Minecraft Java 1.21 Mods
Browse 8,214 free mods for Minecraft Java 1.21 — popular picks include Super Little Create Modpack (SLCM), Forests - Vanilla Expanded, Ropun.
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Super Little Create Modpack (SLCM)
Dive into an immersive Minecraft adventure focused on engineering, exploration, and creativity.
Forests - Vanilla Expanded
A mod that adds vanilla friendly forest biomes

Ropun
Neues Erz mit einem neuem Biom
Tomodachi Hybrids
A simple mod that adds hybrids from my Tomodachi Life: LTD save file.
DunoLoons Cactus
Adds a Cactus-themed Hot Air Balloon to desert biomes, complete with its own custom loot. Fully tested for 1.21.9 to 1.21.10 — a small touch that makes Minecraft’s empty skies feel alive again.
Abundant Ores 3x
Increase the generation of every vanilla ore 3x.
Placeable Plants: Whitelisted
Allows players and worldgen to place plants on bloocks through a config using a blacklist or a whitelist.
Tom's Structures (Dp Edition)
This datapack adds new structures to you Minecraft World :) have fun by looting the structures
Nexus-Util
This mod features four new features into Minecraft that changes how the game works in many ways like leaving bread crumb trails for cave exploration, pinging feature for multiplayer, scanning feature that makes the player aware of the surroundings, glyphs
Advancements Go Beyond
Advancements Go Beyond aims to add a lot of new Advancements to each vanilla tab of the game and new tweaks to the over-all vanilla game!
DunoLoons Axolotl
Adds a Axolotl-themed Hot Air Balloon to Cherry Grove biomes, complete with its own custom loot. Fully tested for 1.21.9 to 1.21.10 — a small touch that makes Minecraft’s empty skies feel alive again.
Bleak and Grim
Vanilla worldgen without the joy and whimsy.

fdaa
adds angel items and dark items
Randomized Structures
A datapack that continuously spawns random giant structures near the player every 1 minute.
A Cheezy World
This mod adds a new cheeze biome as well as a new dimension.
Uncommon Ores
New ores with special mechanics
Bosnia
Real world representation of 🇧🇦Bosnia🇧🇦 A lot of landmines 🇧🇦🔛🔝
DunoLoons Mushroom
Adds a Mushroom-themed Hot Air Balloon to Dark Forest biomes, complete with its own custom loot. Fully tested for 1.21.9 to 1.21.10 — a small touch that makes Minecraft’s empty skies feel alive again.
shepherds house repair
Fixed the issue where the Shepherd house could not be generated
Biomes plus
Biomes Plus — 7 new biomes: foggy grove, lost forest, misty highlands, driftwood swamp, windswept plains with menhirs, olive grove, salt basin.
Frick the Deep Dark - 1.18.2ify your game
trims the lower-quality microsoft content from after 1.18.2
dontworry's - AntiXray
AntiXray plugin that powered by unique technologies and has a completely new approach.
Overpowered one hit soap
A mod that adds a soap that is supposed to one-hit anything, as well as a few other things! :D
Spawn in Air
This is a simple datapack, that spawns player 150 blocks in the air with slow falling

DFDevExplorer
Easy dev node access!
Lunar Nether Neo
Unofficial port of Lunar Nether to Neoforge 1.21.1. Adds the moon, it's the nether's surface!

Legacy Islands
Datapack that causes 1024x1024 "islands" of regular generation to be surrounded by forced deep oceans.
Random Layer Chunk
This mod turns the entire world into a single chunk with randomly arranged layers of blocks growing downward
Survival+
Survival+ is a datapack that adds difficulty and suprise to Minecraft again. By adding tougher enemies and cool unique items. Along with a bunch of new mechanics and reworks of some old ones, causing you to relearn Minecraft in a whole new way!
Pracrtp
Smooth, lag-free Random Teleport (RTP) plugin with a GUI menu — built for Practice/PvP servers, fully configurable.
Winter Wonder
This mod adds a new biome called "Winter Wonderland"
NNP Rune Smithing
Claim (or cast) runes! Place them in-world or forge them into armor for unique effects. Heavily configurable; balance to taste.
Noklyp
Noklyp is a NeoForge mod for Minecraft that enables noclip in Creative mode, allowing players to freely pass through blocks for building, moderation, or exploration purposes.
Simple Back
A lightweight Paper plugin that lets players use /back to return to their most recent death location with a configurable countdown.
Elros Craft
Elvish mod, adding things that I wanted in the game
BackupCore
🛡️ Automatic backups, smart ZIP compression, and integrated world management for your server.