Html Tag Error Checker
View on Chrome Web StoreChrome will indicate if you already have this installed.
Overview
This extension displays errors in the HTML code of the page you are viewing, such as mistakes in the opening and closing tags.
## Main Features
- Displays results in a separate tab
- Shows the number of errors on the icon
- Automatic checking
- Settings for sites you want to automatically check
- Exclusion settings for specified sites
- Custom warning rules
- HTML File Analysis
## Caution
The code is checked using JavaScript, so no data is sent externally.
Behavior may be unpredictable on pages that use forms, such as login screens.
Tags
Privacy Practices
✓
Not being sold to third parties, outside of the approved use cases
✓
Not being used or transferred for purposes that are unrelated to the item's core functionality
✓
Not being used or transferred to determine creditworthiness or for lending purposes
🔐 Security Analysis
This extension hasn't been security-scanned yet.
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Created from revision 3cde211b0c on 10/20/2025.