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Preview of CheckThisOut

CheckThisOut by Starmania

Quickly check the current page against W3C, Schema.org, and other web standards validators.

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Permissions and data

Required permissions:

  • Access browser tabs

Optional permissions:

  • Access your data for all websites

Data collection:

  • The developer says this extension doesn't require data collection.
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Version
1.0.0
Size
234.72 KB
Last updated
7 days ago (Oct 28, 2025)
Version History
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