Minecraft Java 1.21 Mods
Browse 21,970 free mods for Minecraft Java 1.21 — popular picks include ChunkyFast, Tiled, Copycats: Weight Tweak.
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ChunkyFast
ChunkyFast is a high-performance chunk pregenerator for Paper 1.21.x. It provides a clean, predictable workflow for pregenerating terrain, supports running multiple world jobs in parallel, and includes built-in scheduling and load control.
Tiled
Adds customizable and craftable Tile Blocks!
Copycats: Weight Tweak
Instantly balances copycat block mass with a realistic default configuration for stable Create: Aeronautics/Sable physics. Fully customizable via an in-game menu or JSON configs.
Hanging Ladders
Allows ladders to hang and stand on blocks
Realistic Fishing
Reel in live fish!
TreasureChests
Create chests with custom loot and refill timers.
Bending Poses (Elementals Addon)
Bending Poses is an addon for the Elementals mod that adds custom poses when casting.
Double Doors Server
A Bukkit/Spigot plugin that opens mirrored double doors together, with low-latency syncing and optional compatibility handling for common server stacks.
Targettier
Visualizes projectile trajectories and hitboxes with customizable settings.
Minecraft Dungeons Stuff
This mod brings different stuff from Minecraft Dungeons to Minecraft.
![[SNC ADDON] Shifter Form](https://pub-2ae937f770284535a96c3330f91236aa.r2.dev/thumb/modrinth/139435.webp)
[SNC ADDON] Shifter Form
Takes advantage of Minecraft's dialog mechanic to change your titan shifter form.
Hyper! ඞ
Cursed and complicated tech 'n' magic mod.
10 Second TNT
A datapack that spawns TNT on top of you every 10 seconds.
Various World
Across world and its beauty!
oSzoukaua's: No loss XP
Drop all of your XP when you die and go recover it all!
Hardcore Events
This plugin enables death-banning for a certain amount of time, set by the plugin config.
![AntiRedstone| Advanced Redstone Lag Prevention [1.18 - 1.21.4]](https://pub-2ae937f770284535a96c3330f91236aa.r2.dev/thumb/modrinth/149097.webp)
AntiRedstone| Advanced Redstone Lag Prevention [1.18 - 1.21.4]
A performance-friendly plugin that blocks all redstone activity on your server and reports coordinates of redstone spam attempts.
Create: Trackbound
A create mod that limits how far you can leave your train before being teleported back, paired with Railways Untold makes a great new way of survival.
More Trapdoors!
This datapack improves trapdoor crafting by making each recipe yield 6 trapdoors instead of 2. Now you get more value from your wood, making it easier to build and decorate!
PeacefulZCrystals
Fork of HuliZCrystals, aimed to Peaceful worlds/servers
More Tool Trim DP
Datapack that adds several new material for tool customisation in the Tool Trim DP
CustomCooldownsPlus
Minecraft Plugin that implements fully customised cooldowns for any material / item
SkillsMod
A mod that adds upgradeable skills.
The Sweetland
This mod adds a new explorable dimension to the game, The Sweetland, a world where almost everything is made out of candy.
B's KnockOnDoor
A simple plugin for roleplay. With this, you can knock on your friends' doors.
Landfall Essentials
A mod to provide our server custom administrative and QoL functionality!
Cobblemon Shuffled
Aims to fairly rebalance older and weaker Pokémon to either fit a stronger competitive niche better or for better usability in casual battles.
![Blood Spatter Analyst [BETA]](https://pub-2ae937f770284535a96c3330f91236aa.r2.dev/thumb/modrinth/273610.webp)
Blood Spatter Analyst [BETA]
A melee weapons pack based off the popular Dexter Novels by Jeff Lindsay and the Dexter TV Series by Showtime.
Magical Login/Register Skript
Welcome your players in style! This lightweight Skript shows a centered welcome message and guides new players to register and returning players to log in.
Totem Expansion (Fabric)
A fabric port of Lemonszz's original 1.12 forge mod, which adds a variety of new totems and mechanics
LivesSMP
LivesSMP, a plugin where players start with a limited number of lives. Each death reduces their lives, and losing them all results in a ban until revived by another player using a custom-crafted Revive Crystal.
Bedrock Elytra
Allows you to stop in midair while using an elytra just like in Bedrock Edition.
I Died, My Xp Didn't (IDMXD)
Players drop every bit of xp they had. Xp that players drop is undespawnable.
Better Call Fishing
New fishing system.
Challenge Pack
Challenge yourself and beat the game with different challenges! Or just play for fun if hardcore is not enough! This is my first datapack!
Flatuence Update
Players and Mobs now have the ability to pass gas.