ROBOT was originally written to run on a Fujitsu mainframe computer as a command line driven program. This progressed via a Macintosh port to the only currently maintained version which runs under X Windows. This uses an OpenLook style user interface. However, it is possible to run it under other flavors of X window managers such as twm and mwm.
Please send bug reports, comments, enhancement requests etc. to corbet@rosserv.gsfc.nasa.gov