Minecraft Java 1.21 Mods
Browse 133,047 free mods for Minecraft Java 1.21 — popular picks include OpModPackRU, Socn's Server Pack, Halcyon Shader.
Step by step: How to install Minecraft Java mods & modpacks
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OpModPackRU
This modpack is designed for weak computers. It is balanced picture/fps
Socn's Server Pack
A pack originally built for my own SMP server. Featuring optimization mods and Quality-of-Life mods.
Halcyon Shader
A cinematic Iris shader for Minecraft 1.21.x with raymarched volumetric clouds, soft shadows, reflective animated water, post-rain rainbows and god rays. It also adds a signature purple End with glowing light pillars and deep fog.
JS: Survival
Bring Jurassic Saga's dinosaurs to life through natural spawning across your world. Explore the Mesozoic, survive its fearsome creatures, and discover a world ruled by dinosaurs.
Diego's 3d Experience bar
this turns your experience bar into a bunch of 3d experience orbs instead
Menagerie Saturation
Appleskin alternative for neoforge 1.21.1
POWERED
Revamps automation. Adds a ton of configurable & polished redstone components, allowing you to do more than ever before.
OregClient
A PvP, Utility, and Optimization client.
EndPortal
Control The End dimension on your Paper server — open/close manually or on schedule, with dragon respawn, damage ranking, rewards, and portal protection.
Sabas sprint indicator and auto sprint
This mod is a two in one sprint indicator and speed on join mod with a cool menu.

CobbleHelx Modpack (Cobblemon)
A Two Way created modpack revolving around Cobblemon built around exploration, building, and multiplayer gameplay. The pack combines Cobblemon with decoration mods, quality-of-life and our own CobbleHelx Relics to indulge you in the Helx universe.
Epical Optimized+PVP
Optimization for PVP in Low end device
Rentities
A mod that rewrites Minecraft's entity rendering
Hit Count
Displays the amount of hits needed to kill a mob/player.
HispanoUtils
Utils for events of HispanoStudio and affiliates
Jax's client-side mods
A polished Fabric 1.21.1 client-side modpack packed with performance boosts, stunning visuals, and quality-of-life improvements. Compatible with any server — just install and play.
Graves PRO
⚡ Grave system for modern survival servers ⚡
LootFilter
A high-performance loot filter designed for competitive play. Automatically clears junk from your inventory while protecting your gear and keeping your slots optimized for combat.
Maykesh's Advanced Fabric Hub Management Mod
This mod, is designed to be a dedicated hub management solution, on a fabric server. This mod's current version is compiled for +1.21.x . If you need support for additional Minecraft versions, feel free to reach out at maykesh.s@outlook.com.
CraftableBoats
Conquer the Nether's molten seas. Craft boats from hellish wood that defy fire and lava. A seamless addition to your vanilla survival.
not enough armor
two new, highly anticipated armors: emerald and lapis lazuli
EndermanNoBlock
Blocks Enderman from picking up blocks, FOLIA supported!
More Recipes: Undo Bricks & Blocks
Uncraft a variety of bricks & blocks such as Bricks, Glowstone, Resin Bricks, Snow Blocks & More.
World of Expansion
A mod that expands on the world of Minecraft in many ways!

Return Potion
A return potion with cool mechanics!
Retextured Copper
Retexture of the copper in vanilla friendly way.
Drawers
A plugin that adds drawers to your Minecraft server for storing large quantities of a single item.
Deal Or No Deal
A fully interactive Deal or No Deal Minecraft minigame plugin for server events and casinos.
TU46 Resources
Legacy4J Accurate TU46 Resources
Create: Limited
Limits the amount of time SU can be generated, generators now slowly decay with time.
3d Crossbow
A Resourcepack That Makes Crossbows 3d!
Copperflare- Guns
Adds guns, which can be made with Tempered Copper.
CrystalBuff
A plugin that allows you to increase, decrease, or even remove the damage of End Crystals.
LogicGates
Forget about giant Redstone logic gates. All logic gates in one block!
SanityMC
SanityMC is an innovative Minecraft plugin that introduces a dynamic sanity system to enhance gameplay.
OINK!
Added that oink sfx from that one Family Guy episode to the pigs of minceraft.