https://sourceforge.net/projects/virtualgl/files/TurboVNC/1.1.90%20%281.2beta1%29/
Significant changes since 1.1:
[1] The Java TurboVNC Viewer has been completely rewritten and now
supports most of the features of the TurboVNC native viewers, as well as
all of the features of, and a rich GUI in
Sorry, it's a bit unclear - does turbovnc package is provide both a server
and client? Upon installing it, there is a 'TurboVNC viewer' system menu
item available, but nothing for the server there or the command-line that's
intuitively locatable.