YSlow is a new web tool published by Yahoo. It let you test a total of 13 rules against your web site to check if it is efficient.

YSlow is an addin to Firefox integrated in the web development tool Firebug.

TechSmith just released an output addin for SnagIt: SnagIt Output for Microsoft OneNote 2007.

This is a very good combination, because I am using a lot SnagIt to communicate and OneNote 2007 to keep notes about the founding I make on the internet, now I can easily bring a snapshot to OneNote.

Michel Perfetti just released Fissum 0.5 a tool that will simplify the life of all developers using Team System:

"Fissum is a TFS Client. Fissum provides a direct access to your work items without opening the team explorer. Click here to see some Screenshots."

If you are using URL rewriting you might know that you have to take care about the way you reference resources has written in the Scott Guthrie post; Tip/Trick: Url Rewriting with ASP.NET:

Handling CSS and Image Reference Correctly