Shareaza is a peer-to-peer client for Windows that allows you to download any file-type found on several popular P2P networks. Shareaza is FREE & contains NO Spyware or third-party products.
You can download the 2.0.4 beta from SourceForge now.
This can be considered the 2.1 'release candidate'- It should be pretty much final.
Download: Shareaza 2.0.4 beta
View: Shareaza homepage