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.
Serverless, encrypted Chat & Filetransfer
Multiple simultaneous downloads / uploads
UPnP / NAT-PMP port forwarding support
Graphical User Interface written with Qt4 toolkit
System tray integration
License: GNU Library or Lesser General Public License (LGPL), Other LicensePortable but not stealth
. Using limited accounts the usual QT junk. Using admin accounts three empty keys more: HKEY_CLASSES_ROOT\retroshare, HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Classes\retroshare and HKEY_CLASSES_ROOT\Wow6432Node\retroshare.
Can someone with two machines available test this program in more detail?