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Mods for Minecraft Java

Browse 137 free mods for Minecraft Java — popular picks include Nexus Layer Mod (1.20.1) – Library for BrikNex's Mods, Travelers Lib Mod (1.21.1, 1.20.1) – Library for Collinvht's Mods, Footwork API Mod (1.20.1, 1.19.2) – Combat Capability Dependency Mod.

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Nexus Layer Mod (1.20.1) – Library for BrikNex's Mods
1.20.1forge

Nexus Layer Mod (1.20.1) – Library for BrikNex's Mods

Nexus Layer Mod is a library and compatibility mod designed to help other mods work together smoothly. By itself, it does not add gameplay features unless another mod or command uses its functions. Features: Mod Compatibility Helps different mods interact correctly. Provides shared systems that other mods can use. Status Effects System Adds special effects […]

Travelers Lib Mod (1.21.1, 1.20.1) – Library for Collinvht's Mods
1.21.1neoforge

Travelers Lib Mod (1.21.1, 1.20.1) – Library for Collinvht's Mods

Travelers Lib Mod is a technical support library used by Collinvht to build animal and creature-focused Minecraft mods. It does not add gameplay content by itself, but provides systems and tools required by other mods. Features: Core library for creature and animal-based mods Animal attribute system for easier creature setup Simplified and structured animal registration Async […]

Footwork API Mod (1.20.1, 1.19.2) – Combat Capability Dependency Mod
1.20.1forge

Footwork API Mod (1.20.1, 1.19.2) – Combat Capability Dependency Mod

Footwork API Mod provides shared methods and states used across these combat‑focused mods. By itself, Footwork API does not add gameplay features, but it enables posture values, stealth mechanics, and awareness systems to function consistently between mods. Features: Provides ICombatCapability for ItemStacks, allowing custom posture values per stack. Adds a stealth base system, used by […]

Strawberry Lib Mod (1.21.11, 1.21.5) – Common Code Library
1.21.11fabric

Strawberry Lib Mod (1.21.11, 1.21.5) – Common Code Library

Strawberry Lib Mod is a library mod developed by the popular mod developer Moriya Shiine. Many of the mods created by this developer require Strawberry Lib to be installed alongside them. As a library, the mod by itself does not introduce any new content into the game, but it facilitates an environment that makes mod […]

FokusAPI Mod (1.21.11, 1.20.1) – Library For ScadeBlock’s Mod
1.21.11fabric

FokusAPI Mod (1.21.11, 1.20.1) – Library For ScadeBlock’s Mod

FokusAPI Mod is a library mod developed by the popular mod developer ScadeBlock. As a library mod, the mod by itself does not add any new content into the game, but it is required as a dependency mod by many of the mods developed by ScadeBlock. Many of the datapacks developed by ScadeBlock also require […]

Hammer Animations Mod (1.21.1, 1.20.1) – Run Mods with Bedrock Animations
1.21.1neoforge

Hammer Animations Mod (1.21.1, 1.20.1) – Run Mods with Bedrock Animations

Hammer Animations Mod allows other mods to use models and animations from Minecraft Bedrock Edition. This is a library mod, which means it works in the background and adds no new content by itself. It simply provides the necessary tools for other mods to function correctly. You only need to install this mod if another […]

Enchanted Bookshelves Mod (1.21.11, 1.21.1) – Make Your Library Sparkle
1.21.11fabric

Enchanted Bookshelves Mod (1.21.11, 1.21.1) – Make Your Library Sparkle

Enchanted Bookshelves Mod adds a subtle shimmering visual effect to enchanted books placed inside chiseled bookshelves. Features: Adds glowing visual effects to enchanted books in chiseled bookshelves. Cosmetic only. Requires both server and client to display the effect. Screenshots: Enchanted Bookshelves Mod Download Links For Minecraft 1.21.11 Fabric version: Download from Server 1 – Download […]

Pehkui Resizer Mod (1.20.1, 1.19.4) – Instruments To Change Entity Sizes
1.20.1forge

Pehkui Resizer Mod (1.20.1, 1.19.4) – Instruments To Change Entity Sizes

Pehkui Resizer Mod is a library mod that allows the manipulation of physical dimensions of entities in the game, including the player himself. Using Pehkui, players can shrink to the size of a pixel, which is one-sixteenth of a block, or can be enlarged to massive sizes hundreds of blocks tall. The Pehkui Resizer mod […]

