First developed in 1980 by Ilkka Blom, ''Alybadix'' is a suite of chess problem-solving programs for [[DOS]] and [[Commodore 64]].<ref name=british>{{cite journal|journal=The British Chess Magazine|volume=106|publisher=Trubner & co.|year=1986}}</ref> Alybadix supports solving classical problems: selfmates, reflex mates, series mates, Circe, maximummers,<ref name=oxford>{{Cite book|title=The Oxford Companion to Chess|author=David Hooper|author2=Kenneth Whyld|publisher=Oxford University Press|year=1996}}</ref> and many Fairy types.<ref name=british/> It comes with a large problem collection and supports quality [[printing]].<ref name="ALY">[http://alybadix.wippiespace.com/ Alybadix official website] {{webarchive|url=https://archive.today/20070526215733/http://alybadix.wippiespace.com/ |date=2007-05-26 }}</ref> In 1993, Schach und Spiele magazine considered Alybadix to be six times faster than other playing machines including the RISC 2500.<ref>{{cite journal|journal=Chess Life|volume=48|publisher=United States Chess Federation|year=1993}}</ref><!--This cites one of Alybadix's sellers so may not qualify as independent sourcing-->
