- MediaWiki - truly easy to install/use. Configuring options take a little figuring out tho
- Webmin - you almost cannot manage remote linux servers without this. I've installed it for my laptop too - lazy old me.
- Postfix - Sendmail replacement - making it work with LDAP, SASL took Siddhartha some figuring out
- Bugzilla - as always, easy, breezy. Need to figure out a concept of "views" for specific users though.
Some interesting blogs