Pricing type: Free
Modify HTTP request headers, response headers, and redirect URLs
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ModHeader is the most popular Chrome extension to modify headers. It is fast, efficient, and light-weight. You can quickly enable/disable header modification with just 1-2 clicks. ModHeader is free to use, with a paid option to unlock even more features and it works on Chrome, Firefox, Edge, and Opera. What can ModHeader do? - Add, modify, and remove request and response headers - Use ModHeader to set X-Forwarded-For, Authorization, Access-Control-Allow-Origin, Content-Security-Policy, and your custom headers! - Modify cookies in request / response header - Advanced Content-Security-Policy editor - Redirect URL to another - Enable header modification by URLs - Advanced filtering by tab, tab group, or window. ModHeader Features: - Add comments to header - One-click 'undo' if you made a mistake - Support having multiple profiles with quick switching between profiles - Export and import profile - Easily share your profiles with others - Customize autocomplete names and values - Support for dynamic variables - Sorting headers and name, value, or comments - Append value to existing request or response header - Dark mode support and more... WEB: Edge: Firefox:

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