Explore #planets

--- Free Software ---
Due to the ever-changing nature of web links, the links presented here may break from time to time.  Please leave a comment if you notice a broken link and I'll try to fix it as soon as possible.  This document may change often.  Feel free to suggest additional world building software too!  Thanks for visiting.
--- World Building Software ---
Wilbur (last update: June 2005) ( http://www.ridgenet.net/~jslayton/software.html )
Wilbur is an old program (which is funny if you consider 5 years old.  [Okay, now that it's well over a decade old now, it's not as funny...aging...]  But it is very simple to use to make planets quickly.  It hasn't been updated in a long time, but I checked the website and the program and it seems to work well enough.
Terragen ( http://www.planetside.co.uk/ )
Terragen is a terrain maker that creates stunning, photo-realist