Minecraft Java 1.21 Mods
Browse 12,088 free mods for Minecraft Java 1.21 — popular picks include Server+, NecoPack, SysCraft.
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Server+
Modpack focused on improving vanilla Minecraft on the server-side.
NecoPack
Optimizing modpack created for playing on vanilla projects
SysCraft
Resource Pack for Minecraft 1.14+. Pvp rp, fps boost and best gameplay moments!
Wynncraft Overhauled Experience
Realistic game experience, here you come! With some extra QoL and a heck lot of optimization!
SkyVision
Elytra Timer, Fall Distance, Floor Highlights, Pearl Prediction, and Shield Renderer for precise Mace pvp gameplay. It tells the future XD
A Toca da Coruja Modpack
Venha pra Toca da Coruja, um modpack que combina Cobblemon, Farmer's Delight, Supplementaries, e vários mods que melhoram a experiência Vanilla do Minecraft - Batalhe com treinadores, Mega evolua seu Pokémon, e muito mais!
String Clumps
Clumps stacks of string together to reduce lag

FancyWind and Waves
Adds satisfying animated wind to grass, flowers, and leaves, plus gentle water surface waves. Zero visual changes — completely vanilla colors, lighting, and fog. Just pure movement.
Effortless
Effortless is a carefully curated Minecraft Fabric and Forge modpack focused on enhancing your gaming experience.
LostCraft
A Vanilla+ Modpack with a focus on optimisation and QoL improvements with no additional gameplay.
Backport Saddle & Nametag copper
Craft saddle and nametag with copper. Derivated from Balanced Recipes.
New Vanilla
This is an optimized modpack based on the vanilla, but we also changed a lot of things. A new adventure! Enhanced monsters! Let's Go!
Iridium Fabric
A Fabric optimization mod that complements Sodium and Lithium by covering the gaps they don't touch — without reducing visual quality.
RTX ON TITAN
RTX ON but with a combination of Attack on Titan
Hibernateforge
Let your Minecraft Forge server snooze when idle, slashing CPU usage without missing a block!
Bare Bones Fast Grass
A simple texturepack that slightly improves performance in the BareBones style
Proxi's Vanilla Ultimate
Game optimization and vanilla-style enhancements perfect for both single and multi player
The Ultimate Colony - Minecolonies, Tech and Magic +1000 Playable Hours
"A massive, high-performance Minecraft experience blending advanced industrialization and mystical arts to build the ultimate evolving civilization."
Blockier
Blockier is a resource pack that keeps Minecraft’s default style, adds a modern GUI, and optimizes performance for smoother gameplay.
Ephemeral Wither Skulls
Limit the existence time of Wither Skull to 6 seconds.
Server Optimiser V2
Smart server optimization with optional TPS control. Reduce RAM usage 25%. Perfect for survival/skyblock servers. Entity optimization, chunk management, system monitoring.
Trailer Graphics
This modpack makes Minecraft look like in the Mojang trailers
Cam's CobbleVerse
Everything You'd Need In A Cobblemon Modpack
Ultimate FullBright
A clean, client-side, Embeddium-compatible FullBright mod.
Bl0ckbuster
This essential mod pack is a Minecraft modification collection designed to enhance gameplay with crucial additions.
Radeon Optimized Pro
Tired of the hassle of finding the right mods? We've got you covered! Discover beautifully curated mod selections that reduce your workload and maximize your fun.
DisplayTags
A modern Paper plugin to customize player name tags!
Biome Dirt
Give your Minecraft landscape a little zhuzh with biome specific dirt colors! This resource pack adds a custom colormap to dirt blocks which tunes their colors to match the biome they're in. Mod that supports grid colormaps (Polytone/Optifine) required.
Luse x Sosa - Modpack
This modpack contains mods that Brazilian Youtubers "Luse" and "Sosa" use on their channels.
FakeSeed
A plugin that hides seed
SPModPack
Этот модпак создан игроком СП tref1s для новичков или тех, кто хочет обновить свою сборку. This modpack was created by tref1s player SP for beginners or those who want to update their build.
Simple Animal pens
A simple datapack that allows to store many animals in one block to reduce lag on the server. also available as datapack
Smooth Motion Blur
Adds smooth velocity-based motion blur to your game compatible with VulkanMod, Sodium and many more!
Wearable Villager Hats
Adds villager hats as renamed pumpkins. Does not require OptiFine or any other mods.
AxolotlShaders
AxolotlShaders is a visually enhanced Minecraft shader project focused on delivering vibrant colors, smooth lighting, and a clean, natural look while staying optimized for gameplay.
The Useful Pack+
The Useful Pack+, Is a pack centered around optimization and enhancement with full vanilla compatibility.