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Mods for Minecraft Java

Browse 450 free mods for Minecraft Java — popular picks include JakeLib, Binding Agent, VeloraEngine.

Step by step: How to install Minecraft Java mods & modpacks

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JakeLib
1.21.11fabric

JakeLib

JakeLib is a small Fabric helper library for Minecraft mods, offering reusable utilities for inventories, item stacks, text, colors, timers, cooldowns, math, strings, and shape template data. It includes a /jakelib command to confirm the mod is loaded.

58downloads
Binding Agent
1.21.11fabric

Binding Agent

A library mod for some useful cross platform utilities.

58downloads
VeloraEngine
1.20

VeloraEngine

Lightweight Paper engine library for Velora plugins, providing shared utilities, command tools, config helpers, and common platform integrations.

57downloads
QinhCoreLib - Core Library for Qinh Series Plugins
1.21spigot

QinhCoreLib - Core Library for Qinh Series Plugins

Shared core library providing APIs, bridges, diagnostics and runtime utilities for the Qinh plugin e

54downloads
OURO Tweaker
1.12.2forge

OURO Tweaker

OURO Tweaker is a small mod which adds tweaks and bugfixes for various mods.

51downloads
Tritium Lib
1.20.1fabric

Tritium Lib

A library contaning utilities for rendering, easing, and tick scheduling

48downloads
Atmospheric API
26.1.2fabric

Atmospheric API

SkyNotTheLimit's moddernamelib - useful utilities

46downloads
WoodLib
1.21

WoodLib

A Bukkit PluginLib featuring many usefull things. Builders, Libraries, Utilities and more!

41downloads
EssentialsExpertAIO
1.21

EssentialsExpertAIO

EssentialsExpert is a high-performance, modular core suite for Paper 1.21.1 that consolidates essential server management, player utilities, and economy features into a single, highly customizable framework.

41downloads
InterdimensionalLib
1.21fabric

InterdimensionalLib

Seamless mix of common utilities, systems and presets

39downloads
EMI Capability Bridge
1.20.1forge

EMI Capability Bridge

Fixes recipe viewers (EMI) not detecting fluids (gases) in item capabilities and machine tanks

38downloads
LampLib
1.21.1neoforge

LampLib

Provides utilities for my mods.

32downloads
VanillaTweaker » Small changes, big improvements!
1.20.6spigot

VanillaTweaker » Small changes, big improvements!

Qulaity of life tweaks for an improved vanilla experience.

20downloads
Jarona
26.2

Jarona

A Minigame core plugin that has common utilities for my minigames!

11downloads
MattTweaks
1.20paper

MattTweaks

Library for my Plugins

8downloads
Heaven API
1.20

Heaven API

HeavenAPI is a core library plugin designed to streamline server development by providing shared utilities, custom event wrappers, and essential developer tools. It serves as a central dependency to keep lightweight plugins clean, fast, and modular.

5downloads
Mixson Mod (26.2, 1.21.1) – Change Item Models and Textures in Real Time
1.21.1fabric

Mixson Mod (26.2, 1.21.1) – Change Item Models and Textures in Real Time

Mixson Mod brings runtime resource modification to Minecraft. It allows other mods and projects to adjust models, textures, and asset paths while the game runs. This library helps change textures on specific gear or swap whole groups of item designs without complex file rewrites. It works in the background to make dynamic visual tweaks straightforward […]

Greenlight Mod (26.3, 1.20.1) – Keep Multiplayer Fair with Server Approved
1.20.1neoforge

Greenlight Mod (26.3, 1.20.1) – Keep Multiplayer Fair with Server Approved

Greenlight Mod lets servers approve client tweaks through server resource packs. It works in the background as a library for compatible mods to keep multiplayer fair. When you join a server, the mod checks server rules before turning on special client features. All granted permissions vanish the moment you leave the world. Features: Lets server […]

FoxifiedClassTweaker Mod (26.2, 26.1.2) – Run Fabric Class Tweaks
neoforge

FoxifiedClassTweaker Mod (26.2, 26.1.2) – Run Fabric Class Tweaks

FoxifiedClassTweaker Mod brings Fabric ClassTweaker tools over to FancyModLoader environments. It helps other mods load custom class adjustments and access wideners without extra platform rewrites. When a project requires this system as a base library, the mod runs quietly in the background to handle the necessary code adjustments. Features: Adds Fabric ClassTweaker compatibility directly into […]

