HTML Validator icon

HTML Validator

Add HTML Validator in Developer Tools

Users30K
Rating3.4
Reviews38
Manifest versionV3
7-day growth0
7-day growth rate0%
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1 assets
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User Growth Over Time

30K30K30K30K30K2026年5月29日2026年6月1日2026年6月4日Latest: 30K
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30-day rating change

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3.39
Latest
3.39
30-day rating change
0.00
3.293.343.393.443.492026年5月29日2026年6月1日2026年6月4日Latest: 3.39
2026年5月29日2026年6月4日
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1-day growthFlat
00%
7-day growthFlat
00%
30-day growthFlat
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Technical snapshot

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Version0.9.9.8
ManifestV3
Size2.5MiB
Languages1English (United States)
Published
Store updated
Last crawled
English (United States)
Overview

Product summary

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This is the of HTML Validator extension for Chrome Manifest V3.

It checks the code, syntax, of your HTML 5 pages.

HTML Validator for Chrome is a browser extension that adds HTML validation inside Developer Tools of Chrome. The number of errors of a HTML page is seen with an icon in the browser status bar. The details is seen in the developer tools.

The extension is based on HTML Tidy. The algorithm was originally developed by the Web Consortium W3C. The algorithm is embedded inside your browser and makes the validation locally on your machine, without sending HTML to a third party server.

HTML Tidy is a helpful program that tries to help people to correct their HTML errors. It finds HTML errors and classifies them in 3 categories:

* errors: HTML errors that Tidy cannot fix or understand.

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