Introduction

Bugzilla is a "Defect Tracking System" or "Bug-Tracking System". Defect Tracking Systems allow individual or groups of developers to keep track of outstanding bugs in their product effectively.

 

List of companies using bugzilla

http://www.bugzilla.org/installation-list/

 

How to install bugzilla

https://wiki.mozilla.org/Bugzilla:Win32Install

http://www.hostingrails.com/Bugzilla-Hosting-How-to-install-and-deploy-Bugzilla-on-Hostingrails-com