Resourceful Lib Mod (26.3, 1.20.1) – Valuable Utilities and APIs
1.20.1fabric

Resourceful Lib Mod (26.3, 1.20.1) – Valuable Utilities and APIs

Resourceful Lib Mod is a tool, or rather a library, that contains interesting utilities for modders to use in their creations. For example, it offers various APIs, a good number of codecs, data packs, web utilities, etc. Features: GL Scissor API Stateful and History Screen Manager Codecs for predicates, tags, recipes, sets, and random collections […]

Smoothiez Api Mod (1.21.11) – Run Compatible Add-Ons Without Any Conflicts
1.21.11fabric

Smoothiez Api Mod (1.21.11) – Run Compatible Add-Ons Without Any Conflicts

Smoothiez Api Mod supplies core shared code and backend utilities for compatible mods. It acts as a base library that provides common game logic across connected projects. This mod keeps mod files structured and helps dependent mods run together properly. Features: Provides shared code and base utilities across compatible mods. Supplies common logic to keep […]

Essential Blueprint Framework Mod (1.21.1, 1.20.1) – Show Off Custom Capes
1.21.1neoforge

Essential Blueprint Framework Mod (1.21.1, 1.20.1) – Show Off Custom Capes

Essential Blueprint Framework Mod provides shared tools, utilities, and a custom cape system for other mods to build upon. It supplies reusable code to keep projects lightweight and running smooth. The mod offers animation tools, transparent textures, and cross-version cape management for modpacks and individual projects. Features: Provides a cross-version reward cape system to distribute […]

Insecticide Mod (26.2, 1.20.1) – Stop Annoying Console Spam and Fix Cape
1.20.1fabric

Insecticide Mod (26.2, 1.20.1) – Stop Annoying Console Spam and Fix Cape

Insecticide Mod replaces the CICADA library to stop unwanted console messages and visual changes in Minecraft. The mod acts as a drop-in substitute, keeping the backend utilities required by other mods while removing unnecessary clutter. It prevents extra text from filling up your server logs and stops forced texture changes on player capes and elytra. […]

Inzhefop's Core Mod (26.2, 1.20.1) – Library for Some Mods
1.20.1

Inzhefop's Core Mod (26.2, 1.20.1) – Library for Some Mods

Inzhefop's Core Mod adds interconnectivity to Inzhefop's mods. It adds some recipes and will do some background tasks. It is useful to oneshot mobs ore something like these op stuff to test out some things. Supported mods: Avaritia Furnace Ultimate Solar Panels Simple Blocks Artifact: Beyond Quantum Quarry Plus Mechanism Matter Draconic Machinery Extra Utilities […]

Annotated DI Mod (1.20.1) – Run Complex Forge Addons Without Code Conflicts
1.20.1forge

Annotated DI Mod (1.20.1) – Run Complex Forge Addons Without Code Conflicts

Annotated DI Mod wraps Google Guice to bring dependency injection utilities to Forge mods. It lets other mods organize their code cleanly and connect dependencies without complicated setup files. While this library does nothing visible on its own, it helps other mods update faster and run with cleaner backend code. Features: Brings the Google Guice […]

CodeChicken Core Mod (1.7.10) – Run Classic Utility Mods Without Game Crashes
forge

CodeChicken Core Mod (1.7.10) – Run Classic Utility Mods Without Game Crashes

CodeChicken Core Mod supplies shared code and base systems for classic gameplay tools. It works in the background to help separate mods run together without crashing your game. For game versions starting from 1.11, these shared systems merge directly into CodeChickenLib. Features: Supplies common base code needed by older utility and inventory mods. Prevents crashes […]

SL Library Mod (1.21.1, 1.20.1) – Run Custom Data Packs Across Every World
1.21.1neoforge

SL Library Mod (1.21.1, 1.20.1) – Run Custom Data Packs Across Every World

"`json { "title": "SL Library Mod", "subtitle": "Backend Network Sync and Global Data Packs", "content": " SL Library Mod provides backend utilities, packet sync, and global data handling for Minecraft. It handles client-server communication, custom particle effects, and gameplay triggers. The mod also lets you run resource packs and data packs across every single world […]

