Control your referer headers. Apply flexible rules to block, allow, or change HTTP referer.

Modify HTTP request and response headers

This plugin allows you to send cross-domain requests. You can also override Request Origin and CORS headers.

Intercept & Modify HTTP(s) Requests - Modify Headers, Mock APIs, Redirect URLs, Insert Scripts, Block APIs/JS/CSS, Throttle APIs etc

Drops X-Frame-Options and Content-Security-Policy HTTP response headers, allowing all pages to be iframed.

The all-in-one redirect path analyzer. HTTP Headers, Rel-Canonicals, robots.txt, link power, trust and risk analyzed, too!

Modify Headers for Google Chrome™

Disable Content-Security-Policy for web application testing. When the icon is colored, CSP headers are disabled.

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

View the HTTP headers of the current page.

Shows full date/time in email listing and detail headers. Support custom date/time format.

Monitor all HTTP/HTTPs traffic from your browser.

拦截/重定向 URL && 修改 Headers

Loads all http headers, cookies and Akamai response headers (http/https)

Monitor all HTTP/HTTPs traffic from your browser.

Add diagnostic headers to Akamai'd websites

Speeds up browsing over the time, by adding missing Cache-Control response headers.

View and inspect HTTP headers for the current webpage request, including redirections and status codes.

Intercept Requests and add custom rules to modify request/response headers, block/redirect requests, modify query params.

Simple Modify headers

Modifies HTTP headers on the fly.

Automatically generate content security policy headers online for any website.

Displays the current tab’s HTTP request and response or a Live HTTP Headers tab showing a stream of requests and responses.

GNU Terry Pratchett. Show user when 'Clacks-Overhead' appears in HTTP headers.

Change Header, manage delete and add requests and response headers.

View the HTTP headers of the current page.

Alter your HTTP request headers on the fly

Inspect HTTP request headers, cookies, data, response Headers, cookies and add/modify request headers before sending requests

Chrome extension that allows the inspection of security aspects of a site's HTTP headers, cookies and other key security settings.

UpdateHeader, manage delete and add requests and response headers.