Free how does peer to peer file sharing work software for windows

Widesource "peer to peer" sharing program features a powerful search engine
to find web pages on the Internet.
The search engine includes multiple criteria to enhance search quality,
such as page size, opinion, date, language, keywords, connection speed,
and other specifications.
Other features of Widesource include bookmarks management, fast search
on internet or in your own bookmarks, usefull macros, browsing other
users bookmarks,password-protection and access restriction (on IP mask
or name), a friends list, new version notification, wordwide chat,
connected people list, user-friendly graphical interface, futur
availability of skins, and more.
The program runs as a convenient icon in the System Tray area of the
Windows taskbar.
No Spyware !

MUTE File Sharing is a peer-to-peer network that provides easy search-and-download functionality while also protecting your privacy.
MUTE File Sharing compiles as a fast, native application for many platforms (no Java, no Python, etc.).
MUTE is a secure, anonymous, distributed communications framework.
The node-to-node connections of MUTE File Sharing are encrypted, and messages are routed using an ant-inspired algorithm.
The first MUTE-based app supports anonymous file sharing.

KaZaA offers a total media experience. The KaZaA Media Desktop is a second generation peer-to-peer file sharing service via which you can search and download media files. You can also enjoy media files through an integrated media jukebox, publish your own work, reach an audience and communicate with other KaZaA users. KaZaA supports audio, video, software/games, images and documents.

RetroShare is a private peer to peer communication and file sharing platform. This program enables you to securely chat and share files with your friends and family(and no-one else!).
Main features:
- A Private Peer to Peer Network which allows you to share information with only the people you want to.
- Reliable Identification and Authentication of your friends.
- Plus an Introduction Scheme which connects you to the friends of your friends, and facilitates network growth.
- Encrypted Communication, ensuring all shared information is known only to you and your peers.
- A Communication Platform which can potentially support services such as Secure Email, File Sharing, Video or Voice over IP and Messaging
- A Decentralised Social Sharing Network designed **For the People**
- with no dependancies on any corporate system or central servers.

Torrent Swapper is an open source sociable peer to peer file-sharing client based on the Bittorrent protocol that is ideal for high-speed distribution of large files.
Torrent Swapper supports simultaneous downloads, port mapping, fast-resume, selected downloads in torrent package, , disk cache, download queue, speed limits, proxy, ip-filter.