Linux mail servers.

[BoomAM]

Hi.
Does anyone know of a Linux based server software that'll allow me to input all my pop/imap/whatever accounts into it, and have it accessable through a GUI similar to OWA?

Thanks in advance all. .

 

[BoomAM]

Will Zimbra allow me to collate several different accounts into one though?
I thought Zimbra was the open source alternative to Exchange?

 

[BoomAM]

Some interesting options to look at here.
I take it then that Zimbra cant collate accounts then?