The stand-alone mod S.T.A.L.K.E.R. Anomaly aims to be the most stable and customizable experience for fans of the S.T.A.L.K.E.R. games. It's powered by the Monolith 64-bit engine, a custom fork of the X-Ray engine.
I'm playing at the moment a mercenary playthrough and i noticed Azlan do not accept DUTY patches (duty patches not displayed in the dialog) in the Vanilla game. This addon simply fix that.
1.5.1?