Try the home page and the manual . It also has a command- line interface that permits selection and manipulation of structures via a simple scripting language. Molmol can produce scene files for rendering by POV-Ray . See also the molmol web pages . Rendering of schematic or detailed representations of structures.
Usage is controlled by command-line flags and the contents of the molscript file.
See the molscript web pages . Manual is here . Used for map interpretation and model building. The best place to start is with O essentials . More detailed help can be found in the now slightly out of date O5.10 Manual .