CompactMemory
Free Yahoo! widget that displays information regarding you Mac
ram usage Free Downloads
DashQuit
DashQuit enables you to free RAM by closing the Dashboard
Dreamhost PS Server Status
Dreamhost PS Server Status – Keep track of your server status, If you have a Dreamhost PS web hosting account
Do I Need More Memory?
Do I Need More Memory? – Helps determine if you need more RAM
power Informer XP 2
Powerful tool for monitoring system activity with rich Graphic User Interface. It is very easy to use and it is very useful tool for professional, because that can quickly acces to all system information, but also it is very useful for beginers.