Good work but frankly this would be useful if it was:
(1) Terminal based
(2) Supported other types of HTTP requests
(3) Supported request body
(4) Allowed editing request headers
(5) Wasn't so easily exploitable to be used as a proxy or a DDoS relay (server-side bummer):
http://requestdiff.com/proxy?url1=https://www.amazon.com&url...