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Minecraft Java 1.20 Mods

Browse 428 free mods for Minecraft Java 1.20 — popular picks include SebastrnLib Mod (1.20.1, 1.19.2) – Library for Sebastrn's Mods, Tslat Effects Lib Mod (1.21.5, 1.20.1) – Advanced Effect Handling, Mysterious Mountain Lib (1.21.1, 1.20.1) – Library for Syameimaru Zheng's Mods.

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SebastrnLib Mod (1.20.1, 1.19.2) – Library for Sebastrn's Mods
1.20.1forge

SebastrnLib Mod (1.20.1, 1.19.2) – Library for Sebastrn's Mods

SebastrnLib Mod is a common lib project for all Sebastrn's mods. This mod adds a guidebook (built with Patchouli) so players can have some help to get started. SebastrnLib Mod Download Links For Minecraft 1.20.1, 1.20 Forge version: Download from Server 1 – Download from Server 2 For Minecraft 1.19.3 Forge version: Download from Server […]

Tslat Effects Lib Mod (1.21.5, 1.20.1) – Advanced Effect Handling
1.21.5forge

Tslat Effects Lib Mod (1.21.5, 1.20.1) – Advanced Effect Handling

Tslat Effects Lib Mod is a library mod that provides shared code and effect-handling systems for other mods, particularly those requiring advanced particle effects, visual rendering, and status effects. It’s designed as a backend dependency, not meant for standalone use, and is commonly used by mods in the Tslat ecosystem. Features: Adds support for custom […]

Mysterious Mountain Lib (1.21.1, 1.20.1) – Library for Syameimaru Zheng's Mods
1.21.1neoforge

Mysterious Mountain Lib (1.21.1, 1.20.1) – Library for Syameimaru Zheng's Mods

Mysterious Mountain Lib is a library for the mods in MMF group, it's a efficient tool for the coder who want to jump-start into the world of modding. The API accommodates a plethora of features ranging from meta-hacked items to Item and Block Models. Feel free to utilize the API as much as you want, […]

GottschCore (1.21.1, 1.20.1) – The Key to Dungeon Quests
1.21.1neoforge

GottschCore (1.21.1, 1.20.1) – The Key to Dungeon Quests

GottschCore is a new base library (API) that is used in all of gottsch's mods. This is a replacement of ModUtilsAPI. Features: Acts as a shared code library (API) that other mods need to work. Replaces the older ModUtilsAPI with a new base. Allows mods like Treasure2!, Legacy Vault, and Dungeon Denizens to run in […]

Eternal Attributes Mod (1.20.1) – Provides Shared Attribute Definitions for Other Mods
1.20.1fabric

Eternal Attributes Mod (1.20.1) – Provides Shared Attribute Definitions for Other Mods

Eternal Attributes Mod establishes shared attribute systems for multiple independent mods. It serves as a dependency for mods like Eldritch End, Death Knights, and Prominence II RPG, ensuring consistent attribute behavior across them. It incorporates the concepts of Eternal and Primordial powers as modifiable attributes. Features: Provides shared attribute definitions for other mods. Based on […]

Majrusz Library (1.20.2, 1.20.1) – Library for Majrusz's Mods
1.20.2forge

Majrusz Library (1.20.2, 1.20.1) – Library for Majrusz's Mods

Majrusz Library is a Minecraft modification that shares common code for some of Majrusz's modifications. This library is required for: Majrusz's Enchantments Mod, Majrusz's Progressive Difficulty Mod, and Majrusz's Accessories Mod. Majrusz Library Download Links For Minecraft 1.20.2 Forge version: Download from Server 1 – Download from Server 2 Fabric version: Download from Server 1 […]

Titanium Library (1.21.1, 1.20.1) – Library for HRZNStudio's Mods
1.21.1neoforge

Titanium Library (1.21.1, 1.20.1) – Library for HRZNStudio's Mods

Titanium Library is a library mod which adds shared common code that all horizon mods use. This mod provides nothing of value without another mod activating it or using it. Titanium Library Download Links For Minecraft 1.21.1, 1.21 NeoForge version: Download from Server 1 – Download from Server 2 For Minecraft 1.20.1, 1.20 Forge version: […]

Mantle Mod (1.20.1, 1.19.2) – The Key to Other Big Mods
1.20.1forge

Mantle Mod (1.20.1, 1.19.2) – The Key to Other Big Mods

Mantle Mod is a tool that contains common code for mod development in Forge. This tool provides code and functionalities that can be used by mod creators to save time in developing Minecraft modifications. From the players' perspective, it is a tool that does not contribute anything on its own. However, it may be a […]

HammerLib Mod (1.21.4, 1.20.1) – The Shared Code That Powers Your Modpack
1.21.4neoforge

HammerLib Mod (1.21.4, 1.20.1) – The Shared Code That Powers Your Modpack

HammerLib Mod provides a collection of useful tools and code that other mods need to work. It acts as a shared library, making it easier for modders to create new content and features for Minecraft. By handling many common tasks, this mod helps other mods run smoothly and work together. Features: Helps modders register new […]

