Forge Mods for Minecraft Java
Browse 3,640 free Forge mods for Minecraft Java — popular picks include Riftx's Lib, KopperLib, Alexy's Radiation Lib.
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Riftx's Lib
A modding library for Minecraft Forge 1.20.1. Features: Physics API (gravity, collision), Error Popup API (custom messages), Animation API (scaling, modifiers), Model Import API (OBJ, FBX, GLTF with bone support). Perfect for mod developers.
KopperLib
A library for Kopper mods - Compatibilities
Alexy's Radiation Lib
A powerful and fully featured mod that adds a configurable radiation system!
GroovyStages
This is a mod provides GroovyScript extenders for working with GameStages. It allows pack makers to add/remove/check stages on players more intuitively.

No Damage Indicator
Completely removes the vanilla damage indicator and the lag caused by it.

Thaumic Dabblery
Small mod that extends ModTweaker Thaumcraft 4 compat and more.
Farseek Mod 1.12.2, 1.11.2 (Library for delvr's Mods) (26.2, 1.12.2)
Farseek Mod 1.12.2, 1.11.2 is a Scala API for Minecraft, used by the Streams and Repose mods. Farseek Mod 1.12.2, 1.11.2 Download Links
MMD OreSpawn Library (26.2, 1.21.1) – Customizable Spawning of Ores
MMD OreSpawn Library is a library mod that provides better control over the spawning of ores in Minecraft. How it works: Ore Spawn parses all of the .json files found in orespawn and adds ore generators to the game based on those files. The JSON structure looks like this: [ { "dimension": -1, "ores": [ […]
WaterMedia Mod (26.2, 1.20.1) – Multimedia API
WaterMedia Mod is a Library and API providing multimedia support using VLC native libraries for mods like VideoPlayer or WaterFrames. Designed to be used in modded envyroments of Minecraft like Forge or Fabric but can be used outside it. This mod provides an extra abstraction layer over VLCJ MediaPlayers making more easier manage your media, […]
TCR Core Mod (1.20.1) – Library for The Casket of Reveries Modpack
TCR Core Mod is the main mod of the The Casket of Reveries modpack. It is required for the modpack to work properly. This mod focuses on fixing issues, improving compatibility between mods, and adding important custom content to enhance gameplay. Features: Bug fixes and cross-mod compatibility improvements Custom main city and a unique overworld […]
VzlingLib Mod (1.20.1) – Library for Vzling's Mods
VzlingLib Mod is a library mod that provides tools and templates for creating advanced creatures, animations, and visual effects. It allows mod developers to use Bedrock-style models and animations while also providing systems for bosses, skills, and animated items. Features: Animation Support Supports Bedrock animation formats for models and items. Uses animation files such as […]
Immersive Furniture Mod (1.21.1, 1.20.1) – Custom In-Game Furniture Creator
Immersive Furniture Mod is a decoration mod that allows players to create and use custom furniture directly inside Minecraft. Instead of installing many different furniture mods, you can design your own objects or download ready-made furniture from the online library. The mod includes a large online library with thousands of community-made furniture pieces that can […]
KuroLIB Mod (1.20.1) – Library for Kuro Modding's Mods
KuroLIB Mod is a lightweight library mod for The Box of Horrors and SCP: Overtime. It does not add new gameplay by itself. Instead, it provides essential systems and support that these mods rely on. Features: Visual Effects Custom particle effects Lighting and animations for entities Sound Triggers Special sounds for events and entities Environmental […]
IXApi Mod (1.20.1) – Library for Player__IX's Mods
IXApi Mod is a library mod for Minecraft designed to support other mods. It mainly provides useful interfaces, utilities, and helper systems for developers. This mod does not add major gameplay features by itself. Features: Provide shared interfaces for mod development Offer utility functions that simplify coding Serve as a dependency library for compatible mods […]
Shaolib Mod (1.20.1) – Library for Shao's Mods
Shaolib Mod (Shao's Projectile Lib) is a performance-focused library mod that improves how projectiles are calculated and handled in Minecraft. It introduces a lightweight framework designed to reduce lag, optimize physics calculations, and support large numbers of fast-moving projectiles. This library must be installed on both client and server for multiplayer. Features: Optimized Projectile System […]
XaeroLib Mod (1.18.2, 1.12.2) – Library for Xaero's Minimap and World Map
XaeroLib Mod is a small required library mod used by Xaero's Minimap and Xaero's World Map. It contains shared code that both mods rely on to function properly. XaeroLib Mod Download Links For Minecraft 1.18.2 Forge version: Download from Server 1 – Download from Server 2 For Minecraft 1.16.5 Forge version: Download from Server 1 […]
AlmirionCore Mod (1.20.1, 1.12.2) – Library for Almirion's Mods
AlmirionCore Mod is a lightweight core dependency library used by several Minecraft mods created by Almirion. It does not add gameplay content on its own and works in the background to support other mods. Features: Shared Backend Systems Provides common backend logic used by multiple mods. Reduces duplicated code across projects. Initialization Framework Handles shared […]
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 […]
Suggestion Tweaker Mod (26.1, 1.20.1) – A Client And Server Mod
Suggestion Tweaker Mod is a utility mod that enhances the way suggestions are filtered and sorted when writing commands. It works on both client-side and server-side, making it versatile for different setups. This mod is useful for players who frequently use commands and want a more efficient and user-friendly experience. Features: Better sorting and filtering […]
Focal Engine Universal Mod (1.20.4, 1.20.1) – Rendering Foundations For Continuum Shader Packs
