All mods

 1093
1 
The Last Tower
An 800m map with a unique visuals and atmosphere.
Last updated: 4 months ago
 1088
2 
KerFur O replacement
Changes the knuckles to KerFur-O hands and the player voice 2 to robotic.
Last updated: 3 weeks ago
 1060
2 
The Powerline
Through the power of teeth gritting gut clenching perseverance. Fully playable region!
Last updated: 5 months ago
 1047
0 
Limit Perk Pool
Allows you to choose certain perks to prevent from spawning in perk machines
Last updated: 2 months ago
 1029
0 
CoolerAnnouncer
Replaces all announcer lines with random stupid crap. Does not replace voice lines from His Domain or Her Domain
Last updated: 4 months ago
 915
1 
White Claws
Obesk Claws from Corru.Observer
Last updated: 2 months ago
 870
0 
Wuckle95
Windows 95-ish item and hand replacement textures, and a BSOD Mass
Last updated: 2 months ago
 847
1 
Revolver upon Flaregun replacement
Replaces the flaregun to revolver and flares to bullets.
Last updated: 5 months ago
 841
0 
DailyKnuckle
This mod lets you play seeded runs that are generated weekly and daily.
Last updated: 2 months ago
 786
3 
ULTRAKILL ClimberSounds
Replaces sounds of the player for ULTRAKILL ones
Last updated: 5 months ago
 782
1 
Half Life 1 Sounds
A mod that replaces a ton of sounds with Half-Life 1 sounds, with some additions from other Valve games. Feedback on the discord is greatly appreciated!
Last updated: 2 months ago
 738
1 
ThirdHand
Gives you a third hand...
Last updated: 6 months ago
 736
0 
Take Care Mod
Radio now plays a slightly altered version of Take Care from Ultrakill. Also it now plays the portal radio song, because someone on the discord said that it'd be cool.
Last updated: 5 months ago
 735
1 
DiscordRP
Displays a more comprehensive status on discord!
Last updated: 4 months ago
 730
2 
GiygasMass
Replaces the mass texture with Giygas from Earthbound, alongside its proximity sound with one of Giygas' fight theme
Last updated: 5 months ago
 721
0 
QuickRestart
This mod lets you quickly restart the run with a keybind.
Last updated: 5 months ago
 704
1 
IShowSeed
Seeded runs! Now with leaderboards!
Last updated: a month ago
 686
0 
Annoying Memes
Replaces in-game sfx and textures with dead memes I find funny
Last updated: 4 months ago
 675
0 
Teeth Hands
That chair looks quite comfortable...
Last updated: 2 months ago
 659
0 
The Barrier
OVERCOME AND PERSEVERE
Last updated: 4 months ago
 652
1 
Win XP FX
Changes the SFX of the QuietOS Perk Machines to Windows XP SFX
Last updated: 4 months ago
 629
0 
GrubAdoption
Finally give those scrumptious little fellas the love they deserve!
Last updated: a month ago
 624
1 
Outlines
Minimalist sprite retexture making all but the outlines transparent.
Last updated: 2 months ago
 624
1 
Dark Lord Gauntlets
Get out of the Structure to rule it
Last updated: 5 months ago