These instructions were tested on Debian 12.7 with RemoteBox 3.3, other configurations may vary.
They describe installing the RemoteBox client and assume you have root privileges to perform the install. In order to connect from RemoteBox, VirtualBox will need to be installed and configured on the server and if necessary, appropriate firewall ports will need to be opened.
Tarball Install
Ensure the required dependencies are installed as follows:
apt-get install libgtk3-perl libsoap-lite-perl freerdp2-x11 tigervnc-viewer
To launch RemoteBox, unpack the RemoteBox tarball and run the 'remotebox' executable.