Minecraft Java 1.21 Mods
Browse 12,081 free mods for Minecraft Java 1.21 — popular picks include Adaptive Visuals (PVP), Stefan's Enchanted Books, MC-258859.
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Adaptive Visuals (PVP)
A mod that adds beautiful visuals to your game and makes your Minecraft much more convenient.
Stefan's Enchanted Books
Unique textures for each enchanted book in the game! Works without Optifine/Citresewn!
MC-258859
Improves visuals of Snowy Slopes, Frozen Peaks, Jagged Peaks, Terralith & more by fixing what Minecraft classifies as a 'slope'
ArchorClient
ArchorClient is a Hypixel Skyblock–optimized Minecraft modpack made for mobile users on ZalithLauncher, with full support for the MobileGlues render plugin. It includes top Skyblock QOL mods (Skyblocker, SkyHanni, Aaron’s QOL, Firmament) and performance mo
AE2 WCWT
AE2 WCWT (Wireless Comprehensive Work Terminal) is an integrated wireless terminal mod for Applied Energistics 2 / NeoForge 1.21.1.
Recoleta
A pure memory reduction mod for Minecraft
Annuus
Annuus is a mod for minecraft networking, improves network performance and makes the game more available for running on large server.
oneaura's Cart Optimizer
A mod that prevent carts from ghosting when you place them.
2KS
A simple shader that changes the atmosphere of Minecraft to the camera footage from the early 2000s

Just A Baguette
Adds just one item to the game: A Baguette.
AutoUpdatePlugins
Better auto update plugins 更好的自动更新插件
Atzlk's PMW
An optimized modpack made for ProtoManly's Weather Mod, used by Atzlk in his youtube videos.

SimplyFine
Fast OptiFine-alternative that focuses on simplicity.
Miasma
Miasma - Cel-shading shader that transforms Minecraft into a toxic, mesmerizing planet, inspired by the iconic style of Borderlands.
Dragon Movement Fix
Fixes the old bug introduced in 1.14 where the Ender Dragon's Vertical Movement is very slow. Effectively patches out one-cycling. If you've fought the dragon in 1.12 or 1.13 you might know what this is.
Soft Memory
A shader that tries to recreate childhood nostalgia!
ForceGL2.0-Remapped
Forces Minecraft to use a specified OpenGL version. (mod default = 2.0)
Glacier Shaders
Glacier Shader - Low-End Edition Glacier Shader is a highly optimized low-end shader designed for maximum performance on weaker PCs. It features a minimalist style, ensuring smooth gameplay while enhancing visuals.
Turtle Shaders
TurtleShaders is a high-quality shader pack featuring realistic clouds, reflections, water, leaf waves, and a custom sun, delivering a clean and immersive visual experience.
Placeable Plants
Want a greener Minecraft? This Fabric mod makes it simple to place plants on almost any block. Install it on your server for a performance-friendly way to enrich your world with vegetation.
Wynnic Enchantments
Enchanted Experience for Wynncraft server powered by Wynntils
Civillis Minecolonies Compatibility
Creates civilized areas to deter monster spawning around Colonies dynamically.
GUISe
Minecraft GUI in Sodium Mod style
Thumbnailing
A collection of mods designed to enhance your Minecraft thumbnail design workflow.
OptimizationHyperN(OPHN)
OPHN is a branch of Optimization-Hyper only uses performance optimization mods, without any information display or auxiliary mods,It can improve the smoothness of the game
Deez FPS [Vulkan Edition]
Best FPS Boost ModPack [Vulkan Edition]
Create: Meta Logistics
Manage remote & unloaded storage networks in Create, access them locally, and design central logistics hubs.
Show My OptiFine Cape
Allows to show off your optifine cape without the need for optifine
Horizon Fix
Fixes the ugly band at the sky horizon to make it completely smooth.
PerfectReach
PerfectReach Mod, indicates perfect timings for your hits, so you can keep the perfect 3 block distance!
Stuttering Screen Protection
Offer protection from all forms of damage when the player experiences significant performance drops (low FPS).
Chest Render Fix
This client-side mod provides a subtle visual fix for an issue where adjacent open chests exhibit texture flickering (Z-fighting).
Aether Plus
☁️ Explore The OG Aether 👑 Conquer Multiple Bosses 🐦 Tame Moas & Fly them 🌱 Beginner Friendly |✅Co-op • ✨Optimized & Shaders
Tag Fixes
Adds tags for items, blocks and entities missing them across various mods to improve compatibility.
[ Spellnomia ] - Iron's Spells 'n Spellbooks magic modpack
Master arcane mana and alchemy in this RPG adventure with Iron's Spells, mages, wizards, dragons, bosses, and grimoires. Explore dungeons, dungons, and biomes with opti performance, shaders, and immersive medieval fantasy sorcellerie
Vanilla+ Armor Durability Overlay [No Optifine]
Implements an armor hud for 1.21.4+ using the "varients-cit" mod for the Marlowww texturepack