http x.photoscape.org

HTTP Spy .NET is an application used to trace HTTP requests

HTTP/CGI GET/POST java class library

HTTP Sniffer and Analyzer

Displays all HTTP information as Internet Explorer downloads web pages and image

A script demonstrating how to manually do basic authentication over http.

This script inserts http status codes in your html files.

HTTPA Archive Reader allows you to read files exported from Firebug Net Panel.

A scripted web client that will post data to a site.

Tired of not being able to use applications because of a firewall/proxy

create programs that access the web much like a human user would