Iguana Lib Mod (1.21.1, 1.20.1) – Power Custom Camera Views and In-Game Visuals
1.21.1neoforge

Iguana Lib Mod (1.21.1, 1.20.1) – Power Custom Camera Views and In-Game Visuals

Iguana Lib Mod provides core utilities to control player visuals and custom in-game effects. It works in the background to manage player view settings and render special visual elements. Other dependent mods rely on this base library to run their visual features properly without extra setup. Features: Provides utilities to control player visuals and camera […]

ToadLib Mod (26.2, 1.20.1) – Library for Mrtoad's Mods
1.20.1

ToadLib Mod (26.2, 1.20.1) – Library for Mrtoad's Mods

ToadLib Mod is a utility library designed to support all mods created by Mr.Toad. It contains a set of utilities, custom config, abstractions and more. Features: Property utils Integration utils Block And Item utils World-Gen utils Entity Abstractions Entity utils Java utils Custom config And more ToadLib Mod Download Links

Integrated API Mod (26.2, 1.20.1) – Library for CraisinLord's Mods
1.20.1fabric

Integrated API Mod (26.2, 1.20.1) – Library for CraisinLord's Mods

Integrated API Mod is a library mod for the Integrated Structures series by CraisinLord. It puts shared utilities such as structure types and data abstractions into one shared mod. Features: Easy to use cartographer map trades. Expanded structure block limit from 48 to 256. Custom new and improved jigsaw manager. Tons of configuration options added […]

BoxLib Mod (26.2, 1.20.1) – Boost Mod Compatibility With BoxLib
1.20.1fabric

BoxLib Mod (26.2, 1.20.1) – Boost Mod Compatibility With BoxLib

BoxLib Mod is a lightweight utility library mod for Minecraft, designed to assist mod developers by providing a collection of commonly used utilities and functions. This library aims to streamline the development process by reducing redundant code, offering optimized tools and solutions that can be implemented across multiple mods. Features: Config GUI Handler Config file […]

M.R.U Mod (26.2, 1.20.1) – Mineblock's Repeated Utilities
1.20.1fabric

M.R.U Mod (26.2, 1.20.1) – Mineblock's Repeated Utilities

M.R.U Mod (minelib – Mineblock's Repeated Utilities) is a technical mod created by itsmineblock11. It is used in their own mods to streamline and simplify the development of multiple projects by centralizing common code in this library. For regular players, the mod is not useful, but it must be installed alongside another mod that requires […]

Iceberg Library (26.2, 1.20.1) – Make Modding Easier
1.20.1fabric

Iceberg Library (26.2, 1.20.1) – Make Modding Easier

Iceberg Library is a library containing events, helpers, and utilities to make modding easier. Usable on both client and server side. Iceberg Library Download Links

Caelus API (26.2, 1.20.1) – Library for TheIllusiveC4’s Mods
1.20.1

Caelus API (26.2, 1.20.1) – Library for TheIllusiveC4’s Mods

Caelus API is a small utility mod that abstracts the hardcoded vanilla elytra behavior into a more generic elytra flight attribute and exposes this to mod developers seeking to implement elytra flight for their own mods. All modders have to do is call the CaelusAPI.ELYTRA_FLIGHT attribute where applicable. The attribute has a default value of […]

Kotlin for Forge Mod (26.2, 1.20.1) – Unlock More Unique Mods
1.20.1

Kotlin for Forge Mod (26.2, 1.20.1) – Unlock More Unique Mods

Kotlin for Forge Mod provides the tools needed to create other Minecraft mods using the Kotlin programming language. For regular players, this is a library mod, which means another mod you use might require it to work correctly. It bundles all the necessary Kotlin libraries and adds helpful utilities to make mod development easier. Features: […]

MossyLib Mod (26.2, 1.20.1) – Library for LopyTwich's Mods
1.20.1fabric

MossyLib Mod (26.2, 1.20.1) – Library for LopyTwich's Mods

MossyLib Mod is a simple library that has all the common code for LopyTwich's Mods. Features: Special YACL theme for LopyTwich's Mods. Utilities. Ready-made multi-versioned & multi-loadered code. MossyLib Mod Download Links