HKEY_LOCAL_MACHINE\SOFTWARE\GSC Game World\STALKER-SHOC
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\GSC Game World\STALKER-SHOC
Improves stability on systems with at least 3GB RAM by allowing the application to use more than 2GB RAM.
To use mods with STALKER, you will first need to edit your fsgame.ltx - file found under the game's install folder.
$game_data$ = false| true| $fs_root$| gamedata
$game_data$ = true| true| $fs_root$| gamedata
Download the program at Codeplex. The program installs the mods from .zip or directly from the folder. It will warn you if there are issues with other mods combined; then you have to choose one of them.