Item logo image for HeaderTweaker

HeaderTweaker

ExtensionDeveloper Tools
Item media 3 (screenshot) for HeaderTweaker
Item media 1 (screenshot) for HeaderTweaker
Item media 2 (screenshot) for HeaderTweaker
Item media 3 (screenshot) for HeaderTweaker
Item media 1 (screenshot) for HeaderTweaker
Item media 1 (screenshot) for HeaderTweaker
Item media 2 (screenshot) for HeaderTweaker
Item media 3 (screenshot) for HeaderTweaker

Overview

Lightweight browser extension that lets you easily modify outgoing HTTP headers

HeaderTweaker lets developers, testers and/or power‑users inject, modify, or remove headers to outgoing HTTP requests on the fly. Whether you need to test APIs that require special authentication tokens, run A/B tests, simulate different browsers or debug CORS issues, this lightweight extension gives you full control over the outgoing headers without touching server code.

Details

  • Version
    1.1.1
  • Updated
    July 1, 2026
  • Offered by
    HeaderTweaker
  • Size
    543KiB
  • Languages
    English
  • Developer
    Email
    headertweaker@emailmaurice.com
  • Non-trader
    This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

Manage extensions and learn how they're being used in your organization
The developer has disclosed that it will not collect or use your data.

This developer declares that your data is

  • 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

Support

For help with questions, suggestions, or problems, visit the developer's support site

Google apps