byteflood 
A free as in freedom BitTorrent client, designed for everyone.
If you're looking to contribute, see this.
Try the latest build
Please follow these instructions to try out the latest features (and possibly bugs)
System requirements
-
Windows Vista SP2 and later (this is a requirement by the .NET 4.5 framework).
-
.NET Framework 4.5 and later.
Screenshots
