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HTML

Summary

Hypertext Markup Language (HTML) is the markup language for web pages. The World Wide Web Consortium maintains the HTML standard.

Language: English  • español

Explore our HTML docs

HTML learning material

Tutorials and concept articles to teach you HTML from the ground up.

Element reference

A reference guide to all the HTML elements available.

Attribute reference

A reference guide to all the available HTML attributes.


API reference

A reference guide to all the APIs associated with the HTML language.


Data type reference

A reference guide to HTML data types.


Entity reference

A reference guide to HTML entities.


Note: If you are completely new to web development, you may want to review Web development for beginners.

Background

HTML is language we structure our content in on the World Wide Web; one of the main components of the Open Web Platform.

Contributing to the HTML technology

HTML development has been hosted by a few different organizations during its history including CERN, IETF, and W3C. Development has mainly taken place on HTML Working Group Mailing Lists. These are a good place to start if you want to suggest new features or provide feedback. For news and more general information, consult the W3C HTML home page.

the W3C is also currently asking for review comments on the Media Accessibility Checklist

Index of all HTML topics

html/TEST:html5html/apishtml/attributes
html/attributes/ATOMICSELECTION html attributehtml/attributes/BGCOLOR
html/attributes/BaseHrefhtml/attributes/aLink
html/attributes/abbrhtml/attributes/accepthtml/attributes/acceptCharset
html/attributes/accessKeyhtml/attributes/actionhtml/attributes/align
html/attributes/align (Table, iframe elements)html/attributes/align (Table caption, legend element)html/attributes/align (type/image)
html/attributes/alinkColorhtml/attributes/allowTransparencyhtml/attributes/alt
html/attributes/altdom/althtml/attributes/asynchtml/attributes/autocomplete
html/attributes/autocomplete (input, form elements)html/attributes/autofocushtml/attributes/axis
html/attributes/background (Body element)html/attributes/background (Table, table cell, td, th elements)html/attributes/balance
html/attributes/bgColorhtml/attributes/bgColor (document)html/attributes/bgProperties
html/attributes/borderhtml/attributes/borderColorhtml/attributes/borderColorDark
html/attributes/borderColorLighthtml/attributes/border (frameSet, iframe)html/attributes/bottomMargin
html/attributes/capturehtml/attributes/cellPaddinghtml/attributes/cells
html/attributes/chhtml/attributes/chOffhtml/attributes/checked
html/attributes/citehtml/attributes/classhtml/attributes/classid
html/attributes/clearhtml/attributes/codehtml/attributes/codeBase
html/attributes/codeTypehtml/attributes/colSpanhtml/attributes/color
html/attributes/colshtml/attributes/cols (TextArea element)html/attributes/cols (frameSet)
html/attributes/compacthtml/attributes/contenthtml/attributes/contentEditable
html/attributes/contextmenuhtml/attributes/coordshtml/attributes/crossorigin
html/attributes/datahtml/attributes/data-*html/attributes/dataFld
html/attributes/dataFormatAshtml/attributes/dataPageSizehtml/attributes/dataSrc
html/attributes/dateTimehtml/attributes/declarehtml/attributes/defer
html/attributes/dirhtml/attributes/disabledhtml/attributes/dom/for
html/attributes/dom/htmlForhtml/attributes/draggablehtml/attributes/encoding
html/attributes/enctypehtml/attributes/eventhtml/attributes/face
html/attributes/formhtml/attributes/formActionhtml/attributes/formEnctype
html/attributes/formMethodhtml/attributes/formNoValidatehtml/attributes/formtarget
html/attributes/framehtml/attributes/frameBorderhtml/attributes/frameSpacing
html/attributes/headershtml/attributes/heighthtml/attributes/hidden
html/attributes/hideFocushtml/attributes/hrefhtml/attributes/href (base)
html/attributes/hreflanghtml/attributes/hspacehtml/attributes/httpEquiv
html/attributes/idhtml/attributes/ishtml/attributes/isMap
html/attributes/labelhtml/attributes/label (optGroup)html/attributes/lang
html/attributes/languagehtml/attributes/leftMarginhtml/attributes/link
html/attributes/listhtml/attributes/longDeschtml/attributes/loop
html/attributes/lowsrchtml/attributes/marginHeighthtml/attributes/marginWidth
html/attributes/max(HTMLProgressElement)html/attributes/maxLengthhtml/attributes/max (HTMLInputElement)
html/attributes/methodhtml/attributes/methodshtml/attributes/min
html/attributes/multiplehtml/attributes/namehtml/attributes/name (frames)
html/attributes/name (meta object)html/attributes/name (window)html/attributes/name param element)
html/attributes/noHrefhtml/attributes/noResizehtml/attributes/noShade
html/attributes/noValidatehtml/attributes/noWraphtml/attributes/pattern
html/attributes/placeholderhtml/attributes/pluginspagehtml/attributes/readOnly