SDM Engine Core Mod (1.21.1, 1.20.1) – The Engine Powering Advanced Mods
1.21.1neoforge

SDM Engine Core Mod (1.21.1, 1.20.1) – The Engine Powering Advanced Mods

SDM Engine Core Mod provides a set of tools for other mods to use. As a library mod, it does not add any new content like blocks or items by itself. You only need to install this mod when another one requires it to work properly. Features: Acts as a core library that other mods […]

Bot Lib Mod (1.20.1, 1.20) – Library Dependency Mod
1.20.1forge

Bot Lib Mod (1.20.1, 1.20) – Library Dependency Mod

Mod development organization Garden Gals created Bot Lib Mod to make programming mods a lot more convenient. The mod basically makes it so that developers can avoid rewriting the same stuff over and over. As a library, the mod by itself does not introduce any new content into the game, but it makes mod development […]

Wrapper Lib Mod (1.20.1, 1.19.3) – Library For Easier Data Serialization
1.20.1forge

Wrapper Lib Mod (1.20.1, 1.19.3) – Library For Easier Data Serialization

Wrapper Lib Mod is a library mod that makes it easy for developers to deal with data serialization. As a library, the mod by itself does not introduce any new content into the game, but it facilitates an environment that makes it easier for developers to program their mods. As a player, you only need […]

EtST Lib Mod (1.20.1, 1.20) – More Modifiers for Tinkers' Tools
1.20.1forge

EtST Lib Mod (1.20.1, 1.20) – More Modifiers for Tinkers' Tools

EtST Lib Mod is a library addon for the Tinker's Construct mod. It provides more tools, called hooks, that allow other mods to create special effects that aren't possible with just Tinker's Construct. As a library, this mod does not add any new content to the game by itself. You only need to install it […]

Datapackets Functions LIB Mod (1.21.10, 1.20.1) – Library Dependency Mod
1.21.10fabric

Datapackets Functions LIB Mod (1.21.10, 1.20.1) – Library Dependency Mod

Datapackets Functions LIB Mod is a library mod that is required to be installed by the player if any of the mods they use require it as a dependency. The mod provides developers with some useful functions and is compatible with all versions of Minecraft. The mod by itself does not introduce any new content […]

Zigy's Player Animator API Mod (1.21.1, 1.20.1) – Bring Your Player to Life
1.21.1fabric

Zigy's Player Animator API Mod (1.21.1, 1.20.1) – Bring Your Player to Life

Zigy's Player Animator API Mod helps other mods play custom animations for your character. This is a library mod, which means it doesn't add any animations by itself. Instead, it gives other modders the tools they need to make their own animations work in the game from both the server and client side. Features: Acts […]

Custom Portal API Reforged Mod (1.21.10, 1.20.1) – Creating Portals to Any Dimension
1.21.10neoforge

Custom Portal API Reforged Mod (1.21.10, 1.20.1) – Creating Portals to Any Dimension

Custom Portal API Reforged Mod is the Forge (or NeoForge) port of the original Custom Portal API mod, which only has a Fabric version. This is a library mod and does not make any new additions to the game by itself. The purpose of this mod is to facilitate easier coding for mod developers who […]

Lazr's Lib Mod (1.21.1, 1.20.1) – The Engine for Lazr's Mods
1.21.1forge

Lazr's Lib Mod (1.21.1, 1.20.1) – The Engine for Lazr's Mods

Lazr's Lib Mod provides the shared code and tools needed for other mods to work properly. It is a library mod, which means it doesn't add any new content to the game by itself. You only need to install this mod if another one requires it. Features: Includes tools for drawing custom screens. Offers utilities […]

Crescent Lib Mod (1.20.1) – Library For Bluemoon8377 Mods
1.20.1forge

Crescent Lib Mod (1.20.1) – Library For Bluemoon8377 Mods

Crescent Lib Mod is a library mod that is required by many of the mods created by the popular mod developer Bluemoon8377. The library contains common tags, status effects, procedures, etc. that makes the development process more convenient for the developer. The mod by itself does not introduce any new content into the game. As […]

NukaTeam Gun Lib Mod (1.20.1, 1.19.2) – Library For Gun Mods
1.20.1forge

NukaTeam Gun Lib Mod (1.20.1, 1.19.2) – Library For Gun Mods

NukaTeam Gun Lib Mod is a library mod that allows developers to add new guns into the game. This library is a fork of MrCrayfish Gun mod that uses Azure Lib to animate guns. As a library, the mod by itself does not introduce any new content into the game, but it facilitates an environment […]

