High Quality Content by WIKIPEDIA articles! Glypha III is a Joust clone for the Macintosh written in C by John Calhoun. It was developed and distributed by Soft Dorothy Software in 1995 as freeware and open-source. Since then, it has been ported to Mac OS X by Mark Pazolli, and to the iPhone by Kent Sutherland. In the game, the player plays inside an Egyptian temple and does battle with sphinxes using a lance and winged steed. Eggs are produced from dead sphinxes which hold a value of 500 points.