Focal Engine Universal Mod is Continuum Graphics’ shader mod framework that sits underneath their Focal-enabled shader packs. Instead of acting like a standalone “pack,” it functions as the runtime that enables Continuum’s shaders to load, run, and stay updated, with an in-game panel that ties into a Continuum account for downloading supported releases. On the […]
Turtleboi's Core Library Mod (1.20.1, 1.19.2) – Core Dependencies And Combat Utilities
Turtleboi's Core Library Mod provides shared libraries, APIs, and asset management systems for other Turtleboi-developed mods. It functions primarily as a backend dependency. In addition to framework utilities, it introduces a mod targeting and lock-on system, along with several status effects and early-stage player systems. Features: Core dependency for Turtleboi’s mods Provides shared libraries and […]
Almost Unify Everything Mod (1.20.1, 1.20) – Drop-Level Integration
Almost Unify Everything Mod focuses exclusively on drop behavior and does not introduce new items or gameplay systems. It operates alongside Almost Unified and requires it to function correctly. Features: Applies Almost Unified logic to block drops Ensures unified variants are dropped instead of duplicates Works as an addon dependency to Almost Unified Provides manual […]
EpicFight Nightfall Mod (1.20.1, 1.20) – Advanced Animations And Weapons
EpicFight Nightfall Mod expands the animation framework and introduces a lot of crafted weapons, each with its own unique combat mechanics and handling style. With hundreds of hand‑drawn animations, camera effects, and shader support, this mod elevates the player experience to a new level of polish and realism. Features: Smooth, detailed combat animations created from […]
Epic Fight Avalon Mod (1.21.1, 1.20.1) – Unlock Custom Combat Animations
Epic Fight Avalon Mod expands the Epic Fight mod with a shared library of code. It holds common animation files together so other addons do not need to repeat the same work. This addon brings a fresh way to load frame-by-frame attack animations. It also packs in special tools to check for damage on multiple […]
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 […]
Haybale Mod (1.21.8, 1.20.1) – Registration, Networking, And Platform Services
Haybale Mod is a multiloader library mod designed to provide shared systems used across the author’s other Minecraft mods. Features: Designed specifically for multiloader mod development Annotation-based registration for entities, items, particles, and sounds Built-in packet system for networking Entity capability system support Platform-sided services such as server scheduling utilities Haybale Mod Download Links For […]
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 […]
Formations Mod (1.21.11, 1.20.1) – Structure Library
Formations Mod for Minecraft that adds additional features to datapacks for generating structures. It provides a powerful API for creating custom structures and allows for more flexibility and control over structure generation. Formation is a powerful tool for modders who want to create custom structures and biomes in Minecraft. It is also a great mod […]
Re-Dimension Stages Mod (1.20.1, 1.20) – Dimension Access Gating Via Game Stages
Re-Dimension Stages Mod is an unofficial higher-version continuation of Dimension Stages that restricts dimension access based on Game Stages. Configuration is handled through CraftTweaker scripts, allowing stage requirements to be assigned per dimension and optional custom messages to be shown when a player is denied entry. Features: Unofficial continuation of Dimension Stages for newer Minecraft […]
Croak Lib Mod (1.20.6, 1.20.1) – Required for New Swamp and Frog Mods
Croak Lib Mod provides shared code for other mods in the CroakAndRoll collection to use. On its own, this mod does not add any new blocks, items, or mobs to your game. You only need to install it if another mod requires it to work properly. Features: Acts as a required library, allowing a specific […]
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 […]
TSFlareons Item Core Mod (1.21.8, 1.21.1) – Play Datapacks with Custom Items
TSFlareons Item Core Mod adds custom items that are required by certain datapacks. It acts as a core library because datapacks alone cannot add new items to the game. You will not find these items in survival mode unless you are also using the datapack they were made for. For example, this mod is necessary […]
TaCZ-Labs Mod (1.20.1, 1.20) – Advanced Sight Customization
TaCZ-Labs Mod adds PUBG-inspired collimator sights with smooth animations and per-weapon customization. It introduces adjustable colors, behavior modes, and configuration support via Cloth Config. Features: PUBG-style collimator sights with smooth animated dynamics. Per-gun collimator selection and customization. ARGB color palette with options for dynamic, static, or disabled reticles. Screenshots: TaCZ-Labs Mod Download Links For Minecraft […]
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 […]
Brandon's Core (1.21.1, 1.20.1) – Power Up Your Modded Game
Brandon's Core is the core mod that will be used by most of brandon3055's mods. It provides base ASM functionality and contains common classes. Features: Acts as a required library for other mods like Draconic Evolution to function. Contains a collection of common code and classes that other mods can share. Provides base classes for […]
Industrial Foregoing Tweaker Mod (1.20.1, 1.19.2) – Scriptable Automation
Industrial Foregoing Tweaker Mod is a addon that integrates CraftTweaker support into Industrial Foregoing, allowing full customization of the mod’s recipes and machine processing through scripts. Features: Adds CraftTweaker compatibility for Industrial Foregoing. Allows editing, adding, or removing machine recipes and processing logic. Enables fine-grained customization of automation systems via scripts. Screenshots: Industrial Foregoing Tweaker […]