Check out the Developer Solutions team's blog for the latest information on Power Toys for Visual Studio.

MSBee

MSBee is an addition to MSBuild that allows you to build managed apps in VS 2005 that target .NET 1.1.

Download MSBuild Extras – Toolkit for .NET 1.1 “MSBee” Beta 1

Managed Stack Explorer

MSE is a lightweight tool for monitoring .NET 2.0 processes and stack traces.  Just copy and run.  No installation required.

Download Managed Stack Explorer v1.1

TFS Administration Tool

The TFS Administration Tool allows you to manage users on TFS, Sharepoint, and SQL RS through one common UI. 

Download TFS Admin Tool Beta 1