Minecraft Java 1.21 Mods
Browse 22,022 free mods for Minecraft Java 1.21 — popular picks include Create: Restone (link) Funktions and Colored Pixels, Deepcraft, XMobGeneration.
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Create: Restone (link) Funktions and Colored Pixels
RedstF extends Create with new Redstone Link mechanics: programmable functions, more frequencies, and RGB displays.
Deepcraft
A hardcore Minecraft mod with new ore, weapons, bosses, mobs, a unique dimension, haunting music, and forgotten secrets waiting to be uncovered.
XMobGeneration
A powerful Spigot plugin for managing custom spawn areas with WorldEdit integration and GUI Support, Limit of 45 areas
Herobrine Mode
Play as Herobrine and explore a cursed world

Create Big Cannons: Security Breach
Breach SecurityCraft reinforced bases with Create Big Cannons!
Item Compare
A comparison tool that lets you compare item stats and enchantments side-by-side with visual +/- indicators, including support for Hypixel Skyblock. Simply hover over items and press M to instantly see which gear upgrades are actually better.

Locator Bar Options
Adds a menu to view and change player locator bar settings. Clientside not required.
Stillagers
A datapack which helps with villager lag in trading halls.
Tectonic Layers
Stacks Nether and End layers inside the Overworld, with native layered terrain, biomes, fog, lighting, portals, and dragon support.
Passive Health Regen
Adds passive health regeneration with a frankly concerning amount of configurability.
Fix-level
Clean, readable enchantment levels. Replaces Roman numerals with clear numbers, even at extreme levels

MatchboxPlugin
Matchbox is a social deduction game where 7 players work together to identify and eliminate the impostor (Spark) before it's too late. Every player looks identical, and the Spark must eliminate others without being caught.
JustFly
A simple and elegant flying mod for Minecraft 1.21.4 and higher with NeoForge that allows players to fly like in Creative Mode with fall damage protection.
Sepd_Kits
A Better Kits Plugin For Your Server
Auto-Ignite
Auto Ignite is a mod that automatically ignites TNT and Creepers. Especially useful for practicing the Creeper PVP gamemode.
Illagers Attack Babies
Illagers now attack baby villagers. Because why not.
Smart Moving Reforged
Enriches character movement with climbing, crawling, sliding, head jumps and more.
DC's Simple Occultism
A variety of items and rituals with an occult theme, as well as vampirism mechanics and several new weapons and armors.
Lost Cursor Fix
Fixes Minecraft's inconsistent inventory cursor position by automatically centering the mouse whenever an inventory screen is opened.
Create: Factory Logistics - Re-Packager Fix
Fixes the Re-Packager to output Composite Packages.

Custom Player Heads
Allows players to get custom heads in Vanilla survival without OP!
Nuclear Craft UPdated
A modern port of NuclearCraft for 1.21 featuring advanced nuclear reactors, realistic fuel processing, and complex radiation mechanics for high-tech gameplay.
Pet Horse
Personal horse companion for each player with customization and progression
PG's Easy Mending
Allows the Mending enchantment to appear naturally in the enchanting table like other enchantments.
Leads on Villagers
Use leads to move Villagers!
OptCraft
OptCraft provides ultimate control over your Minecraft performance!
Third Person Control
utils datapack to Control Entities in Third Person, with WASD, Jump and Sneak controls!
Zoooom
Configurable zoom for Minecraft
Duch-ArmorHUD
A Fabric HUD mod that displays your armor and item durability with item counts directly on screen.
GhostReplay
GhostReplay is a client-side macro recorder for Minecraft. It records your exact keyboard and mouse inputs and replays them later with high precision.
mcs_permissions
Server Essentials, but for vanilla minecraft made in datapack format.
Scoreboard Health Indicators
Displays scoreboard-based health values as clean, visible health bars above players and entities, even when internal health is hidden.

Home Point
A simple server-side mod that adds a convenient /home system with cross-dimension teleportation and autocomplete. No client installation required!
SOULS PLUGIN (Discountinued)
Plugin that adds to your smp new mechanic of souls souls to server !
Combat Numbers
See how much damage you deal, with style! Different indicators for different damage types.
All Roads Lead to Rome (Starter Kit)
This pack offers new players a basic starter kit with a map leading them to the nearest village.