The standard markup language for structuring web pages.
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What is HTML
The standard markup language for structuring web pages.
GitHub Linguist classifies HTML as a markup language, typically using extensions such as .html, .hta, .htm, .html.hl, .inc, .xht.
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The standard markup language for structuring web pages.
Common extensions include .html, .hta, .htm, .html.hl, .inc.
Sources & standards
Updated 2026-08-18
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