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Stalker 2 version 1.5 actually sorts out the A-Life AI system, and modding support is here

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Last updated: 25 Jun 2025 at 1:37 pm UTC

Finally, only about 7 months after the release, Stalker 2 actually now has the A-Life AI system hooked up properly.

There were a lot of complaints about the AI system in Stalker 2 at release, and I noted plenty of weirdness in the original GamingOnLinux article on it. For good reason - a lot of what was expected just didn't seem to be in the game. Well, now it seems it actually is.

Amongst another big lot of general fixes, the changelog notes the A-Life system actually has been hooked up to simulate all characters, not just those in your current view and so everyone will continue progressing towards their goals in the background. With all the changes, it sounds like a good time to just entirely start over. This might very well be the game as it should have released.


Pictured - Stalker 2 on Kubuntu Linux

Some of the main changes in Stalker 2 version 1.5:

  • A-Life changes
    • Life in the Zone is now simulated for all characters, not just those in the player's view.
    • Characters continue to live their lives and pursue their goals in the Zone until they meet their end.
    • The player can meet the same stalkers after some time.
    • Players may encounter more A-Life characters resting or interacting in various locations, adding to the world’s immersion.
    • Characters will no longer respawn directly in front of the player. When the player clears the mutants' lair, for example, those mutants won't simply reappear moments later.
    • A-Life Director will no longer respawn characters at the edge of visualisation. Instead, respawn moved further away from the player, while maintaining the Zone's population.
    • Visualisation range is slightly increased. Characters now appear in visualisation range with relevant animations and equipped weapons. This reduces the "pop-in" effect and contributes to a more seamless character visualisation.
  • Added new anomaly: Water Electric Tornado.
  • Added Three-Line Rifle weapon.
  • Added new handgun Kora.
  • Added the new feature: looting of mutant parts.
  • Added displaying of available artifact slots for armours in the Upgrade tab.
  • Added unlockable "Fix all" button in the technician's upgrade menu, to repair all equipped gear.
  • Added reload renewal feature for all of the weapons.
  • The player stash window is increased in size.
  • Fixed an issue when the "Take all" button becomes inactive after putting any item to the loot window.
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Another big addition is the introduction of official modding support with the Zone Kit, along with support for Steam Workshop and mod.io integration.

Testing the update today, I seem to have come across a similar issue as I found in Splitgate 2, where mouse movement just didn't seem to work at all but keyboard input was fine. I had to do some odd combination of alt+tab, shift+tab to bring up the Steam Overlay and then it just eventually grabbed the mouse. Quite annoying.

S.T.A.L.K.E.R. 2: Heart of Chornobyl | Release Date: 20th November 2024

Official links:

Article taken from GamingOnLinux.com.
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I am the owner of GamingOnLinux. After discovering Linux back in the days of Mandrake in 2003, I constantly checked on the progress of Linux until Ubuntu appeared on the scene and it helped me to really love it. You can reach me easily by emailing GamingOnLinux directly. You can also follow my personal adventures on Bluesky.
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5 comments Subscribe

MayeulC 4 hours ago
Regarding mouse movement, I had a similar issue in Splitgate 2 & Satisfactory 1.1, but fixed it by using Proton 10, as hinted on protondb. That may not be the issue you are facing, but it does sound similar.

Edit: these three games are built using UE5, so no wonder they have similar issues.


Last edited by MayeulC on 25 Jun 2025 at 2:52 pm UTC
R Daneel Olivaw 4 hours ago
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I would love to play this game, but it's unplayable to me due to the developers being hilariously incompetent, and I just checked: they still haven't fixed the issue. LOL.

The problem is that I play with a numpad (I have a southpaw keyboard) for every single game ever. This is the ONLY game I've ever played that has an an entire shitload of hardcoded keys that CANNOT be rebound, or even worse, aren't even listed in the settings, so you CAN rebind other stuff to them, and then you do multiple things in-game when you press a button. Like, open a container, but also turn the flashlight on, or some other dumb shit like that.

All this time later, still no word on this, the most basic game development 101 issue of all time. How hard is it for a studio to allow people to rebind their keys? For these devs, impossible.

This also makes the game entirely unplayable for left handed people, since a lot of them have normal keyboards with the numpads on the right.
Ehvis 3 hours ago
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Once again demonstrating that you're better off waiting a year. You'll get a better game for less money.
Avehicle7887 2 hours ago
So does this mean I can finally start the game? For the past months I've been downloading the latest builds on GOG but never actually playing it.

On the other hand I appreciate the devs' continued support of the game, if anything it means this wasn't just a cash grab on the game's good name.


Last edited by Avehicle7887 on 25 Jun 2025 at 4:25 pm UTC
Caldathras 1 hour ago
Not my mind of game but I am impressed by the underlying thought and technologies they've put into this product.
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