Ordered by installs · Not tested by us
The 20 most-installed Killing Floor 2 mods (2026)
Ordered by Steam Workshop subscriptions, which is a count from Valve rather than a judgement from us. We have not installed these, and say so rather than implying a verdict we have not earned. Everything here installs by clicking Subscribe.
The short version
- Most installed: KF-BikiniAtoll, 120,932 subscribers.
- 0 of 20 updated since the start of 2025, which matters more than subscriber count for whether a mod still works.
- All install through Steam. Subscribe on Workshop and the game picks it up on next launch. Nothing to unzip.
All 20, most installed first
MapsUpdated 16 April 2016
MapsUpdated 7 January 2018
MapsUpdated 24 February 2020
MapsUpdated 14 March 2016
MapsUpdated 20 April 2017
MapsSurvivalVS SurvivalUpdated 4 May 2018
MapsSurvivalVS SurvivalUpdated 22 August 2021
MapsUpdated 5 November 2017
MapsSurvivalUpdated 21 May 2018
MapsGamemodesSurvivalUpdated 17 October 2018
MapsSurvivalUpdated 21 April 2022
MapsUpdated 10 May 2018
MapsUpdated 15 December 2020
MapsGamemodesSurvivalUpdated 13 March 2020
MapsUpdated 27 October 2018
Updated 5 July 2016
MapsUpdated 7 February 2020
MapsSurvivalUpdated 2 January 2022
Updated 28 April 2018
Updated 5 December 2016
Subscriber counts and approval scores are Valve's, read on 5 September 2026 and not adjusted by us. Browse the full Workshop.
Common questions
What is the best Killing Floor 2 mod?
By installs, KF-BikiniAtoll, with 120,932 Steam Workshop subscribers. That is the most-installed rather than the best: subscriber count measures how many people tried it, not whether they kept it. Workshop's own approval score is shown next to each one where Valve publishes it.
How do I install Killing Floor 2 mods?
Everything on this page is a Steam Workshop item, so installing means clicking Subscribe on its Workshop page and letting Steam download it the next time you launch the game. There is nothing to unzip and no files to move. Unsubscribing removes it. Mods from outside Workshop work differently and are not covered here.
Are these Killing Floor 2 mods safe?
They are hosted by Valve and distributed through Steam, which is a meaningfully lower risk than downloading files from elsewhere, but Valve does not audit mod code. We have not run any of them. Treat a mod with a large subscriber count and a recent update as better evidence than one with neither.
How is this list ordered?
By Steam Workshop subscriptions, highest first, read on 5 September 2026. That is a count from Valve, not a judgement from us. We have not ranked these by quality and do not have the basis to: nobody here has installed all 20.
Do you get paid for these?
No. Mod authors are not paid by us and cannot pay for a position here. The order is Valve’s subscriber count and nothing else.