🎮 Sulfur Mods
SULFUR mods — browse the best free SULFUR mods, ranked by downloads.
118+ mods · Free downloads · Install guides included
📂 Browse by Category
⭐ Hand-Picked Best Mods

NPC beautification READ THE INTRODUCTION
This mod changes the appearance of some NPC

Battle Improvement
Make the battle experience of Sulfur be better.Hit marker, Loot light beam, dead protection and more

UnlockRecipes
show all recipes.

No Durability
Weapons and armors dont lose durability.

Talent Tree READ THE INTRODUCTION
This Mod provides a new way to play. By spending high-value materials and sulfur coins, you can add

NPC Beautification Remastered
A remastered version of the original NPC Beautification mod, rewritten to support the latest version

InventoryResizer
Customise inventory and stash sizes directly in-game. Includes QoL features like auto-sort, quick tr

JE automatically synthesizes READ THE INTRODUCTION
This module opens the way to put items into the pot to synthesize

OptionScreenSettingMod
The Requirement of other Sulfur mods

SULFUR BepineX Framework
SULFUR BepineX Framework

NPC Replacer Mod
A mod that replaces NPC visuals in realtime with custom art from the mod's assets folder. Comes with

New iteams READ THE INTRODUCTION
Currently, our mod contains Tarkov Red Card and Minecraft Enchanted Book Power 1

EnchantPlusPlus
Removes weapon enchantment and rank limits. Supports stacking the same magic oils and multiple scrol

Sulfur Cleanse Gun
Mod removes enchantments from gun and puts in your inventory (if you have enougth space)

Loot Container Custom
This module allows you to change the weight of the items that can be dropped, easier to drop adva

Sulfur Shop Refresh
Refreshes items in shops

Security Box
This mod allows you to add a customizable size safe in your warehouse.Items that stop there will not

No Item Drop on Death
A mod for SULFUR that prevents players from dropping their items upon death.

Item Quality Display
A small standalone mod which displays an items quality (rarity) in the item description.

mrsans bepinex base for the game
used for mr sans1111's mods he gave me perms to upload

SulfurTweaks
Some (current just one lol) Tweaks and QoL for the game sulfur.

Sulfur Add Exp to Gun
This mod will give some exp to a wepon in your hands

Custom Item Framework
Custom Item Framework lets you create fully functional SULFUR items using only a text file and a PNG

Big Backpack
This mod allows you to customize the size of the knapsack and the size of the warehouse. The adjusta

Pet READ THE INTRODUCTION
Added several pets and pet upgrade systems, press the P key to start

Auto Repair Equipment in church
A mod for SULFUR that automatically repairs equipped items when entering the hub world (The church).

Weapon XP Multiplier
Adds a configurable 0-100x weapon XP multiplier for SULFUR.

OneClickSortInventory
This module comes with an algorithm to organize your backpack with one click in the game. You can fi

Sulfur free attachments disassemble at workbench
Sulfur free attachments disassemble at workbench

Lang's Item Pack
Adds 30 new items to the game!

Synthesize blacklist to remove
This mod is open to some of the official hidden scroll composition recipes, allowing you to play wit

WeaponEnchantDismantle
This module allows you to disassemble the equipped weapon, including all accessories, chisel, magic

Item Value Display
By default, no keys are pressed. The total real-time selling price is shown at the bottom of the ite
Sulfur Weapon modify simulator
Figure out the limit.What is the best way to change it? The calculator's exhaustive algorithm can au

BigStash
Bigger Warehouse to store your items

Sulfur COOP Mod
SulfurCoopMod SulfurCoopMod is a BepInEx co-op mod for SULFUR.

