HTML Markup Validation

HTML Markup Validation

Offline (inline)

HTML Tidy Browser Extension http://www.htmlkit.com/blog/html-tidy-browser-extension/ Works localy.

Also based on HTML Tidy

Online?

Simplest: Unclosed Tag Finder

Div Checker | www.tormus.com Is is also very simple and nice.

Web developer has it. Best: Validity Shit: HTML Validator

Check HTML markup

Validated | allan23/validated will put one simple button in a row of a page/post to check for W3C validation - simple and not epoch-changing.

Also, in Debug Objects plugin, now defunct, there was nice HTML Inspector option based on JS code from this project: philipwalton/html-inspector


The W3C Markup Validation Service

date 21. Dec 2016 | modified 29. Dec 2023
filename: CSS » HTML Markup Validation