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Hace 18 horas · October 28, 2014 HTML5 was published as a W3C Recommendation. November 1, 2016 HTML 5.1 was published as a W3C Recommendation. December 14, 2017 HTML 5.2 was published as a W3C Recommendation. HTML draft version timeline October 1991 HTML Tags, an informal CERN document listing 18 HTML tags, was first mentioned in public. June 1992 First informal draft of the HTML DTD, with seven subsequent ...