RetroShare
خدمة الرسائل الفورية, منصات التواصل الأجتماعي
برنامج إتصالات الند للند حر و آمن.
Security Notes
Note that RetroShare has not been thoroughly audited by security professionals for possible security issues.
For those of you without a server, RetroShare is probably the easiest way to start your own encrypted social network.