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 […]

BCG SMP Core Mod (1.20.1) – Library for BigChadGuys's Modpacks
1.20.1fabric

BCG SMP Core Mod (1.20.1) – Library for BigChadGuys's Modpacks

BCG SMP Core Mod is a core mod for the BigChadGuys SMP modpack in Minecraft. It includes useful items and miscellaneous additions specifically designed for the SMP (Survival Multiplayer) server. At the moment the mod only adds the Joe Coin currency to be used with the modpack's quest system. Requires: Fabric Loader Fabric API BCG […]

More RPG Library Mod (1.21.1, 1.20.1) – Library for the More RPG Classes
1.21.1fabric

More RPG Library Mod (1.21.1, 1.20.1) – Library for the More RPG Classes

More RPG Library Mod is a library add-on for the Spell Engine Mod that expands its functionality with new content and Features. Features: On its own this Mod does not add spells, you need to install the class mods you want to add spells to your game This mod is used mainly as a library […]

Marbled's API Mod (1.20.1, 1.19.2) – Library for MarbledNull's Mods
1.20.1forge

Marbled's API Mod (1.20.1, 1.19.2) – Library for MarbledNull's Mods

Marbled's API Mod is a library mod created by MarbledNull. It was designed to share common code and materials, such as Steel, across multiple mods developed by MarbledNull, making it easier to develop and maintain these mods. Some of the mods that utilized Marbled's API include Marbled's Arsenal and Marbled's Villager Hats. Features: Raw Steel […]

Lodestone Mod (1.21.3, 1.20.1) – Library for Lodestar Team's Projects
1.21.3neoforge

Lodestone Mod (1.21.3, 1.20.1) – Library for Lodestar Team's Projects

Lodestone Mod is a library used by all mods under the Lodestar team, containing important backend code mostly used for rendering. Features: A lot of shaders Various helper classes & utilities. A simple screenshake implementation. Some commonly used attributes in Lodestar Team's mods. A system allowing for custom fire effects applied to entities. A particle […]

Knight Lib Mod (1.21.1, 1.20.1) – Expand Your Modding Toolkit
1.21.1forge

Knight Lib Mod (1.21.1, 1.20.1) – Expand Your Modding Toolkit

Knight Lib Mod is a code library that serves as a shared foundation for mods developed by its creator. This library mod introduces a key feature, the "Great Chalice" block, along with several utility functions that simplify adding common elements to custom mods. Features: Adds the "Great Chalice" block Provides utilities for mod development Designed […]

Renderer Fabric (1.21.1, 1.20.1) – Rendering Library for Modern Fabric
1.21.1fabric

Renderer Fabric (1.21.1, 1.20.1) – Rendering Library for Modern Fabric

Renderer Fabric is part of the Fabric API, which is a lightweight and modular API designed for Minecraft mods. It provides common hooks and intercompatibility measures for mods using the Fabric toolchain. The Renderer Fabric Mod specifically deals with advanced rendering effects and optimizations, making it compatible with various optimization mods and graphics overhaul mods. […]

Momentariy Modder' Applications Mod (1.21.1, 1.20.1) – The Heartbeat Of Momentariy Modding
1.21.1neoforge

Momentariy Modder' Applications Mod (1.21.1, 1.20.1) – The Heartbeat Of Momentariy Modding

Momentariy Modder' Applications Mod stands as the foundational core for the suite of Momentariy mods. This essential mod serves as the backbone, providing the necessary framework and functionalities to support the entire Momentariy series. As the central component, it likely lays the groundwork for shared features, mechanics, and interactions that are common across all Momentariy […]

CoolCatLib Mod (1.21.1, 1.20.1) – Essential Library
1.21.1fabric

CoolCatLib Mod (1.21.1, 1.20.1) – Essential Library

CoolCatLib Mod is a utility library mod for Minecraft, specifically designed to help other mods with essential features and shared functionalities. It provides developers with a set of tools that can be easily integrated into various projects, saving time and improving mod compatibility. Features: Shared Utilities: Offers common tools and functions to simplify mod development. […]

Quest Icons Mod (1.21.1, 1.20.1) – Quest Items for You to Use in Your Pack
1.21.1fabric

Quest Icons Mod (1.21.1, 1.20.1) – Quest Items for You to Use in Your Pack

Quest Icons Mod adds icons that modpack creators or players can use for quests, rewards, and interfaces related to missions (Quest book / Quest UI). Features: If you right click with the Treasure Chest in hand you will receive a random item from the game. Compatible with any mod. Screenshots: Requires: Fabric Modloader Fabric API […]

Celestial Core Mod (1.20.1) – Foundational Library Mod for Celestial Mods
1.20.1forge

Celestial Core Mod (1.20.1) – Foundational Library Mod for Celestial Mods

Celestial Core Mod is the essential library mod that lays the foundation for Celestial mods by introducing common materials, potion effects, and attributes. With the integration of L2Library, Celestial Core enhances your Minecraft experience with a range of new features. Immerse yourself in the world of potions, as Celestial Core introduces three powerful concoctions: the […]

