is a snap.
Just check out the FreeNX page on the Ubuntu Wiki
What I did…
$ sudo cat >> /etc/apt/sources.list deb http://free.linux.hp.com/~brett/seveas/freenx/ breezy-seveas freenx $ gpg --keyserver subkeys.pgp.net --recv-keys 1135D466 $ gpg --export --armor 1135D466 | sudo apt-key add - $ sudo apt-get update $ sudo apt-get install freenx nxviewer $ dpkg --list | grep NX ii freenx 0.4.4+0.4.5-3ubuntu0 The FreeNX application/thin-client server ba ii libxcomp1 1.4.92+1.5.0-4ubuntu0 NoMachine NX - NX compression library ii libxcompext1 1.4.92+1.5.0-4ubuntu0 NoMachine NX - NX compression library ii nxagent 1.4.92+1.5.0-4ubuntu0 NoMachine NX - nesting X server with roundtr ii nxclient 1.5.0-135 NoMachine NX Client and Libraries. ii nxlibs 1.4.92+1.5.0-4ubuntu0 NoMachine NX - common agent libraries ii nxviewer 1.4.92+1.5.0-4ubuntu0 NoMachine NX - nesting X server with roundtr
