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HTML5 is a language for structuring and presenting content for the World Wide Web , and is a core technology of the Internet originally proposed by Opera Software . [ 1 ] It is the fifth revision of the HTML standard (created in 1990 and standardized as HTML4 as of 1997) [ 2 ] and as of April 2012 [update] is still under development.
HTML5 - Wikipedia, the free encyclopedia
This specification is available in the following formats: single page HTML , multipage HTML , web developer edition .
HTML5