HTTP Header Spy

Inspect HTTP headers and response times without opening the page inspector tool. View headers right in the page you are looking at.

★ Auto-hide information panels after specified time
★ Response times
★ Server IP
★ XHR and sub-frame requests
★ Headers also available in the browser action popup
★ Follow the full redirect path
★ Show HSTS requests
★ Colorful status indication icons
★ Inspect Form Data, Get parameters and Cookies
★ Micro mode shows just the chosen response headers
★ Position in one of the four corners of the window
★ Easy single-click highlighting of the headers
★ Choose between a light and a dark color-scheme
★ Filter headers to be shown
★ Highlight any string pattern in the header views