MiniMap Mod
By default, the mini-map is shown in the top right corner. Press M to open the full map, use the scr

NPC beautification
make NPC prettier

SULFUR Native UI Lib
A native Options screen UI library for SULFUR BepInEx mods. Intended for mod developers and required

WeaponExpansion
This mod makes changes to weapon levels. You can now upgrade your weapon up to level 10, which can b

Perfect Oils
Selectively removes configurable negative effects from SULFUR weapon oils while preserving positive

RecipeUnlockAll
No buttons by default; after switching gears, cooking, crafting, and enchanting recipes are automati

HealthBarsDisplay
This mod adds a health bar to the head of monsters, which makes it easy for you to control the monst

HitKillNotificationMod
This mod adds numerical display to each of your attacks or kills, and the numbers will float on your

ShopRefresh
This mod allows you to refresh the in-game store npc's items. Use the n button on the store page to

Endless Greed READ THE INTRODUCTION
This mod adds a series of items from the Endless Greed mod in MC, which can be synthesized and used.

make bullet speed up
rocket fly too slow, if enemy is moving, rocket aways miss the target. make rocket speed ten times.b

Weapon Durability Loss Multiplier
Configurable weapon shooting durability loss multiplier. Applies after vanilla oil, enchantment, and

StackingMod
By default, after picking up a stack with the mouse, right-click will place items into highlighted s

ItemQualitySlotColorMod
By default, there are no buttons. The slots and loot beams are colored according to rarity and value

SULFUR Together
Co-op multiplayer for SULFUR: host-authoritative synced runs, enemies, bosses, downed/revive, in-gam

Monster Frenzy READ THE INTRODUCTION
This module will greatly increase the difficulty of the game, please install it as appropriate

Enchantments Unbound
Removes SULFUR enchantment limits: repeat oils and scrolls, stack same-type enchantments, and keep u

Sell item from inventory
This mod sells item from your inventory that your cursor is hovered over

Better Luck Control
Configure Luck recovery and Luck consumption in SULFUR. Fully compatible with Luck On Kill.

Luck On Kill
Gain Luck whenever an enemy dies in SULFUR.Improved compatibility with Better Luck Control

Damage Sparks
Floating damage numbers with weakpoint colors for SULFUR.

BossLootOptimizer
No default key; when the boss dies, additional weapons, accessories, and other loot are added accord

MultiSameMagicOil
The same magic oil can be installed at the same time

AutoPickup
This mod will automatically pickup in the open range, no longer have to worry about too many small m

Auto Pickup (All items)
.DLL go BepInEx\plugins

NoDeathDropMod
As the name implies, after installing the death-free drop module, you will not drop anything after d

SULFUR Config
Edit compatible BepInEx cfg settings from SULFUR's native Options menu.

Battle Improvement fix
Make the battle experience of Sulfur be better. Hit marker, Loot light beam, dead protection and mor

UnlimitedAmmoCarryMod
No default keys, removes ammo carrying and warehouse limits, and allows converting picked-up ammo in

CustomDropRatesMod
No keys by default, adjust global drop rates, cooldowns, and item weights in Mod settings, and farm

(Deprecated)No Ammo Limit
Removes ammo limits in v0.15.x A simple mod that offers players more freedom of choice.

Toggle Melee Stance
Toggle melee stance, attack with Fire, and keep vanilla aim/block behavior.

BetterItemMoving
This plugin provides a quick way to transfer items. If you need to transfer items, just long press t

Repair Gun (In Safe Zone only)
Mod repairs current equipped gun (In Safe Zone aka in church map aka in hub only)

QuestRefreshMod
No keys are set by default. Adjust global drop rates, cooldowns, and item weights in the Mod setting

OrnamentSlotExpander
No keys by default, adjust global drop rates, cooldowns, and item weights in Mod settings, and farm

GridWise
A grid-based inventory sorter for SULFUR with custom zones, locked cells, container support, and 14-

SodiumOptimization
This mod allows you to turnoff the Fog of War in-game, change themonsterai,change the monster render

Weapon Double Xp
Doubles weapon level-up XP in SULFUR without changing player XP, loot, enemy stats, or weapon damage

PermanentMelee
By default, pressing F equips a melee weapon permanently. Left-click to swing, right-click to block;

No Underwater DOF
.Dll sneak BepInEx\plugins

No Recoil(and Spread)
No Recoil Dll. go to BepInEx\plugins

Improved Basic Oils
Adds crafted versions of the basic "safe" oils with no durability cost.

SulfurLeanMod
By default, Q is the left probe and E is the right probe. You can adjust the angle, speed, and weapo

The Dragonblade
A cyber-ninja katana expansion with toggle stance, dash strike, kill refresh, enemy-kill healing, an

QuickCraftingMod
By default, press C to open the original 4x4 crafting pot interface and spawn the pot in front of th

No Ghost Scares
Disables Ability_Ghost_*_Scare triggers to prevent ghost jumpscares across all levels.

