is an open source client for Windows for the Direct Connect network. Direct Connect allows you to share files over the Internet without restrictions or limits. The client is completely free of advertisements and has a nice, easy to use interface.
OS Win: 9x/ME/2K/NT/XP

StrongDC++ is a client for sharing files in Direct Connect network. It is modification of program DC++ and it brings many news and features from other modification. Since DC++ is developed under GNU/GPL, you can download source and modify it.
OS Win: 9x/ME/NT/2K/XP/2K3

is one of the biggest and most reliable peer-to-peer file sharing clients around the world.

is a software that allows you to exchange files with your friends on a private network.

is a p2p file-sharing freeware fully compatible with Bittorrent, which is one of the most popular p2p protocol designed for high-speed distribution of 100MB or GB sized files.