LazuLib Mod (1.20.1, 1.19.4) – Library for Endor8's Mods
1.20.1forge

LazuLib Mod (1.20.1, 1.19.4) – Library for Endor8's Mods

LazuLib Mod is modding library containing common utils for Endor8's mods. Features: Math expression parser and highlighter supporting custom variables and functions. Useful for JSON reload listeners to declare custom datapack formats to extend your mods with dynamic expressions that can be rendered in-game and evaluated with arguments. Failure tolerant reflection utils, including soft field/method/constructor […]

Chroma High School Map (26.2, 1.20.1) – Modern Marvel of Education
1.20.1

Chroma High School Map (26.2, 1.20.1) – Modern Marvel of Education

Chroma High School Map is a creation map designed by Ditchy87. Explore Chroma High School, a meticulously crafted campus designed to redefine modern educational environments. Featuring essential structures like the Main High School building, Gymnasium, Classroom/Library building, and Cafeteria, this ambitious project offers a vibrant setting for immersive role-playing and exploration. Beyond the main buildings […]

ValkyrieLib (1.20.1, 1.19.2) – Library for ValkyrieofNight's Mods
1.20.1forge

ValkyrieLib (1.20.1, 1.19.2) – Library for ValkyrieofNight's Mods

ValkyrieLib is a library of common code for all of ValkyrieofNight's Mods. Ex: Simple Generators mod and Environmental Tech mod. ValkyrieLib Download Links For Minecraft 1.20.2, 1.20.1, 1.20 Forge/NeoForge version: Download from Server 1 – Download from Server 2 For Minecraft 1.19.4 Forge version: Download from Server 1 – Download from Server 2 Fabric version: […]

Seleni Mod (1.20.1, 1.19.4) – Empowering Modders and Datapack Creators
1.20.1fabric

Seleni Mod (1.20.1, 1.19.4) – Empowering Modders and Datapack Creators

Seleni Mod is a powerful library mod and essential addon for the Origins Mod. Seleni mod serves as the cornerstone for expanding your Minecraft experience, offering a plethora of power types and entity actions that can be seamlessly integrated into other mods and datapacks. While it may not directly introduce new content, its true strength […]

Shadowizard Mod (1.20.1, 1.19.2) – The Code-Sharing Library Mod
1.20.1forge

Shadowizard Mod (1.20.1, 1.19.2) – The Code-Sharing Library Mod

This mod serves as a Library mod, devoid of any additional content or alterations to gameplay. Its installation is only necessary if another mod relies on its code to function properly. The purpose of this mod is to simplify the process of creating mods that share common code. Instead of repeatedly writing the same lines […]

corrupted_library.dat Map (26.2, 1.20.1) for Minecraft
1.20.1

corrupted_library.dat Map (26.2, 1.20.1) for Minecraft

corrupted_library.dat is a maze map created by DeuxiemeCarlin. Welcome to Biblioterra, a library of majestic proportions! At least, what's left of it? It would be a great adventure map, with mazes of all sorts carved from the halls and alleyways of this library, a quest with many unique characters and plot! See, a virus got […]

F
1.20.1fabric

Faelib APIs

Compilation of common code shared between my mods

639downloads
A
1.20.1forge

Another Armor Custom Model Data

Another Armor Custom Model Data (in short, AACMD), a mod which adds CustomModelData support to vanilla-like armor items.

210downloads
M
1.20.1fabric

Mykel's Lib

A common dependencies for my fabric mods; a library.

75downloads
Rad Radiation
1.20.1forge

Rad Radiation

Radiation mod adds datapack driven radiation for more complex modpacks

575kdownloads
Seleni
1.20.1fabric

Seleni

Library mod which adds more features to the origins mod.

258kdownloads
BetterNPCs
1.20.1forge

BetterNPCs

Better NPCs!

68kdownloads
Jobs
1.20.1forge

Jobs

A mod that adds a completely customizable jobs system to Minecraft

41kdownloads
Diversity: Assets Pack (Origins)
1.20.1forge

Diversity: Assets Pack (Origins)

Assets pack for Diversity: Origins of the Northern Catlan mod

37kdownloads
Convert DragN's Livestock Overhaul Horses to SWEM (Star Worm Equestrian)
1.18.2

Convert DragN's Livestock Overhaul Horses to SWEM (Star Worm Equestrian)

A lightweight unofficial datapack that automatically replaces DragN's Livestock Overhau horses with SWEM horses — no command blocks required. Runs every tick to ensure full immersion when using the Star Worm Equestrian Mod (SWEM).

26kdownloads
Found Footage (Fanmade)
1.20.1fabric

Found Footage (Fanmade)

Fanmade pack featuring the Found Footage mod (Backrooms-inspired), Simple Voice Chat, GeckoLib, and Fabric API. Built for immersive, analog horror vibes. All credit goes to the original mod creators—this is an unofficial project.

16kdownloads