f.y.i. had a look at this this morning and it looks pretty neat,

 

Quote:Open Source Collaboration, providing: 

* Integration with your existing Linux mailserver

* Native mobile phone support

* Outlook "Look & Feel" webaccess

* Stable Outlook sharing (100% MAPI)

 

the webaccess looks really really good and very similar to Outlook WebAccess,

 

more info here > http://www.zarafa.com/