Minecraft Java 1.21 Mods
Browse 318 free mods for Minecraft Java 1.21 — popular picks include BounceCraft: ModernConflict, SBModernized (SkyBlock), LagX.
Updated daily
BounceCraft: ModernConflict
Modern technical survival with industries, weapons, vehicles, and advanced warfare. Automate, dominate the world, face creepy creatures, and live in a technologically advanced society ruled by nations.
SBModernized (SkyBlock)
Experience Hypixel SkyBlock with optimization, beauty, and quality-of-life
LagX
LagX is a comprehensive server optimization plugin designed for modern Minecraft servers running Paper and Folia. It provides advanced lag prevention, entity management, performance monitoring, and server optimization tools
BirchBoat
BirchBoat is a modern modpack that includes many fps boosting mods and QoL essentials.
EcoShop GUI X
EcoShop GUI X is a modern, high-performance GUI-based shop plugin for Minecraft servers.
GrayScale Sea Lantern
Changes and optimizes Sea lantern to black and white. Perfect for modern/aesthetic builds!
Kuvankaunis
A more polished, beautiful, and modern Minecraft experience.
VeinMinerPro
High-performance, ore-only vein mining for modern servers
Hardcore x Create
A modern Minecraft modpack focused on Create automation, magic, farming, exploration, and immersive gameplay with optimized performance and countless creative possibilities.
CodeX Client
A modern Minecraft utility client focused on performance, customization, and quality-of-life features like - Toggle Sprint, ClickGUI, Keystrokes, Armor Status, FPS & Ping, Zoom, Potion Effects, Time Changer, Fullbright, Custom Crosshair, Block Overlay
GatorCraft
Welcome to Gatorcraft! A Pokémon adventure within the world of Minecraft. Our server is built on the Generations sidemod for Cobblemon, bringing you the Pokémon experience with modern, models, expansive features, and the latest Pokémon
Buba's SMP+
SMP Plus is a vanilla+ survival modpack with enhanced visuals, smooth performance, better navigation, and voice chat—keeping Minecraft’s classic feel while adding modern, seamless improvements.
Inspector
A high-performance, modern alternative to LogBlock and CoreProtect that precisely tracks block changes, container transactions, and advanced explosion forensics without lagging your server.
TrenchPro
TrenchPro is a high-performance, professional-grade 3x3 mining utility designed for modern Minecraft servers (1.21.1+). Unlike basic hammer plugins, TrenchPro is direction-aware and safety-conscious.
CaseFix
If you're using an old or clunky case plugin, it's time to move to CaseFix. Built for modern Minecraft versions, it offers a smoother workflow, better performance, and features like schematic animations and per-case key systems.
Crafting Blades | ModernisM
a Modern, Gung Ho Minecraft experience, make a NUCLEAR REACTOR in Minecraft? Give it a try.
Unbreakable Give
UnbreakableGive is a simple plugin that lets players receive unbreakable items/blocks instantly through easy commands. It’s lightweight, lag-free, beginner-friendly, and works smoothly on modern Minecraft servers with permission control for safe usage.
STpa
A modern, lightweight, and fully configurable TPA plugin featuring GUI‑based and chat‑based request handling, instant toggle commands, and an intuitive toggle GUI for complete teleport control.
Simple Auth Reimagined
A lightweight, optimized, and modern authentication plugin for Paper servers. UltraLogin provides a clean login/register system with session support, bossbars, actionbars, configurable titles, password confirmation, and optimized authentication handling.
Necessary optimization
Mods for optimizing modern Minecraft.
Rift Lottery
Modern Lottery System For Minecraft Servers
RayLagFix
A modern, lightweight, and advanced lag reduction plugin for Paper/Purpur 1.21+ servers — smart cleanup, TPS monitoring, emergency mode, admin GUI, and highly configurable performance optimization.
Juanposo's Essential Vanilla
A QoL modpack for Vanilla built for modern Minecraft needs.
Simply Vulkan
Barebones optimization modpack to achieve the MAX FPS on modern hardware featuring the Vulkan API.
simplified kits
A lightweight, high-performance kit plugin for modern Minecraft servers
Project : VMC
Project : Minecraft is a meticulously crafted modpack designed to modernize Minecraft 1.21.8 while preserving its core identity. It combines bleeding-edge performance optimization with stunning visual fidelity, creating a game that feels like a sequel.
AegisGuard | Modern Land Protection & Economy
High-Performance Land Protection & Economy Ecosystem. [Folia Native]
Phantom Loot
👻 PhantomLoot PhantomLoot is a lightweight, high-performance, 100% server-side instanced looting mod designed for modern Fabric servers (1.21.11, 26.x)
Santa Totem Mini
Santa Totem Mini is a lightweight resource pack that turns the Totem of Undying into a festive Santa design. Clean, simple, and optimized for modern Minecraft versions.
OverHub
HubCore all-in-one, lightweight, optimized and modern
beautifull vanilla
A clean and optimized Minecraft texture pack that improves blocks, items, and UI while keeping the original vanilla style. Designed for smooth performance, it enhances visuals without heavy shaders, making the game look better and more modern on any PC.
Jay's Minecraft Modpack
Jay’s Minecraft Modpack enhances vanilla with smoother visuals, helpful tools, and better performance—keeping the classic feel with modern polish.
SimpleChunks
An easy-to-use chunkloader with a modern GUI, teleport system, and secure permission management — ideal for farms, redstone, and automated systems.
ModernHDV
A modern GUI-based Auction House plugin for Minecraft servers, built for performance, usability and scalable multi-server networks. This is the Free edition of ModernHDV.
WorldLobbyAnchor
A lightweight yet powerful lobby & spawn management plugin for modern Minecraft servers. Designed for Hubs, Networks, Survival, and VIP servers.
MODERNITY by KDT™
Modernity by KDT is a performance-first, contemporary resource pack that transforms Minecraft into a realistic cinematic canvas through intentional design, technical artistry, and a commitment to transparent, community-driven creation.