Minecraft Java 1.21 Mods
Browse 133,047 free mods for Minecraft Java 1.21 — popular picks include Forged Entropy, DGZ Crystal Optimiser , SleepSkipUltra.
Step by step: How to install Minecraft Java mods & modpacks
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Forged Entropy
This project is focused in low quality PCs, specifically non-Gamer laptops. It adds a progressive world with a difficulty bar. You can create machines to generate resources, explore ruins, towers and dungeons. The difficulty grows with the elapsed time.
DGZ Crystal Optimiser
DGZ Crystal Optimiser
SleepSkipUltra
Smooth Minecraft sleep plugin for Paper, Folia, and Spigot with night skipping, sunrise transition, day counter, PlaceholderAPI, and per-world support.
Floppie pack PvP
just a PvP + some fancy pack | I used a lot from other packs and created my own totem of undying
blahaj cave spider
this texture pack makes cave spiders into cute little ikea sharks
Monier
Monier introduces a robust banking, economy system and real tradeable money to Minecraft. Whether you want to set up a server economy or just flex your wealth with high-value items, Monier has you covered.
WAISI (What Am I Stepping In)
What Am I Stepping In? is a mod for Minecraft that tells the player what they are standing on, or stepping in! Inspired by Waila/Hwyla/Jade.
Minecraft but You Teleport Every 45 Seconds
A chaos datapack that teleports you to a completely random location every 45 seconds — anywhere, any time.
UUID Impersonate
Allows you to impersonate another player at the UUID level which allows you to load in as though you are really that player (NBT and all).
LockItem-Fabric
A client-side Fabric mod for Minecraft 1.21.1 that prevents accidental drops of hotbar items.

VR Pack
It's VR Minecraft but yes, so play it NOW! plz...
Quantum Industry
Quantum Industry is a lightweight, tech-focused Minecraft modpack built on NeoForge, combining powerful automation, energy systems, and digital storage with optimized performance for a smooth gameplay experience.
Jpk's Russian Ballistic Shield
This texture pack aims to replace the normal Minecraft shield with the Vant-VM Russian ballistic shield

Simple Tooltip (Split Monochrome Background/Frame)
Changes the Minecraft Tooltip to be Simple (Split Monochrome Background/Frame) – Part of the Pride Tooltips collection.
Polymer Patch for (Red)Panda Plushie!
Adds an adorable plush red panda friend to your game!
Cute ghast
Cute Ghast face :33
Simonuwu Fabric Project for Pojav
This modpack has the function of replacing OptiFine by replicating its functions and also adding new ones.
Happier Happy Ghasts
Revives the original appearance of the Ghast and puts it on the Happy Ghast!
Scripted to Forget
Scripted to Forget is a singleplayer-only NeoForge 1.21.1 modpack set in the eerie Broken Script universe. With +10 immersive mods and +1 resource pack added every Wednesday, the experience grows darker, stranger, and more atmospheric each week.
Cobblemon Universe
🌌 Cobblemon and optimization mods like sodium, lithium, etc for fabric 1.21.1
Doruk's New Craftable Items
More craftable items
Technoblade pig spawn egg🕊️
Pig 1.25 egg texture become technoblade's skin. Rest In Peace🕊️
AmongUs Moon And Sun
Replace your Sun and Moon into AmongUs
Simply Gems - White Diamond
Adds White Diamond, Ore, Tools & Armor to your minecraft experience!
Serene Cyclopes Mod
This vanilla+ mod includes even MORE Cyclops variants, but this time, they are PEACEFUL!!! Although they are passive and do not fight back, they were designed specifically to have their own place in the Minecraft ecosystem. - MOD HAS BEEN MERGED
FactoryM
FactoryM is a modpack that improves the Minecraft experience in exploration (with biome mods), mechanisms (with the create mod) and also adds visual improvements such as shader compatibility
Stinky Egg
A simple resourcepack that replaces the default Dragon Egg model with a more Sniffer-like Egg!
Passive Aggressive Sound
Dependency of the Passive Aggressive datapack.
Enough of Librarians
Villagers do not become librarians, even when close to a lectern.
PVEToggle
Stop mobs from targetting/damaging selected players. (Customizable)
Interlude Smp Speed Glitch
The speed glitch held by manepear and others on the Interlude Smp
JoJo - Phantom block Tendency
This project adds many features and abilities from jojo's bizzare adventure part 1 and 2.
Twisted Cape Elytra Item
Replaces the Elytra item texture with a stylized version inspired by the Twisted Cape
MMCWindchargeTech
Bring MinemenClub-style Wind Charge Tech to your server. Lightweight, smooth, and fully configurable.

Masquerade
My mod/plugin lets you disguise yourself as your friends or enemies by taking their heads off with a sword or axe and wearing them on your own head. Also, you can hide your identity by using an invisibility potion.
Item Purge
Item Purge automatically removes dropped items after a set time to keep your worlds and servers lag-free. It’s lightweight, configurable, and fully compatible with Configured for easy in-game tweaking.