Minecraft Java 1.21 Mods
Browse 107,303 free mods for Minecraft Java 1.21 — popular picks include Cloth Config API (Fabric/Forge/NeoForge), Placebo, Curios API.
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Cloth Config API (Fabric/Forge/NeoForge)
Config Screen API for Minecraft
Placebo
A library mod
Curios API
A flexible and expandable accessory/equipment API for users and developers.
Storage Drawers
Interactive compartment storage for your workshops.
FTB Library (NeoForge)
Common code for all GUI stuff in FTB Mods
CraftTweaker
CraftTweaker allows modpacks and servers to customize the game. With CraftTweaker you can change recipes, script events, add new commands and even change item properties!
FerriteCore ((Neo)Forge)
Memory usage optimizations
Polymorph (Fabric/Forge/Quilt)
No more recipe conflicts! Adds an option to choose the crafting result if more than one is available.
Entity Culling Fabric/Forge
Using async path-tracing to hide Tiles/Entities that are not visible
FTB Quests (NeoForge)
Questing Mod by FTB
FTB Teams (NeoForge)
Library for mods that can utilize team progression
The Twilight Forest
A realm basked in mystery and eerie twilight, you will overpower terrifying creatures and secure the adventure of a lifetime; in the Twilight Forest.
ConnectedTexturesMod
A resource pack extension library
Cooking for Blockheads
Adds a multiblock kitchen that shows recipes you can make with what ingredients you have available.
CodeChicken Lib 1.8.+
Contains various tools to make modding easier.
Cosmetic Armor Reworked
This mod allows you to wear two sets of armor, one for display, one for function.
Immersive Engineering
A retro-futuristic tech mod!
Cupboard
Cupboard provides code, frameworks, and utilities for minecraft mods
Toast Control
Control toasts, those popups in the corner!
McJtyLib
Companion mod for all mods by McJty (RFTools, XNet, Deep Resonance, Not Enough Wands, SignTastic, ...))
FastWorkbench
A performance upgrade for the crafting table.
YUNG's API (Forge/NeoForge)
A library mod for YUNG's Minecraft mods
OpenBlocks Elevator
Port of OpenBlocks Elevator.
Mekanism
High-tech machinery, powerful energy generation, fancy gadgets and more. Now on Curse!
Cucumber Library
A library of shared code and functionality used by my mods.
YUNG's Better Mineshafts (Forge/NeoForge)
A long-awaited and much-needed abandoned mineshaft overhaul!
Torchmaster
Adds a special torch which prevents mob spawning in a configurable radius
Aquaculture 2
Spices up fishing with a number of new biome specific fish, recipes, and more!
![Iceberg [Neo/Forge]](https://media.forgecdn.net/avatars/425/207/637653794535451378.png)
Iceberg [Neo/Forge]
A modding library that contains new events, helpers, and utilities to make modder's lives easier.
MmmMmmMmmMmm (Target Dummy)
Target Dummy that show damage dealt and can be equipped with armor. Damage numbers!
Lootr (Forge & NeoForge)
A mod that makes it so nobody misses out on Loot! All loot chests are instanced per player and visually unique.
Cyclops Core
Library mod for EvilCraft, Integrated Dynamics and others.
Connectivity
Fix Login timeouts, Packet sizes errors, Payloads errors, ghostblocks and more.
Refined Storage
An elegant solution to your hoarding problem.
Mekanism Generators
Advanced energy generation for Mekanism.
TerraBlender (Forge)
A library mod for adding biomes in a simple and compatible manner!