0309. Retrieved 10 July 2014. /wiki/Jeffrey_Zeldman
Leenheer, Niels (13 November 2013). "The new HTML5test is here!". blog.html5test.com. Archived from the original on 26 June 2014. Retrieved 12 July 2014. https://web.archive.org/web/20140626033522/http://blog.html5test.com/2013/11/the-new-html5test-is-here/
@html5test (January 9, 2024). "The old html5test.com site is down maybe forever" (Tweet) – via Twitter. https://x.com/html5test/status/1744850900164686062
Staff writer. "Test Your Browser for HTML5 Compatibility". CyberNet News. Retrieved 10 July 2014. /wiki/Staff_writer
Zukerman, Erez (8 August 2010). "Test your browser's HTML5 prowess with the HTML5 test". Switched. AOL. Archived from the original on 26 April 2019. Retrieved 10 July 2014. https://web.archive.org/web/20190426061727/http://downloadsquad.switched.com/2010/08/08/test-your-browsers-html5-prowess-with-the-html5-test/
"Acid3: Putting Browser Makers on Notice, Again" (Press release). Web Standards Project. 3 March 2008. Retrieved 10 July 2014. http://www.webstandards.org/press/releases/2008-03-03/
"how well does your browser support HTML5?". HTML5 test. Archived from the original on 2025-04-03. Retrieved 2025-04-21. https://html5test.co/results/desktop.html