Here are some interesting sites for this week:
Thinkature - Web 2.0 collaborative whiteboarding — now with voice chat!
Doodleboard is another web-based collaborative whiteboard (in Beta).
Developing any SNMP-based management tools?
SNMP4J is the Object-Oriented SNMP API for Java Managers and Agents.
NCOMTECH has a list of SNMP trap generation and processing tools.