Check out rSmart, a great local company, that promotes, develops and supports the open source projects Sakai and Kauli, creating Robust, approachable open software for higher education (enterprise and otherwise for Linux and Windows).
Register first at
http://rsmart.com where you can find links to also test drive the open source applications.
rSmart provides free online tools which allow for great collaboration, educational teams.
rSmart hosted application includes mailtools, discussion forums, calenders, coordinated project tools and more.
Come to the Next Open HackFest LAB at GangPlank on August 21 2:00 until 5:00.
"Faith is, at one and the same time, absolutely necessary and altogether impossible.
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--Stanislav Lem