Opera browser required.
Right clicking a page allows you to validate the page using W3C NU Validator.
How to use:
1. Right click any page
2. Select 'Validate this page'
3. See the Validation results in a new tab.
- This extension can access your data on all websites.
Screenshot
About the extension
- Downloads
- 15,133
- Category
- Developer Tools
- Version
- 1.5.1
- Size
- 3.4 KB
- Last update
- Aug. 25, 2015
- License
Related
-
Web Developer
Adds a toolbar button with various web developer tools. The official port of the Web Developer extension for Firefox.
Rating: Total number of ratings: 139
-
Cookie Editor
Edit cookies related to the current page and all its sub-frames right from a popup
Rating: Total number of ratings: 6
-
Clone in VS Code
Clone any GitHub, GitLab or Bitbucket repository in Visual Studio Code
Rating: Total number of ratings: 1
-
Stethoscope
Check the health of a github repo with one easy step.
Rating: Total number of ratings: 0
-
Modify Header Value
Add, modify or remove a header for any request on desired domains.
Rating: Total number of ratings: 2