html/attributes/relhtml/attributes/requiredhtml/attributes/reset-style-inheritance
html/attributes/revhtml/attributes/rightMarginhtml/attributes/role
html/attributes/rowSpanhtml/attributes/ruleshtml/attributes/sandbox
html/attributes/schemehtml/attributes/scopehtml/attributes/scroll
html/attributes/scrollinghtml/attributes/security html attributehtml/attributes/select
html/attributes/selectedhtml/attributes/shapehtml/attributes/size
html/attributes/size (control)html/attributes/size (hr)html/attributes/span
html/attributes/srchtml/attributes/src (iframe, embed, xml)html/attributes/src (input, img)
html/attributes/src (script)html/attributes/standbyhtml/attributes/start
html/attributes/start (ol)html/attributes/stephtml/attributes/style
html/attributes/summaryhtml/attributes/tabIndexhtml/attributes/tabStop
html/attributes/targethtml/attributes/text (body element)html/attributes/title
html/attributes/topMarginhtml/attributes/typehtml/attributes/type (button element)
html/attributes/type (param element)html/attributes/type (script element)html/attributes/type (select element)
html/attributes/type (textarea element)html/attributes/type (ul,li,ol elements)html/attributes/type type (a, link, embed)
html/attributes/unitshtml/attributes/urlhtml/attributes/urn
html/attributes/useMaphtml/attributes/vAlignhtml/attributes/vAlign (table caption)
html/attributes/vLinkhtml/attributes/valueTypehtml/attributes/value (HTMLProgressElement)
html/attributes/value (button element)html/attributes/value (input elements)html/attributes/value (li element)
html/attributes/value (param element)html/attributes/value (select, option element)html/attributes/value (textarea element)
html/attributes/vcard namehtml/attributes/version (dom/versionhtml/attributes/viewMasterTab
html/attributes/volumehtml/attributes/vspacehtml/attributes/width
html/attributes/width (img, input elements)html/attributes/width (merge candidate)html/attributes/wrap
html/conceptshtml/data types
html/elementshtml/elements/!DOCTYPEhtml/elements/a
html/elements/abbrhtml/elements/acronymhtml/elements/address
html/elements/applethtml/elements/area
html/elements/articlehtml/elements/asidehtml/elements/audio
html/elements/bhtml/elements/basehtml/elements/basefont
html/elements/bdohtml/elements/bgSoundhtml/elements/big
html/elements/blinkhtml/elements/blockquotehtml/elements/body
html/elements/brhtml/elements/buttonhtml/elements/canvas
html/elements/captionhtml/elements/centerhtml/elements/cite
html/elements/codehtml/elements/colhtml/elements/colgroup
html/elements/commenthtml/elements/contenthtml/elements/custom
html/elements/datalisthtml/elements/ddhtml/elements/del
html/elements/detailshtml/elements/dfnhtml/elements/dir
html/elements/divhtml/elements/dlhtml/elements/dl-old
html/elements/dthtml/elements/element
html/elements/emhtml/elements/embedhtml/elements/fieldset
html/elements/figcaptionhtml/elements/figurehtml/elements/font
html/elements/footerhtml/elements/formhtml/elements/frame
html/elements/frameSethtml/elements/headhtml/elements/header
html/elements/hgrouphtml/elements/hnhtml/elements/hr
html/elements/htmlhtml/elements/html comment data-typehtml/elements/i
html/elements/iframehtml/elements/imghtml/elements/input
html/elements/input/typehtml/elements/input/type/buttonhtml/elements/input/type/checkbox
html/elements/input/type/colorhtml/elements/input/type/datehtml/elements/input/type/datetime-local
html/elements/input/type/emailhtml/elements/input/type/filehtml/elements/input/type/hidden
html/elements/input/type/imagehtml/elements/input/type/monthhtml/elements/input/type/number
html/elements/input/type/passwordhtml/elements/input/type/radiohtml/elements/input/type/range
html/elements/input/type/resethtml/elements/input/type/searchhtml/elements/input/type/submit
html/elements/input/type/telhtml/elements/input/type/telephonehtml/elements/input/type/text
html/elements/input/type/timehtml/elements/input/type/urlhtml/elements/input/type/week
html/elements/inshtml/elements/isIndexhtml/elements/kbd
html/elements/labelhtml/elements/legendhtml/elements/li
html/elements/linkhtml/elements/listinghtml/elements/main
html/elements/maphtml/elements/markhtml/elements/markuptest
html/elements/marqueehtml/elements/mediahtml/elements/menu
html/elements/metahtml/elements/meterhtml/elements/nav
html/elements/nextIDhtml/elements/noBRhtml/elements/noFrames
html/elements/noScripthtml/elements/noscripthtml/elements/object
html/elements/olhtml/elements/optgrouphtml/elements/option
html/elements/phtml/elements/paramhtml/elements/plainText
html/elements/prehtml/elements/progresshtml/elements/q
html/elements/rthtml/elements/rubyhtml/elements/s
html/elements/samphtml/elements/scripthtml/elements/section
html/elements/selecthtml/elements/smallhtml/elements/source
html/elements/spanhtml/elements/strikehtml/elements/strong
html/elements/stylehtml/elements/subhtml/elements/sup