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Preview of Open Headers

Open Headers by Daniel T

Manage HTTP headers with static and dynamic sources and content auto-refresh. Dynamic sources: requests, env vars, files.

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Open Headers < Open Source: Header values coming from dynamic sourcesHeader Values are automatically updated based on http requests, file changes or env variablesImport or Export current configuration for sharing to other peopleOpen Headers App is providing dynamic sources to the Browser Extension. Install. Configure. Forget. Automatically launches and runs it in the background.Advanced HTTP Request options with TOTP generation, auto-refresh, json filtering and more
About this extension
Manage HTTP request headers with static and dynamic values to your specific domains. Reference the values from HTTP responses, environment variables or files.

Perfect for API testing, auth tokens, feature flags and multi-environment development.
  • Target specific domains with URL patterns
  • Format dynamic values with prefixes/suffixes
  • Save and manage multiple configurations
  • Import/export settings across devices
  • Get real-time updates when source content changes

Works with an optional companion app to access local system sources while maintaining complete privacy and security.

Open Headers <-> Open Source
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Permissions and dataLearn more

Required permissions:

  • Block content on any page
  • Access browser tabs

Optional permissions:

  • Access your data for all web sites
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Version
2.1.0
Size
428.94 kB
Last updated
2 months ago (3 Jun 2025)
Related Categories
  • Web Development
Licence
MIT Licence
Privacy Policy
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Version History
  • See all versions
Tags
  • privacy
  • search
  • security
  • user scripts
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