@Wiki is a free wiki hosting service that allows anyone to set up their own wiki and start collaborating with others. Setting up a wiki at @Wiki is simple and fast, just enter your desired wiki URL and then confirm your email address and start writing your articles.
@Wiki provides users with the ability to password protect their posts so that only other group members can access them and comment. There is also an easy to use file upload and importing tool and mass emailing functionality which allows users to send emails to all members of the group. Supported as well, are multiple authors and instant publishing functionality. The user-created wiki can be fully customized and it also supports RSS feeds.
AtWiki.com In Their Own Words
“@Wiki wiki hosting service is completely FREE. Anyone can easily and instantly write articles! You can use a wiki to keep notes and share your ideas among a group of people.”
Why AtWiki.com It Might Be A Killer
Wikis offer an excellent method of group collaboration for any number of potential uses. This solution could become especially popular amongst academics and students looking for a cost-effective form of online collaboration.
Some Questions About AtWiki.com
Will they be enhancing the site by including multi-lingual support or will it continue to be an English-only service? How will they generate a profit in the future? 
