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Preview of HTTP Headers Viewer

HTTP Headers Viewer by Nevia

View HTTP response headers for the current page. Useful for debugging caching, security headers, content types, and server information.

Available on Firefox for Android™
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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
14.49 KB
Last updated
11 days ago (May 12, 2026)
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