Achieved with Cryengine is currently working on a STALKER fan remake in CRYENGINE. While we do not know whether this project will ever be released to the public, you can find its first trailer below, showcasing some of its environments. It looks cool, so be sure to watch it!
Noises of the Zone Trailer#1 (HD)
Cryengine 3 - S.T.A.L.K.E.R-Project#1