HTML Error Checker

HTML Error Checker

Check the HTML for error. This doesn't send the source to the external. If web page behavior is not correct, you should turn off it.

HTML Error Checker promo image
What is HTML Error Checker?

HTML Error Checker is a unique Chrome extension that provides users with the capability to examine webpage HTML for any possible errors. It is engineered for secure operation, meaning it will not use or send your source externally. This extension is perfect for those wanting to ensure their web page is functioning as it ought to. If the web page behavior seems incorrect, the extension can easily be disabled.

Stats date:
Rating: 4.42 (96)
Version: (Last updated: 2020-07-14)
Creation date: 2020-07-14
Manifest version: 2
  • activeTab
Size: 389.12K
Email: Click to see
Risk impact: Moderate risk impact
Risk likelihood: Low risk likelihood

Other platforms

Not available on Firefox
Not available on Edge
Analyze keywords


Check the HTML for errors. This extension will teach HTML error and page source.



- Adjust Privacy and & Permission.


- Fix some bugs
"Enable auto check" was not working at the time of first.


- You can check local files (file://~~)
- Add notification for update information


See more
User reviews
User reviews summary
These summaries are automatically generated weekly using AI based on recent user reviews. Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
  • Easy to use
  • Helpful in identifying and fixing errors
  • Eliminates the need for more verbose validators
  • Does not always work, sometimes asking for page reload
  • Struggles with pages containing form tags or other specific elements
  • Error notifications are not very noticeable
Most mentioned
  • Identifies and helps fix HTML errors
  • Convenient and user-friendly
  • Issues with consistent functionality
View all user reviews
Risk impact

HTML Error Checker may not be safe to use and it requires some risky permissions. Exercise caution when installing this extension. Review carefully before installing.

Risk likelihood

HTML Error Checker has earned a fairly good reputation and likely can be trusted.

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