_
Firefly
Firefly is a multi-user, professional help desk system with several additional applications including company and contact management, knowledge database management, and contracts management. Firefly is also an application framework providing services such as user authentication, profile management, and database abstraction. It is designed on PHP, postgreSQL, and Apache.
URL: http://firefly.ocare.com/
_
Cost: Free (GPL) Platforms: Apache, PHP Version: 1.1.02