Minecraft Java 1.20 Mods
Browse 3,388 free mods for Minecraft Java 1.20 — popular picks include SQLib, Controllable Integrations, CraftToolkit.
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SQLib
The easiest way to store data for all your minecraft needs!
Controllable Integrations
Mod Integrations for Controllable
CraftToolkit
Add commands for CraftTweaker and Kubejs
EconomyBridge
A lightweight library plugin to handle multiple various currency and custom item plugins.
Dark Matter [Library]
The invisible force that holds galaxies together
Project Babylon - Materials
This is a CORE for Project Babylon Mods series, adding materials, ores and some custom crafting.
Thermodynamica
thermodynamica is a library mod for adding realistic heat transfer to minecraft.
Creo API
[ARCHIVED] A multi-purpose api for Minecraft mod and datapack development.
UE Addons Part 2
The extension of UE Addons, The second core mod of the modpack "Create:Infinity Mechanism"
Assorted Lib
The library mod that all of the other assorted mods rely on.
Kettle
Kotlin Mod library for Quilt

Annoying API
General purpose API with tons of features
Quest Plague
Adds plaques for FTB quests to Advancement Plaques.
Tebex-Forged
Your well known Tebex(buycraft) plugin that has been mended in the fiery fires of Forge modloader
Toxicity [Architectury]
Acid Rain in Minecraft
BlockProt
Bukkit plugin to protect your chests, furnaces and more with a modern GUI approach.
SeamlessLib
API for all my mods, makes it easier for other developers to implement and add onto my projects
Econ: Market and Commerce
Make your own customizable in-game server shop and multiplayer auction house with Econ, a secure, multiplayer-safe server economy and auction system designed specifically for servers and SMPs with friends
Story Mode Music Discs
Adds music discs from Minecraft: Story Mode into Minecraft: Java Edition!
Saro´s Default Options
Default options for modpacks

LibGuiFoxified
LibGui unofficial NeoForge port. Easier GUIs for NeoForge.
UE Addons
The Core mod of the modpack "Create:Infinity Mechanism"
King's Better Animations
Uses KosmX's Player Animation mod and GeckoLib to add in better animations
Rage Mod
Add "Rage" to entities. Get damage bonus on full rage.
MusicalLib
Small library to make it easy to add new discs to the game.
Velthoric
Adds high-performance physics to Minecraft
GrieferGames CustomBlocks
Customblocks for GrieferGames and Bausucht Citybuild Server
SimpleCloud API Plugin
This Project aims to provide very easy API access for all SimpleCloud APIs
Version't
A powerful java reflection layer and toolchain targeted at multi-version Minecraft Fabric modding
Start Structures
This mods allows you to make structure spawn at world spawn point
what should my library mod be?
This is just another library mod, nothing special.
Jsonate
Jsonate simplifies Minecraft mod configuration with a lightweight JSON API, automating versioning, file handling, and type-safe data access for Forge developers.
Pointblank Projectiles (VPB)
Fixes FirstAid mod and some others by replacing the hitscan with projectiles
Vivecraft Spigot Extension
Adds support for Vivecraft on Spigot/Paper/Folia based servers
Scorched Guns 2 Custom Crafting Recipes
Adds custom crafting recipes to scorched guns for my modpack
Bobo Lib
A library mod for Bobophones mods