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Forge Mods for Minecraft 1.21

Browse 840 free Forge mods for Minecraft 1.21 — popular picks include MRU, Iris/Oculus & GeckoLib Compat (Deprecated), BaguetteLib.

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MRU
1.21.1neoforge

MRU

A library mod used by Cassian and IMB11's mods to function.

31Mdownloads
Iris/Oculus & GeckoLib Compat (Deprecated)
1.19.3forge

Iris/Oculus & GeckoLib Compat (Deprecated)

ONLY WORKS FOR OLDER VERSIONS - Fixes GeckoLib animations not working if using a shaderpack with entity shadows.

30Mdownloads
BaguetteLib
1.21.1fabric

BaguetteLib

A simple but powerful event library that gives mod developers the control they actually need.

29Mdownloads
Integrated API
1.21.1neoforge

Integrated API

The library mod for the Integrated Structures series

29Mdownloads
Epic Fight
1.21.1neoforge

Epic Fight

Changes Minecraft Combat into Souls-Like Combat.

29Mdownloads
MonoLib
1.21.1neoforge

MonoLib

A non-invasive library mod for Fabric, Forge, and NeoForge.

28Mdownloads
TenshiLib (Forge/NeoForge)
1.21.1neoforge

TenshiLib (Forge/NeoForge)

Core and Library mod for my other projects

28Mdownloads
Luna
1.21.5neoforge

Luna

Core mod for all Luna Pixel Studios modpacks. Provides free world sharing without the need of port forwarding.

27Mdownloads
Ash API
1.21.6fabric

Ash API

An abstraction layer between Fabric, Forge, and Quilt's APIs.

26Mdownloads
Advanced Netherite (Forge / NeoForge)
1.21.11neoforge

Advanced Netherite (Forge / NeoForge)

A configurable, vanilla friendly, open-source mod that adds in more tiers of Netherite!

26Mdownloads
CraterLib
1.21.11neoforge

CraterLib

A library mod for First Dark Development and HypherionSA's mods

25Mdownloads
AeroBlender
1.21.1neoforge

AeroBlender

AeroBlender is a library mod dependent on TerraBlender, for adding biomes in a simple and compatible manner with Aether's biome/terrain system.

25Mdownloads
Configured Defaults
1.21.11neoforge

Configured Defaults

Allows for providing defaults for files absent in .minecraft like configs. A quintessential modpack utility.

25Mdownloads
Moog's Structure Lib (moogs_structures)
1.21.3neoforge

Moog's Structure Lib (moogs_structures)

This is a library mod for the Moogs Structure series

24Mdownloads
AlchemyLib
1.21.5neoforge

AlchemyLib

AlchemyLib contains shared code for machines and screens. It's used by Alchemistry and other mods.

24Mdownloads
XyCraft
1.21.1neoforge

XyCraft

Sci-fi Aesthetics and Technology

23Mdownloads
Pufferfish's Attributes [Fabric & Forge & NeoForge]
1.21.5neoforge

Pufferfish's Attributes [Fabric & Forge & NeoForge]

Adds more attributes to the game.

22Mdownloads
GroovyModLoader (GML)
1.20.1forge

GroovyModLoader (GML)

A language provider for Forge Groovy mods.

21Mdownloads
Common Network
1.16.5forge

Common Network

Forge and Fabric Unified Networking Solution

21Mdownloads
Create: Dragons Plus
1.20.1fabric

Create: Dragons Plus

Provide convenient features to players and dev utilities for Create addon developers.

21Mdownloads
DefaultSettings
1.21.9neoforge

DefaultSettings

Keep your game's local settings in case of an update to your modpack

20Mdownloads
Mysterious Mountain Lib
1.21.1neoforge

Mysterious Mountain Lib

a library for MMF-Group's mod

20Mdownloads
Controllable
1.20.1neoforge

Controllable

Play Minecraft Java Edition with a Controller / Gamepad

20Mdownloads
Advanced Fishing
1.21.11neoforge

Advanced Fishing

This mod overhauls fishing with 49 new fish, biome-based catches, lava fishing, new enchantments and curses, custom potions, early-game tools like the Chum Bucket, and fully reworked fishing mechanics.

20Mdownloads
Deimos Lib
1.21.8neoforge

Deimos Lib

Config and datagen library based on midnight lib

18Mdownloads
Elysium API
1.21.1neoforge

Elysium API

Elysium is a library mod with various utilities, built-in features and new data driven systems for both Mod-Developers and Modpack-Creators to utilize

18Mdownloads
More Axolotl Variants API
1.21.11fabric

More Axolotl Variants API

Axolotl Variants Extender API!

18Mdownloads
AzureLib Armor
1.21.1neoforge

AzureLib Armor

A striped down Azurelib just for Armor!

18Mdownloads
EMI Enchanting
1.21fabric

EMI Enchanting

EMI Plugin that gives basic enchantment information; valid items, exlcusions, etc.

17Mdownloads
Cryonic Config
1.21neoforge

Cryonic Config

Chill Minimal Config API

17Mdownloads
ChemLib
1.21.5neoforge

ChemLib

Items for all periodic elements and many chemical compounds

17Mdownloads
JCPlugin
1.21.9fabric

JCPlugin

Core Plugin Library for JomcraftNetwork's mods

16Mdownloads
Data Anchor
1.21.1neoforge

Data Anchor

Simple library mod with helpful data attaching and networking utilities including attaching data to entities, chunks, players, and worlds with low boilerplate code. Its own system built from the ground up for multiloader support.

15Mdownloads
AAA Particles
1.21.1neoforge

AAA Particles

Effekseer loader on minecraft 1.18+

15Mdownloads
Temporal API
1.21neoforge

Temporal API

Temporal API is the library for Team Temporal mods, other projects may use it as well.

15Mdownloads
ArmoreableMobs
1.21.1fabric

ArmoreableMobs

Allows you give armor and items to an entity when it spawns using Craftweaker with gamestages support!

15Mdownloads