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.

Features:
  • Serverless, encrypted Chat & Filetransfer
  • Multiple simultaneous downloads / uploads
  • Search Friends
  • Messages
  • Forums
  • UPnP / NAT-PMP port forwarding support
  • GnuPG Authentication
  • OpenSSL Encryption
  • Plugins support
  • Graphical User Interface written with Qt4 toolkit
  • System tray integration


Notice: Under Windows you must install GPG4Win v1.1.4; RetroShare requires it without you can't create your RetroShare Key. The win32 installer automatically installs it, but you will need to first remove any more recent version of gpg4win. Learn more.