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S.T.A.L.K.E.R. G.A.M.M.A.

in library

4.6/5

( 21 Reviews )

4.6

21 Reviews

English & 1 more
FREE

S.T.A.L.K.E.R. G.A.M.M.A. is a MOD

GOG’s curated selection of the best Mods, directly packed with the game for the smoothest installation ever. Install and play right away.

Requires S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition or another game to play.Requires S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition or another game to play.Requires S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard EditionReady to playRead more about GOG Mods →

S.T.A.L.K.E.R. G.A.M.M.A. is a MOD

GOG’s curated selection of the best Mods, directly packed with the game for the smoothest installation ever. Install and play right away.

Requires S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition or another game to play.Requires S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition or another game to play.Requires S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard EditionReady to playRead more about GOG Mods →
Why buy on GOG.COM?
DRM FREE. No activation or online connection required to play.
Safety and satisfaction. Stellar support 24/7 and full refunds up to 30 days.
S.T.A.L.K.E.R. G.A.M.M.A.
Description
The definitive survival overhaul for the Zone. S.T.A.L.K.E.R. Anomaly GAMMA (Grok's Automated Modular Modpack for Anomaly) is a hardcore, curated survival experience built on top of S.T.A.L.K.E.R. Anomaly. Designed for stalkers who want a deeper, more immersive journey, GAMMA integrates ove...
Genre:
User reviews

4.6/5

( 21 Reviews )

4.6

21 Reviews

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Product details
2025, Grok, ...
System requirements
Windows 10, Intel i5-8400 / AMD Ryzen 5 2600, 8 GB RAM, NVidia GTX1650 / AMD RX470, 130 GB available...
Description

The definitive survival overhaul for the Zone.


S.T.A.L.K.E.R. Anomaly GAMMA (Grok's Automated Modular Modpack for Anomaly) is a hardcore, curated survival experience built on top of S.T.A.L.K.E.R. Anomaly. Designed for stalkers who want a deeper, more immersive journey, GAMMA integrates over 400 hand-picked mods into a single, finely balanced package. No manual modding required, just install, survive, and adapt.


Built for Survival. Tuned for Immersion.


  • True Progression – every piece of gear must be earned. Travel deeper into the Zone to unlock better weapons, armor, and tools, but be prepared for the deadliest threats it has to offer.
  • Overhauled Economy & Looting – no more buy-sell comfort loops. GAMMA removes easy trading and randomized stash rewards, forcing you to scavenge, craft, and survive through intent, not convenience.
  • Body Part Damage & Medical System – injuries now target specific limbs. Managing bleeding, pain, infection, and exposure requires medical planning and a full survival kit; bandages alone won’t save you.
  • Artifact Progression – artifacts must be carefully empowered and combined. Instead of instant benefits, they offer meaningful long-term progression.
  • Custom UI & Visuals – enhanced menus, immersive shaders, redesigned HUD elements, and improved performance ensure every moment in the Zone looks and feels intense.

A Zone That Evolves With You


GAMMA adapts S.T.A.L.K.E.R. Anomaly into a longer-form, higher-stakes experience. It encourages cautious exploration, smart inventory management, and tactical engagements across a world that’s as deadly as it is dynamic.


With multiple difficulty presets, faction options, and curated progression paths, every run feels different yet always true to the heart of the Zone.


Community-Built. Curated with Care.


This isn’t just a modpack, it’s the result of thousands of hours of refinement from passionate fans. Designed to be stable, lore-respectful, and challenging, GAMMA is regularly updated and supported via dedicated Discord channels and install tools.

Anomaly was just the beginning. GAMMA is the test of your true stalker instincts.


In collaboration with ModDB


Contents:

Audio

Visual

Animations

Gameplay

Stashes

Gunplay

QoL

Craft and Repair

Progression

UI

High priority

Shaders

Icons

DLTX

Minimap (pick one)

Optional

Good addons with issues and bugs

Warfare (Optional, Warfare mode is unstable)

Newly added addons

Disclaimer: S.T.A.L.K.E.R. G.A.M.M.A is a fan-created modification for S.T.A.L.K.E.R. games by GSC Game World. It is not an official product of GSC Game World and is a derivative work based on their original S.T.A.L.K.E.R. games.

System requirements
Minimum system requirements:
Why buy on GOG.COM?
DRM FREE. No activation or online connection required to play.
Safety and satisfaction. Stellar support 24/7 and full refunds up to 30 days.
Game details
Genre:
Works on:
Windows (10, 11)
Release date:
{{'2025-12-01T00:00:00+02:00' | date: 'longDate' : ' +0200 ' }}
Company:

Game features

Languages
English
audio
text
русский
audio
text
GOG Mods
  • Curated selection of best mods
  • New free content for your games
  • Just install and play

From bug fixes, restored cut scenes, quests and characters to completely freshly-made new content, Mods are an essential part of the video game preservation. We teamed-up with these community-driven projects creators to offer you this list of handpicked Mods. Combining our strengths, these are now accessible right away, already installed within the base game for the smoothest experience.

The Mod you’re about to enjoy is the work of passionate fans who wanted to share their love in an even more meaningful manner. While every effort has been made to ensure a high-quality, stable experience, the original developers or publishers aren’t responsible for any issues that may occur from using this content.

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User reviews

Edited on: December 1, 2025

Posted on: December 1, 2025

mentos987

Games: 23 Reviews: 8

A vast improvement on the base game.

This is a great modification of a good game. A looter shooter with RPG elements. Gameplay is mostly about exploring, auto generated quests, looting and doing battles in an open world. You will do things like: hunt for artefacts, fight monsters, fight humans, explore new areas, craft new items/gear, buy/sell from vendors, navigate minefields of dangerous terrain (anomalies). You fight alone or with ai teammates. Surviving can also be a major aspect if you want it to, things like the need for food/drink/bandages/sleep/anti radiation drugs etc. You can disable/adjust these mechanics in the settings. There are real quests and a storyline as well, several hours worth. The downsides: voiceover does not cover everything, the game can be somewhat overwhelming to beginners, the story is not very good. What does the modpack (gamma) do? -- It improves on every aspect of the game in a million ways, without losing track of what makes the stalker games fun to begin with.


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Posted on: December 1, 2025

MatteoxDc29

Verified owner

Games: 3 Reviews: 1

Best stalker experience

most fun, entretaining, challenging game of the stalker series


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Posted on: December 1, 2025

ZeroFrost

Verified owner

Games: 51 Reviews: 1

Easy instalation lol

Bought to have easy instalation looks inside problems xDDD Requires 140 GB wont install into 360 GB (yea on correct drive)


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Posted on: December 1, 2025

steve23142314_9794

Games: 1 Reviews: 1

Merc experience

>be me >picks merc because money is cool >spawns in dead city with a brokie loadout >sees another merc being chewed out by a chimera >runs away but accidentally going north into limansk >my brain gets melted All of that happened in the span of 5 minutes. Absolutly peak modpack


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Posted on: December 1, 2025

Forgotten_Legacy

Games: 185 Reviews: 14

The Most Overrated mod ever.

Extremely overblown. Strips most of what made stalker stalker in favor of turning the game into a poor mans Tarkov to be enjoyed by keyboard commandos. Used to be free for years now GSC requires you to own the classic games which is their right and in some ways I think it should have happened earlier but doing this to essentially profit from people wanting to play mods while Stalker 2 is still very broken seems kind of scummy. I've owned the OG games on here since 2016 too, the whole thing just seems scummy.


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