Useful tools to troubleshoot HTTP websites problems.

In this brief intorduction I will mention few tools that you can use to troubleshoot website issues. It can be used for connectivity 
Issues, rendering issues and mostly everything where capturing web traffic is an important thing to be done.

The following are the most common tools. I will not explain each one it is very simple just read about it and then you will get used
to it at the end :)

1-       Httpwatch :
Licensed .
Can be used with firefox and IE but not chrome .
The most common one .
                http://www.httpwatch.com/   (download the basic version)
 
2-       Httpfox :
A plugin for firefox .  Can be used on any linux distribution and any other operating system
                https://addons.mozilla.org/en-us/firefox/addon/httpfox/
 
3-       Chrome live http header extension :
https://chrome.google.com/webstore/detail/live-http-headers/iaiioopjkcekapmldfgbebdclcnpgnlo?hl=en
 
4-       http fiddler :
very nice one . Can be used to intercept all of the http/https traffic leaving the machine . The cool thing about this one that it can be used to troubleshoot performance issues with http/https .  provide a lot of statistics plus the captured traffic .
http://www.telerik.com/fiddler

Can decrypt https traffic acting as a proxy.
 
5-       firefox tamper data :
can be used to change any parameter you like on the outgoing http requests.
 
6-       Burp Suite :
A rich tool for windows . can inspect and modify http traffic .