Mibew Messenger (also known as Open Web Messenger) is an open-source live support application written in PHP and MySQL. It enables one-on-one chat assistance in real-time directly from your website.

Help Center Live is an open-source, community driven live chat & support system. You may easily provide live support on your website just like large companies do with very little work. With Help Center Live, you can provide a real-time, live support or sales person experience.

Crafty Syntax Live Help is free and is progammed in PHP with Mysql for the datatabase. Other highlighted features include the ability to create your own questions, auto inviting visitors, referer tracking, page tracking, ability to view what the customer is typing as they type, multiple chat sessions, sound alert, leave a message if offline, push urls, quick responses, Customizable graphics, and multiple operators. runs on your server and is open source GPL.

RT: Request Tracker is an open-source issue-tracking system. We've designed RT to make it easy for your organization to track any sort of "task". Thousands of organizations - from Fortune 50 corporations to the smallest nonprofit...

Mibew Messenger (also known as Open Web Messenger) is an open-source live support application written in PHP and MySQL. It enables one-on-one chat assistance in real-time directly from your website.

Trellis Desk boasts an impressive set of features that will simplify and expedite the customer support cycle at your business or organization -- and you'll never have to pay any license fees to use it.

AJ Help Desk - WEB Software offers easy handling tools that satisfy clients or customers.