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Preview of Rubric

Rubric by Rickard Andersson

Inject custom request and response headers.

5 (2 reviews)
13 Users
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About this extension
With Rubric, it is possible to inject custom HTTP request and response headers into requests performed by your browser. This is useful during web development, debugging and privacy and security research.
Rated 5 by 2 reviewers

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Permissions and data

Required permissions:

  • Block content on any page
  • Download files and read and modify the browser’s download history

Optional permissions:

  • Access your data for all websites

Data collection:

  • The developer says this extension doesn't require data collection.
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More information
Version
1.2.0
Size
1,019.14 KB
Last updated
14 days ago (Mar 23, 2026)
Version History
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