Live HTTP Headers logs all HTTP traffic between your Chrome browser and the Internet. This extension can be helpful if you want to: * Debug web application * Follow redirect path * See cookies sent by remote site * See which web server the remote site is using * See the headers sent to the server * See which headers the server returns * See the HTTP verbs used/5(17). Live HTTP Headers is easily accessed through the Firefox. Video Software; HELP & SETTINGS. The Download Now link will prompt a local download of the Firefox extension. To install the Subcategory: Firefox Add-ons & Plugins. A free Chrome extension to test the Creative (ads) and Website using Live HTTP Headers, Proxy, User-Agent/5(12).