Links:
[1] http://www.zimbra.com/products/desktop.html
[2] http://joyeur.com/2007/03/22/joyent-slingshot
[3] http://www.thinkfree.com/common/main.tfo
[4] http://blogs.zdnet.com/Berlind/?p=457&tag=nl.e622
[5] http://blogs.zdnet.com/BTL/?p=4721