Which are you looking to mod ( Shadow of Chernobyl , Clear Sky , or Call of Pripyat )?
If you are looking for a deep dive into the S.T.A.L.K.E.R. Zone with massive content updates, "global" mods are the way to go. These projects often overhaul the entire game, adding dozens of new locations, hundreds of quests, and advanced gameplay mechanics like crafting or survival systems.
: One of the most famous standalone mods based on the OpenXRay engine. It combines maps from all three original games and features a deep "Warfare" mode where factions fight for territory control.
: These are "modpacks" that build upon Anomaly to turn the game into a hardcore tactical survival shooter similar to Escape From Tarkov . Where to Download and How to Install
Do you prefer (like Anomaly ) or a long story-driven adventure (like OP-2.2 )?
: A global overhaul for Shadow of Chernobyl that combines the updated 64-bit engine (OGSR) with the realistic weapon animations and mechanics of the Gunslinger mod.
: Known for being one of the longest and most difficult mods. It is a massive expansion of the "Narodnaya Solyanka," adding thousands of stashes and hundreds of hours of gameplay.