ID Software stopped making Keen games after 1991, without releasing the announced "The Universe is Toast". But fans continued the series. Now the final episode is being developped. The developping team currently consists of: Ceilick Mink Tulip This is a mod of Keen 5. It will take place on several different locations on a space station and on various planets, one of them the Shikadi homeworld. This episode will conclude the trilogy about Mortimer's Plan to destroy the Universe.
Keen 5 mod - first full release. You will need to provide your own Keen5e.exe file and place it in the mod directory. Run setup and then keen9. Have fun!
keen 9 - battle of the brains 1.0 full version