The Legend of Edgar game had been ported to OS/2-eCS (2015/02/04)
http://hobbes.nmsu.edu/h-viewer.php?dir=/pub/os2/games&file=edgar-legend-1.19-os2.zip

"A 2D platform game with a persistent world. When Edgar's father fails to return home after venturing out one dark and stormy night, Edgar fears the worst: he has been captured by the evil sorcerer who lives in a fortress beyond the forbidden swamp."
Official Project URL: http://www.parallelrealities.co.uk/p/legend-of-edgar.html
Port By: Gianfilippo Cimmino
Source: eCSoft/2