Mods for Minecraft Java
Browse 9,138 free mods for Minecraft Java — popular picks include The Schematic Index, Krysztal's Language Scala, CommandBridge.
Step by step: How to install Minecraft Java mods & modpacks
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The Schematic Index
An in-game catalogue of community schematics for Litematica: browse, filter by category, and download straight into your schematics folder.

Krysztal's Language Scala
A fork of fabric-language-scala, but support the newest version of Scala3
CommandBridge
Connect all your servers together and bridge commands across your entire Minecraft network.
Falling Trees Physics
Lets trees fall when you fell them using a physics library (Sable)
Middle-Earth Additions: Factions
A powerful addon for the Middle-Earth mod that provides seamless integration with PlaceholderAPI
GrieferGames CustomBlocks
Customblocks for GrieferGames and Bausucht Citybuild Server
Hyper Client
Hyper Client is A Utility Client Mod made for Hyper launcher v3, to add more functionality to minecraft
Start Structures
This mods allows you to make structure spawn at world spawn point
Modder Name Lib
Yeah, another one of these. Shared code for quat's Season 2 mods.
Proxy Protocol Support
Proxy Protocol support for Fabric servers

Triggers
A modular Forge-style event API for triggers!
scafall
Simple wrappers for Minecraft classes that make it easier to develop cross-platform APIs, as well as extra tools to help with cross-platform plugin and mod development.
Jsonate
Jsonate simplifies Minecraft mod configuration with a lightweight JSON API, automating versioning, file handling, and type-safe data access for Forge developers.

Spark Core
A lib mod with rigid body physics, bedrock version of animation loader, state machine and other useful content.
Auto Config API (Fabric)
Annotation based API for mod configs, with Cloth Config GUI integration.
Burning Block
The mod that makes fire mechanics more believable!
ChaoticKarma
A mod that implements a karma system.
WA-CodeChickenCore
CodeChickenCore without the broken update check.
Pointblank Projectiles (VPB)
Fixes FirstAid mod and some others by replacing the hitscan with projectiles
EaseonSS - Core
A server-side core that serves as the shared foundation for all Easeon server modules.
Grimoire API
General-purpose Mixin loader framework, which allows to properly implement mixins on 1.7.10/1.12.2 versions of Minecraft.
Lootify
Custom loot drops! Library that allows you to add to existing loot pools via creation of standard MC loot tables representing the added drops.
FOV Tweaker
Tweaks the FOV accurately and precisely under most circumstances.
Scorched Guns 2 Custom Crafting Recipes
Adds custom crafting recipes to scorched guns for my modpack
Burning Block TFC
TFC compat for the mod that makes fire mechanics more believable!

Fabric Key Binding API for 1.14.2
Ports the fabric-key-binding-api-v1 to 1.14.2 as it is missing in that version of the Fabric API.
NarrativeCraft
Create narrative games inside Minecraft. No coding, no game engine, only text and logic.
Bobo Lib
A library mod for Bobophones mods
JJC Library
A core API and library mod for extending JujutsuCraft with custom cursed techniques, domains, and mob systems.
EGO & EGO
This is lobotomy corporation , library of ruina and limbus company mod.
Mana Attributes
A small API that adds a mana system controlled by entity attributes.
Panorama Tweaker
A mod that allows for customization of the main menu panorama.
Fractal
Library for item subgroups for the creative menu
Confetti Lib
Adds confetti particles to the game, which can be used by other mods
Mowzie's Mobs definitive [Mutant Monsters Compat]
This is a mod for a modpack called Mowzie's Mobs that will add compatibility for Mutant Monsters. It will include changing the mutant zombie model to geckolib, making it easy to modify the animations and model with Kube.js or resource packs.
Quark Zeta Fixin
Fixes a race condition in Zeta, the library for Quark, that occurs when too many addons are installed