There is not yet except this! ;)
http://moi3d.com/forum/get_attachment.php?webtag=MOI&hash=5398ce000c1e8b7b414e54262dc57022&filename=moi.idl
Same but more organized and commented by David Morrill - Max Smirnov
http://moi.maxsm.net/api/ and Press the "?" (top screen)

Customize Interface by Chipp Walters
http://moi3d.com/forum/index.php?webtag=MOI&msg=7245.69