Minecraft Java 1.21 Mods
Browse 12,086 free mods for Minecraft Java 1.21 — popular picks include IPGuard, Create: Think Bigger! (Server Side), TotemOptimizer.
Updated daily
IPGuard
Raise the protection of your players one more level on your server!
Create: Think Bigger! (Server Side)
Server side version for "Create: Think Bigger!" Project.
TotemOptimizer
TotemOptimizer is a lightweight client-side mod that reduces totem activation lag, especially noticeable on high ping servers.
PistonQueue
⏰️ Powerful queue plugin for anarchy/survival servers.
Enhanced Performance - Togapa
Play game smoothly with this Modpack without Lag!
AtomGuard
🛡️ Advanced Minecraft Server Security & Exploit Protection — No scam unlike other plugins this one works fr.
Strixun: Trials of the Wild
Hardcore survival modpack with ~300 exploration, magic, combat, and world‑overhaul mods. Includes Rituals for totem magic, buffs, farming, and defenses, plus Compressy for massive block storage. Optional no‑regen/no‑raids for true hardcore players.
Turtle's Optimize Modpack
26.2 stable - A lightweight and modern performance modpack, Fabric only
Renford Tomlinson
Best Shaderpack for Youtube Videos / Thumbnails / Horror Content
femboy base
maximum optmization and a little beautiful
Yumemigusa
A highly customizable leaf trajectory and physics optimization mod that brings a vivid sense of wind to your world.
PvP and optimizations
This Modpack adds a lot of mods witch help with pvp and to get more frames, if you dont need a mod delete it
Modern PvP Modpack
Every essential mod for pvp along with performance boosting mods. Shaders Supported! WITH CONFIG
Dyeable Saplings
Dye any sapling into a specific tree type.
PixelSmooth
Lightweight modpack with Feather Client 1.21.1, built for maximum performance and smooth gameplay. Compatible with both premium and cracked Minecraft.
MOTCraft server
MOTCraft has tech, magic, and shaders with mods to help performance
More Vulkan
This modpack replaces the rendering engine with Vulkan, which is more efficient than both OpenGL or Sodium on modern hardware. Along with extra optimizations.
MadCat's Hitboxes
Turn off the hitbox of every single entity in the game!
DawgCraft Curated Experience
A collection of curated mods for the DawgCraft server community. Includes mod replacements for Optifine and Simple Voice Chat!
Immersive Portals by VBence
Immersive Portals Pack is a unique 1.21.1. modpack with three different optimized shaders.
Reese’s Sodium Options – Compat Rewrite
The required compatibility shim to make RSO work, all credit goes to the person who actually wrote RSO; FlashyReese
Simply Shaded
The only shaderpack designed for Maximum FPS.
![AntiRedstone| Advanced Redstone Lag Prevention [1.18 - 1.21.4]](https://pub-2ae937f770284535a96c3330f91236aa.r2.dev/thumb/modrinth/149097.webp)
AntiRedstone| Advanced Redstone Lag Prevention [1.18 - 1.21.4]
A performance-friendly plugin that blocks all redstone activity on your server and reports coordinates of redstone spam attempts.
ChunkyFast
ChunkyFast is a high-performance chunk pregenerator for Paper 1.21.x. It provides a clean, predictable workflow for pregenerating terrain, supports running multiple world jobs in parallel, and includes built-in scheduling and load control.
VeinTreeBreaker
A high-performance, all-in-one Vein Miner and Tree Feller with auto-pickup, satisfying animations,auto-replant, and multi-language support.
Ck7 Ultra
Ck7 Ultra - Best optimized Minecraft pack
FPS MAX
Enhanced performance and stability for Minecraft
![[AI slop] Polymer Patch for Guard Villagers](https://pub-2ae937f770284535a96c3330f91236aa.r2.dev/thumb/modrinth/273838.webp)
[AI slop] Polymer Patch for Guard Villagers
Polymer Patch for [AI slop] Guard Villagers made 99% by AI
Wilderness Survival
Read the description for infos. Like, follow and share this modpack for support.
Sen's additions
Enhance Minecraft with stunning biomes, creative building blocks, survival depth, and performance that runs 350+ mods smoothly. Beautiful visuals, improved structures, voice chat, custom quests, and an official server await.
Better Trialchamber Loot
Improves Trial Chamber loot with better Vaults, Chests, Barrels and Pots while keeping rewards balanced and fun
Sylbobek's Shader Pack
Realistic, FPS-friendly shaders - soft shadows, procedural sky, waving plants, glowing lights and cinematic colors.
EarthMC
the original CobbleStudio Modpack
JP (JoinSpawn)
When you join the server, you will spawn at the designated location.
Marvelously Optimized
Marvelously Optimized is a Modpack That only Focus on Optimization
Sodium Hydroxide(NaOH)
This modpack collects the best preformance and QOL mods into one modpack, all required libraries are included