This page tracks ongoing documentation work in the MDN HTML section. Feel free to contribute!


Pages No tags Needs* tags Missing tags Editorial reviews Technical reviews Outdated pages Dev-doc-needed bugs Documentation requests
184 0 (0%) 16 (9%) 0 (0%) 14 (8%) 13 (8%) 22 (12%) 6 (4%) 31 (17%)

See also localization status of this section.

Needs* tags

Found 16 pages. Learn more about how to deal with meta-tags.

Editorial reviews

Found 14 pages. Learn more about how to do an editorial review.

Technical reviews

Found 13 pages. Learn more about how to do a technical review.

Outdated pages

Found 22 pages. These pages haven't been updated in over a year. Outdated pages can have problems with both content and format. Look at these pages and consider: Is this page talking about the Web of today? Does it look consistent with newer pages in this topic area? If not, make any needed changes.

Dev-doc-needed bugs

Found 6 bugs. Learn more about how to resolve a dev-doc-needed bug.

Bug Summary Release
640953 Apply spec changes to <progress> (if needed) ---
946398 Flip the pref to enable <input type=number> mozilla29
930277 Flip the pref to enable <input type=color> for Linux/Gtk, Windows and Mac OS mozilla28
261037 overflow property not implemented on fieldset mozilla27
717181 Make <fieldset> invalid if they contain an invalid form control mozilla26
884332 Limit <input type='email'>'s value to have labels of 63 chars max mozilla26

Browse as bug list.

Documentation requests

Found 31 bugs. Documentation request bugs can contain various kinds work related to MDN pages. Read through the bug and ask questions in the bug if in doubt.

Bug Summary
521391 [HTML5] Provide a dev doc explaining how to avoid speculation failures
819656 Convert all samples of the HTML Reference to Live Samples
819659 Translations of HTML Reference must use updated Live Samples
819665 Translations of HTML Tutorials must use updated Live Samples
853969 Write documentation for Microdata
861235 [meta] Clean up the <input> doc
866430 Documentation for the <input type=time> implementation
866440 Documentation for the <input type=date> implementation
866457 Documentation for the <input type=number> implementation
945041 need a devmo page on favicon guidance
961626 Document members of GlobalEventHandlers mixin
974432 Create a page about URL encoding
1048748 Document HTMLFontElement
1050937 [META] Thoroughly document HTML <picture> element
1214587 Get rid of .htmlelt in fr pages
1214589 Remove the Christmas tree decoration in en-US HTML reference pages
1244093 html input prop autocomplete with random string doesn't disable autocomplete in chrome 47
1247613 Document rel=noopener
1249360 Hey, I was just going through the CSS Tutorial and found that at the end of it, there was a link to SVG and CSS which was already covered. So I guess it might have put wrongly there. If possible please change the link. Thanks
1255429 Implicit sectioning example incorrect
1256957 HTML forms guide normative reference links to a page that no longer exists
1276005 clarify value attribute in <button> tag
1279180 The HTML element reference for object says 'permitted content' is deviceid elements, not param elements as elsewhere stated. Am I wrong, or is it?
1283815 Move HTML compat data to a JSON DB
1285799 HTMLIFrameElement lists a lot of Firefox OS specific methods
1298625 Date and Time picker tutorial link on <input type="date"> page goes to Buttons tutorial instead.
1304356 Document autocomplete event
1315087 HTML <th> elements support Flow content with exceptions, not strictly Phrasing content
1320478 Documentation for HTML <meta> element: typo in Notes for 'name' attribute
1321351 Write docs about
1332072 Missing documentation for <rb> element

Browse as bug list.


Please help us to localize this documentation into different languages. Read more about how to translate.

Language Pages Translated Translations up to date
af 185 0 (0%) 0 (0%)
bn-BD 185 44 (23%) 8 (18%)
ca 185 14 (7%) 1 (7%)
de 185 94 (50%) 34 (36%)
es 185 159 (85%) 68 (42%)
fa 185 8 (4%) 2 (25%)
fr 184 184 (100%) 184 (100%)
it 185 45 (24%) 4 (8%)
ja 185 167 (90%) 63 (37%)
kab 183 1 (0%) 0 (0%)
ko 185 118 (63%) 17 (14%)
nl 185 10 (5%) 2 (20%)
pl 185 49 (26%) 3 (6%)
pt-BR 185 89 (48%) 19 (21%)
pt-PT 185 6 (3%) 0 (0%)
ro 185 4 (2%) 0 (0%)
ru 183 38 (20%) 17 (44%)
zh-CN 185 113 (61%) 47 (41%)
zh-TW 185 22 (11%) 10 (45%)

The <picture> project

HTML has defined the way to deal with responsive images and similar image selections problems. Mainly they decided to add a new element, <picture>, and a new srcset attribute.

 Project plan


Tagging standard

  • TBD

Other tasks to do

  • TBD

Tutorial to-do list

  • TBD

Notes for translators

Any notes here? Where do we expect updates, so that localizers don't translate and update too often?


The following specifications are tracked by this status page:


Help the 'HTML' documentation project…
Topic driver : Jean-Yves Perrier (IRC nickname: teoli)
Look at the current status of the 'HTML' documentation.
Don't hesitate to contact us on #mdn or on the dev-mdc mailing-list:

Document Tags and Contributors

 Last updated by: Sebastianz,