Hate Sharepoint? Here's a few FREE alternatives.

Microsoft Office Live WorkspaceBeta
http://workspace.officelive.com/?xid=7EF57E84-5E04-4739-BEB3-E39D16EA3289

Google Sites overview
http://www.google.com/a/help/intl/en/users/sites.html

OfficeZilla
http://officezilla.com/

Alfresco
http://www.alfresco.com/

Take that, Sharepoint!