Enemy Count(Default vanilla)
.Dll > BepInEx\plugins

KzBhopJumpMod
By default, hold Space to keep jumping. You can adjust air control, friction, speed limits, and jump

Better Low Health Warning
Adds a configurable soft red vignette warning when the player is at low health.

MonsterMultiplierTweaks
No default buttons; connect monster-related multipliers like spawn density, budget, elite/mutation p

BoxSelectDragItems
By default, use the left mouse button to drag a selection box. Hold Shift to select from items, and

Dynamic Pressure
Adds dynamic enemy pressure on top of vanilla spawns. The mod monitors real-time combat pressure and

Deadeye Instinct
A configurable aim assist overhaul for mouse and controller, featuring Magnet and Natural modes, wea

ScreenCrosshair
will have a ScreenCrosshair

EndlessPermanentEffectsMod
No buttons by default, so Endless Mode gives you unlimited ammo and cards with infinite durability f

SlotLock
By default, Ctrl + middle mouse button quickly locks slots to prevent accidental use, sale, discard,

weapon weight(Default vanilla)
.Dll aaaa BepInEx\plugins

Seed regulator READ THE INTRODUCTION
This plugin allows you to change the seed for each level independently, so as to share the seed numb

SulfurCOOPMod
SulfurCoopMod SulfurCoopMod is a BepInEx co-op mod for SULFUR.

WeapFOV And Offset A Rotation(MOD are not enabled by default)
.Dll Rotate to BepInEx\plugins

Improved Traders
Replaces traders' randomly generated stock with their complete available catalog, while preserving v

Arms Race
Kill enemies, get randomized weapons, and Arms Race your way through SULFUR.

EndlessModeTweaksMod
No default key, only affects Endless mode. You can adjust spawn numbers, pacing, bosses, mutations,

No Weapon Cooldown
No Weapon Cooldown Mod for SULFUR

WeaponOriginalShotSoundMod
No keys by default. Even after changing the caliber, it still locks the weapon's original firing sou

SulfurUrpScalerPlugin
No keys are set by default. Adjust the URP render scale, FSR, and sharpening strength in the setting

Trails(Default Rainbow)
Trails .Dll Knocked away BepInEx\plugins

No Muzzle Effects on ADS
Disables the muzzle smoke/flash effects whilst aiming for clarity

No Forest Ambush
Removes Forest Ambush events, including falling-tree triggers and enemies or scare elements tied to

False Gods
An original boss and its own hand-built cave arena, reached from the cave boss's room. Works in sing

SeedRegulator
This mod require: OptionScreenSettingMod SULFUR BepineX Framework Installation Place the built here:

No Forest Falling Trees
Removes the sudden falling-tree scare from Forest Ambush events while keeping ghost spawns, enemy sp

UnityLogConsole
No default key assigned. After starting, it opens a separate Unity log console that color-codes logs

SetSeed
A simple mod to use a fixed level generation seed

Oil Grabber
A plugin to collect data on the available Enhancements.

Allow Achievements With Cheats
This mod allows you to get achievements even with cheats = "ON"

Dev Mode QoL
Developer overlay quality of life: localized item and level names, search by any language or pinyin,

Hide Casings on ADS
Hides bullet casings during ADS for clarity

Widescreen FOV fix
Fixes SULFUR's broken widescreen FOV by forcing the Unity camera to use a true vertical FOV and the

NPC Voice Beautification
Voice overhaul for 1Mrsans1's NPC Beautification Mod

Rummage
Search and filter your backpack and stashes by name, oil or effect — and see which stash holds an it
How to Install SULFUR Mods
How do I get started with SULFUR mods?
Install via a mod manager (Vortex or Mod Organizer 2). Most mods drop into the game folder.
Are SULFUR mods free?
Yes. All mods listed here are free downloads. We link to the official pages.
What are the best SULFUR mods for beginners?
Use the sort dropdown above to find the most-endorsed or highest-rated mods — these are community-tested and ready to go.