I think ruling out a tool, option, possibility or approach on beforehand just because you never encountered or could think of a useful situation is 'not doing it correctly'.

Furthermore,...

This is not just a straight forward DoS tool; it does not generate loads of TCP or HTTP traffic but rather very specifically exhausts the HTTP sockets (for a certain amount of time).

There are...

Slowloris is a HTTP DoS tool. What is basically does is initiate a multipart HTTP request and stop sending anything after the first request. The web server will wait a certain amount of time for the...

UATester is a python script that requests a page from a webserver with different user-agents. With this script one can quiclky discover if different pages exist for different user-agents (e.g. mobile...

BT already has several SQL injection tools and personally I am not convinced that Havij has anything new to offer ...

If these kind of tools are considered I would prefer BEEF:
BindShell.Net: BeEF

It is more stable and better maintained. I also heard rumours that a complete new version is being developed at the...

Just my 2 cents on the matter.

You cannot (and should not) compare skipfish or ratproxy with ZAP, webscarab, burp, fiddler or any other intercepting proxy.

Skipfish is a pattern recognition...