RetroShare RetroShare is a Open Source cross-platform, private and secure decentralised communication platform. It lets you to securely chat and share files with your friends and family, using a web-of-trust to authenticate peers and OpenSSL to encrypt all communication. RetroShare provides filesharing, chat, messages, forums and channels

Changelog:
New features (DHT, Channels, Network View)
Improved stability w.r.t. previous version 0.5.0g"
Added lots of improvements, check for details svn log entrys

Program Information Category: Tools and Utilities Type: Free Version: 0.5.1a Size: 20.2MB Works on: Windows Product page: here