Remmina is a remote desktop software client for POSIX-based computer operating systems. It supports the RDP, VNC, NX, XDMCP, SPICE and SSH protocols.
License: Open Source
Remmina is an open-source remote desktop client with multi-protocol support and cross-platform compatibility, making it ideal for users who prefer free tools. In contrast, Radmin is a proprietary solution focusing on performance and security, suitable for professional environments but comes with licensing fees.