I'm excited to report we just released Beta 3 of our new system administration console-based shell and scripting environment known as Monad (a.k.a., Microsoft Command Shell, MSH). You can download the bits from the following locations:
Remember Monad is built on top of .NET so you'll need to install .NET 2.0 before you install Monad.
Also make sure you read the "releasenotes-b3.htm" in the download package.
We also re-released an impressive collection of documentation to help you get up to speed quickly on Monad. You can download the documentation pack at:
Here is bunch of other useful links and such: