It seems that this already exists: http://en.wikipedia.org/wiki/IBM_RPG#Platforms http://en.wikipedia.org/wiki/IBM_RPG#Platforms. The company may or may not be

It seems that this already exists: http://en.wikipedia.org/wiki/IBM_RPG#Platforms http://en.wikipedia.org/wiki/IBM_RPG#Platforms. The company may or may not be dead; consider sending them an e-mail. (Of course, you're free to reimplement "for fun"; just thought you might be interested in a faster path to working? software.)