SDM UI Lib Mod (1.21.1, 1.20.1) – Powering Custom Mod Menus
1.21.1neoforge

SDM UI Lib Mod (1.21.1, 1.20.1) – Powering Custom Mod Menus

SDM UI Lib Mod simplifies the creation of custom user interfaces for other Minecraft mods. This is a library mod, which means it provides tools for other mods to use. It works as an alternative to FTB Library for SDM mods. By itself, the mod does not add any new content to your game. You […]

Gear Core Mod (1.20.1, 1.19.4) – Modifiers Equipment By Yourself
1.20.1fabric

Gear Core Mod (1.20.1, 1.19.4) – Modifiers Equipment By Yourself

Gear Core Mod is a library mod for the creation of equipment modifiers that can apply entity attributes or track a variety of events like taking damage, killing mobs, and more. Features: Gear Sets Allows creation of custom gear set bonuses via datapack. Supports RPG-style set bonuses for any combination of items. Sets can have […]

ShadowHunter22's Config Library Mod (1.21.4, 1.20.1) – Library For ShadowHunter22's Mods
1.21.4fabric

ShadowHunter22's Config Library Mod (1.21.4, 1.20.1) – Library For ShadowHunter22's Mods

ShadowHunter22's Config Library Mod is a library mod created by the popular mod developer ShadowHunter22. As a library mod, the mod by itself does not add anything new to the game, but is required as a dependency by other mods. The mod basically facilitates an environment that makes development more convenient for the developer. Features: […]

Defaulted Drops Mod (1.21.8, 1.20.1) – Library Mod
1.21.8fabric

Defaulted Drops Mod (1.21.8, 1.20.1) – Library Mod

Defaulted Drops Mod is a library mod that helps make blocks with no loot tables drop themselves. This only works with mods that opt in via fabric.mod.json file. The mod works both on both server side and client side singleplayer worlds. Features: Only affects mods that opt-in. Make blocks with no loot tables drop themselves. […]

Crust Mod (1.20.1, 1.16.5) – Library for FatherToast's Mods
1.20.1forge

Crust Mod (1.20.1, 1.16.5) – Library for FatherToast's Mods

Crust Mod is a code library and testing toolkit designed to make some people's lives easier and provide some very basic gameplay features. Everything is configurable. By itself, the mod does not change or add anything. Features: Adds customizable and keybindable command-driven buttons to the inventory screen. There are 19 built-in buttons and 16 user-defined […]

ObsidianUI Mod (1.21.5, 1.20.1) – Creating Better GUIs
1.21.5forge

ObsidianUI Mod (1.21.5, 1.20.1) – Creating Better GUIs

ObsidianUI Mod is a technical library used by mod developers to simplify and speed up the creation of GUI interfaces in their mods, such as mod settings windows or similar UI elements. The mod itself does not change anything in the game and should only be installed when required by another mod. Loaded on demand: […]

Fast Config API Mod (1.21.5, 1.20.1) – Easier Config Development
1.21.5neoforge

Fast Config API Mod (1.21.5, 1.20.1) – Easier Config Development

Fast Config API Mod comes with the goal of facilitating a convenient environment for mod developers to create configs for their mods easily. This mod by itself does not add any new content to the game when installed. Developers can use the code provided by the mod to create and test their mod configs with […]

Atlas Lib (1.21.1, 1.20.1) – Library for Smileycorp's Mods
1.21.1neoforge

Atlas Lib (1.21.1, 1.20.1) – Library for Smileycorp's Mods

Atlas Lib is a library for shared code between Minecraft mods. This mod does nothing if installed by itself, and only exists as a dependency for other mods. Features: Various utilities to streamline the registering of sets of items and blocks. Various utilities to handle the rendering of models. Various utilities related to entity and […]

Upgraded Core (1.20.1, 1.19.2) – Library for Rolfmao25's Mods
1.20.1forge

Upgraded Core (1.20.1, 1.19.2) – Library for Rolfmao25's Mods

Upgraded Core contains shared code for Rolfmao25's Mods. This mod doesn't do anything by itself. Upgraded Core Download Links For Minecraft 1.20.1, 1.20 Forge version: Download from Server 1 – Download from Server 2 For Minecraft 1.19.4 Forge version: Download from Server 1 – Download from Server 2 For Minecraft 1.19.3 Forge version: Download from […]

