Minecraft Java 1.21 Mods
Browse 12,086 free mods for Minecraft Java 1.21 — popular picks include SMP Hardcore Aesthia, Just Some Perfomance Mods, Doruk's Shader.
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SMP Hardcore Aesthia
🎮 Hardcore SMP – Vanilla+ Modpack (1.21.5)🧭 Concept: A lightweight, immersive Vanilla+ experience focused on survival intensity, exploration, and atmosphere — perfect for Hardcore mode. Adds depth without straying too far from Minecraft’s essence.
Just Some Perfomance Mods
This is my minecraft modpack that is mostly for perfomance
Doruk's Shader
Doruk's Shader is a Semi-Realistic Shader.
Natural Motion BlurZ
A motion blur mod that tries to mimic human vision motion blur by blending frames together, reducing stroteoscopic effects and making motion appear more fluent and amazing.
Stellar Wynn
This pack has been optimized and hand tailored for the best Wynncraft gameplay!
Unstable SMP Modpack
This Modpack makes your game look like Unstable SMP Protagonist's like FlameFrags, ParrotX2, Wemmbu and SpokeIsHere.
Perry Light
A Light shader pack with good visuals

Camp Cobblemon
A custom modpack for Camp Cobblemon. It adds a few quality-of-life mods to the existing official Cobblemon Modpack.
CobbledExpCrafting [Cobblemon]
CobbledExpCrafting allows EXP Candies for Cobblemon to be crafted directly in the Crafting Table instead of being cooked in a campfire. This makes production faster and fully automatable.
AX's QOL pack
A modpack created to share my vision of the perfect Minecraft experience here on Modrinth.
fresh adventures [Neoforge] v4
Fresh Adventures is vanilla+ modpack that has more adventures than any other modpack
More Weather (with pm weather)
Better weather. Tornadoes Hurricanes And squalls.

Wynncraft Fast Grass
Optifine's Fast Grass for Wynncraft
Super Halftone Shaders
A shader that makes your world look like a comic book/manga.
epic pvp battle modpack
Epic PvP Modpack LITE is a lightweight, high-performance Minecraft 1.21 client modpack designed for competitive PvP. It enhances combat responsiveness, improves FPS and stability, and provides clear visuals and useful HUD information such as armor, health,
More Optimized
One of The Best optimization modpack for Minecraft designed to enhance performance and improve gameplay experience.
Boosted PVP
This Mod Pack Is Made For The Best Performance And PVP Experience Possible
Dara
Dara — a lightweight, atmospheric shader pack for Iris: soft shadows, warm torchlight, animated water with highlights, and cinematic color grading — with no FPS hit.
hazelic
All of my 1.21.10 Mods for Optimization and PVP
Tech Gamer YT
Best modpack for low-end users that boosts FPS without compromising visual quality.
mga mod
an adventure modpack that keeps the vanilla style. inspired by bettermc.
Бездарная сборка
"Бездарная сборка" or (ENG) "A mediocre modpack"
Buttery Smooth
Improved FPS with Smooth Animations and Optimization

Tenbees crystal optimizer
A lightweight Fabric mod that optimizes Crystal PvP for smoother, faster, and more responsive gameplay. Featuring intelligent packet optimization, client-side prediction, and customizable settings to enhance your PvP experience.
BEST PVP MODPACK
High-performance PvP modpack with ultra FPS boost, low latency, and smooth gameplay. Perfect for Elytra, crystal, and competitive PvP — no lag, just skill.
Manual Car
A simple car with manual transmission
Shiny PvP
Diamond and Netherite PvP optimizer.
Let There Be Dark
A client side mod that adds a dark mode toggle to make your experience better when you need it!

Delta's better vanilla
A simple vanilla+ modpack with improved fps and minimal blocks and items added
Phantomix
Modpack for playing on the BirdsLand server
Decked Out Vanilla+
performance mods, splitscreen and controller support, more things to explore, and made to run on the Steam Deck, and PC
LaggyChunkFinder
A simple , light weight user friendly tool to find the laggiest chunks in your Server. Based on Tile Entity (chests, hoppers, shulkers etc), Entity and Redstone activity
G1axWorldGenerator
G1axWorldGenerator is an open-source Minecraft world generation plugin designed to create biome-aware, layered terrains with realistic hills, valleys, and block depth structures.
Stilled TFC
A calming and beautiful TerraFirmaCraft experience on 1.21.1 with QOL additions, ambiance, and a steady framerate!
Mallangimals
An adorable resource pack that gives Minecraft mobs cute textures (No OptiFine needed!)
Maximum Optimized
Improves the performence of your PC by optimizeing your minecraft instance!