LibraryH3lp combines web-chat, IM (natively Jabber/XMPP, with gateways to other networks such as AIM, Yahoo!, and Google Talk), patron queuing, and message routing into an integrated help desk system. Being developed to run on Amazon EC2. Targeted at libraries but may have other applications.
This Google Code wiki hosts some of our downloads; however, this is not a Google-sponsored project. To use the LibraryH3lp service, visit http://libraryh3lp.com/ and register your admin account.
For more information see our list of features and our FAQ and Documentation.
We also keep a blog, for more conversational descriptions of new features.
We've created a Google Group as well. Please feel free to join that and post questions and comments. It would be great if we could get a little community going there.