Firefox add-on with keyword - modheader

Add, modify or remove a header for any request on desired domains.

Manage browser's requests, include modify the request headers and response headers, redirect requests, cancel requests

Displays the HTTP header. Edit it and send it.

The extension rewrite the header (request or response) based on a rules table. It 's possible to add, modify or remove header fields for a choosen url pattern. It's possible to import/export the configuration

Change the currently opened tab to reader mode if available.

This extension allows you quickly to set the X-Forwarded-For HTTP Header

Allows all sites to be loaded in iframes, despite X-Frame-Options header settings.

add header This add-on would add custom header to HTTP requests. We can add headers to all requests or specific request for certain sites.

HTTP Header Spy enables you to inspect request- response headers and cookies right after page load with no extra clicks.

Read, collect, and highlight articles with style.

Take control of your web requests with the Headers extension for Firefox! This powerful tool allows you to effortlessly add, modify, or remove HTTP headers for any website you visit, giving you enhanced privacy, security, and customization options.

Displays the live log with the http requests headers

HTTP Header Mangler inserts HTTP headers on a per host basis.

Modify request and response headers through the DeclarativeNetRequest API

Sets Akamai Pragma Request Headers on all requests for enhanced troubleshooting.

This extension analyses, according to OWASP guidelines, the cookies and the headers in the active tab.

mHeaderControl is a Firefox Plugin which provides features to manipulates HTTP headers of requests. Individual features can be turned on globally or on a per page basis.

HeaderTools is a versatile and user-friendly extension designed to provide users the capability to manipulate and inject request headers based on regex domain selectors.

Show HTTP headers in each tab.

Click to show the score for the current page. Click again to show the full report on our site.

Removes the X-Frame-Options header from all responses.

Opens a link in Reader mode. The text extraction used is demo from http://boilerpipe-web.appspot.com

Provides HTTP headers, like Web Server and IP and other info This extension provides HTTP headers, like Web Server and IP and other info with quick links to various IP inspection sites, and a link to lookup web server name. Perfect for tinkerers.

Add, remove, or modify HTTP Headers for any request based on a regular expression

A lightweight yet powerful extension to modify HTTP headers on the fly. Unleash the power of FlexHeaders, the ultimate extension for developers and security-conscious users