GigaTribe: Private P2P File Sharing for Windows PCs
GigaTribe is a P2P file sharing client for Windows users. It lets users securely share and exchange files with friends on a secure private network. You can create your own private file sharing network just by signing up and start inviting friends that you want to exchange files with.

GigaTribe feature overview
- Share and exchange files over a private and secure p2p network.
- Search for files inside all of your networks or from a particular user.
- Preview certain file types before you download them (ex. picture thumbnails)
- Files always exchanged in peer-to-peer mode. No data is sent to GigaTribe during or after the transfer.
- No restrictions on bandwidth, number of files, and maximum file size.
- Automatically resume interrupted downloads.
- Integrated chat interface.
- Free account is limited to 1 download at a time. More details here.
Go to GigaTribe @ (www.gigatribe.com)

I use it, works great !
Thx