Minecraft Java 1.12 Mods
Browse 385 free mods for Minecraft Java 1.12 — popular picks include MariaDB JDBC, Scriptirc, CNPC Gecko Addon CE.
Updated daily

MariaDB JDBC
MariaDB JDBC driver for Fabric/Forge/Spigot
Scriptirc
AI write plugins for Bukkit/Spigot/Paper servers. Just put .java file in the folders to load.
CNPC Gecko Addon CE
Community-maintained CNPC Gecko Addon with extended scripting APIs and multi-animation system.
TimerAPI
An api easily create and coding as simple to timer.
EaglercraftXBackendRPC
Eaglercraft server RPC API plugin for Spigot
Microsoft SQL JDBC
Microsoft SQL JDBC driver for Forge/Fabric/Spigot
SIR
A simple chat plugin that have a lot of functions to customize your server.
Generic Registry
An object-storing type-based modify-on-fly single-end-origin registry.
Linking Through the Ages
A guidebook for Mystcraft.
Iris’s Plushie Mod
Lets you add your own plushies using JSON
Dynamic RP
A Plugin designed to make Dynamic Resource Packs easy
WLIB
Static utility library built for dynamic bukkit plugins
Toml Resources
Addon for Simple Resources which adds support for the toml format for both minecraft and custom-registered resources.
Takion
Takion is a powerful Spigot library for advanced chat, text formatting, and messaging utilities in Minecraft plugins.
Prism Perms
Cross‑platform permissions plugin for Bukkit, BungeeCord, and Velocity. Lightweight YAML storage, simple commands, and rich stats tools (groups/users, ungrouped/missing/list, names cache) with pagination and safe output chunking.
Advanced API
AdvancedAPI provides very simple code, for example, ItemBuilder or SimpleInventory, which can be used to create things faster. ONLY FOR PLUGIN DEVELOPERS
OptiFoundry
Optimize chunks, entities, and ticks
BukkitVersion
Utilities for Minecraft server version info
CaveBiomesAPI
Mod adding custom world height limits and 3D biomes to 1.12.2!
Shuttle
A lightweight open-source addon library for adding extension support to your mods
kAuth
Auth System for Velocity servers
AbilityItemsAPI
An API to make the creation of items with abilities easier for developers
Minecraft Jedis (Redis Driver)
Up-to-date Jedis Redis client wrapped as a universal Forge/Fabric/Bukkit library for plugins like Grim.
Minecraft MongoDB Driver
Up-to-date MongoDB Java sync driver wrapped as a universal Forge/Fabric/Bukkit library for plugins like Grim.
Minecraft PostgreSQL JDBC
Universal jar shipping the PostgreSQL JDBC driver as a Bukkit/Spigot/Paper plugin and Fabric/Forge/NeoForge mod.
YAML Resources
Addon for Simple Resources which adds support for the YAML format for both minecraft and custom-registered resources.
RewardsX
Turn Engagement into Rewards
Cloth Config API Vintage
Prot Cloth Config API 26.1 to 1.12.2
arichat
Adds AI-RolePlay to Minecraft via Headless Automation of Agnai website
Clipper
Clips overflowing button text with scrolling animation like in the new Minecraft versions (>1.13)
FluxBans
FluxBans is a modern minecraft punishments plugin. It has a built in website. It has an appeals system, ban, kick, mute and temp punishments and much more!
CraftTweakerAdditions
This project adds some new extensions to CraftTweaker.
RiftLibrary
RiftLibrary is a fork of GeckoLib, which adds some new features in addition to GeckoLib's already-present features.
Simple Chat Colors
A simple Minecraft plugin that adds color to player chat messages based on their username.
NilKit API
NilKit API provides reusable utilities for mods built around NilLoader, with a particular focus on legacy Minecraft development.
VaultMT
VaultMT is a lightweight, modern API for managing economies on Minecraft servers (Paper/Folia), built upon a flexible provider architecture.