HttpWatch : An HTTP Viewer and HTTP Sniffer for IE and Firefox
Wireshark : Wireshark is the world's foremost network protocol analyzer. It lets you see what's happening on your network at a microscopic level. It is the de fac...
Wapiti : Wapiti allows you to audit the security of your web applications.
It performs "black-box" scans, i.e. it does not study the source code of the applica...
LibreNMS : A fully featured network monitoring system that provides a wealth of features and device support.
Hurl : Hurl is a command line tool that runs HTTP requests defined in a simple plain text format.
It can chain requests, capture values and evaluate queries ...