GunpowderLib Mod (1.20.6, 1.20.1) – Library for Jackyy's Mods
1.20.6forge

GunpowderLib Mod (1.20.6, 1.20.1) – Library for Jackyy's Mods

GunpowderLib Mod is a support library for Jackyy's mods. It does nothing by itself as it's just a library mod. Features: The mods that currently depends on this library mod are as follows: Exchangers Mod. Simple Sponge Mod. Dimensional Edibles Mod. Avaritia Tweaks Mod. Integration Foregoing Mod. GunpowderLib Mod Download Links For Minecraft 1.20.6 Forge […]

BTWR: Shared Library Mod (1.21.1) – Library Mod
1.21.1fabric

BTWR: Shared Library Mod (1.21.1) – Library Mod

BTWR: Shared Library Mod is a library mod created by the mod developer ivangeevo. As a library mod, the mod by itself does not add anything new to the game, but it facilitates an environment for the developer to work on his mods efficiently. And as a result, this mod is required to be installed […]

Cosmos Library Mod (1.21.1, 1.20.1) – Dependency for The Cosmos Mod Series
1.21.1neoforge

Cosmos Library Mod (1.21.1, 1.20.1) – Dependency for The Cosmos Mod Series

Cosmos Library Mod is a collection of helper functions designed to make creating Minecraft mods quicker. It doesn't add any new features to the game itself. Instead, it serves as a base for other mods, allowing developers to avoid duplicating common code. This mod is part of The Cosmos Series by TheCosmicNebula and is required […]

Magic Bar Lib Mod (1.21.1, 1.20.1) – Library Mod To Add A Mana Bar
1.21.1fabric

Magic Bar Lib Mod (1.21.1, 1.20.1) – Library Mod To Add A Mana Bar

Magic Bar Lib Mod adds a highly customizable mana bar to the game. As the name suggests, this is a library mod. And for that reason, if you have installed this mod by itself, the mana bar will be of no real use, even though it still appears in your game. Any mod developer that […]

Tipsy Lib Mod (1.21.1, 1.20.1) – Library Mod
1.21.1neoforge

Tipsy Lib Mod (1.21.1, 1.20.1) – Library Mod

Tipsy Lib Mod is a library dependency mod developed by the popular mod developer Yirmiri. It contains lots of new attributes and effects for other modders to take use of. As a library mod, the mod itself does not add any new content to the game, but it facilitates an environment that makes creating mods […]

Tellurium Forge Mod (1.21.6, 1.20.1) – Library Mod
1.21.6fabric

Tellurium Forge Mod (1.21.6, 1.20.1) – Library Mod

Tellurium Forge Mod is a library mod developed by the popular mod developer Miki-Tellurium. As a library mod, the mod by itself does not add any new content into the game, but it facilitates an environment that makes the mod creation easier for the developer. Many of the mods created by Miki-Tellurium require this mod […]

MCEF Library (1.21.4, 1.20.1) – Minecraft Chromium Embedded Framework
1.21.4neoforge

MCEF Library (1.21.4, 1.20.1) – Minecraft Chromium Embedded Framework

MCEF Library (Minecraft Chromium Embedded Framework) is an API to allow Minecraft Modders to add custom web browsers into Minecraft. This mod does not do anything useful by itself; it is a library for other mods to use the Chromium browser. MCEF is based on java-cef (Java Chromium Embedded Framework), which is based on CEF […]

Chassis Mod (1.20.2, 1.20.1) – Providing Utilities For Dynamic Asset Generation
1.20.2fabric

Chassis Mod (1.20.2, 1.20.1) – Providing Utilities For Dynamic Asset Generation

Chassis Mod is a Library providing utilities for dynamic asset generation (Blockstates, Models, Tags, Recipes, Loot Tables, Textures) and simple configuration. Since Chassis mod is a Library, it was born to support other Mods and does nothing for itself. Features: Providing utilities for dynamic asset generation (Blockstates, Models, Tags, Recipes, Loot Tables, Textures) and simple […]

VE-FluidHandling Mod (1.12.2, 1.11.2) – VoltzEngine Module for Handling Fluids

VE-FluidHandling Mod (1.12.2, 1.11.2) – VoltzEngine Module for Handling Fluids

VE-FluidHandling Mod is a technical library by the author of VoltzEngine. It is required by some mods for fluid handling in the game. By itself, it doesn't add much, but it's quite tricky-if you don't install it, the game crashes on startup. That is, the mods that require it don't check for the presence of […]