Run your own P2P program and this software to compare file names and sizes for their pre-qualified list of files. Increases your chances of getting a good file.

Open source peer 2 mail application for Windows and GNU/Linux that lets users share, store and manage their files via e-mail accounts.

File-sharing program for the Mac featuring multiple servers and unlimited results.

Integrated client and server with strong encryption designed for small groups on large networks. Features include file sharing, messaging, news and chat.

Provides information, tutorials and several patches to make WinMX work since Frontcode Technologies abandoned its development. Also includes a support forum.

Open Source, cross-platform application that offers secure chat and file sharing features. Includes screenshots, a wiki and a support forum.

File sharing tool with public key encryption, instant messages, chat, free e-mail, message boards and file collection organizer.

Free personal peer-to-peer web, file and application server that allows you to message, save your favorites-bookmarks, file upload, and save HTML pages in your shared directory.

Open source application which allows users to connect only to people they trust. It is targeted at groups of real life friends that wants to share files securely.

A peer-to-peer file sharing client running on both the Gnutella network and its own encrypted network.