Minecraft Java 1.21 Mods
Browse 21 free mods for Minecraft Java 1.21 — popular picks include Arda's Sculks (Ancient City Portal / Deep Dark Dimension), Cobblemon Essentials [1.7.3], POKELAND.
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Arda's Sculks (Ancient City Portal / Deep Dark Dimension)
Arda's Sculks mod is a mod that improves the ancient city in the game and offers the ability to open the ancient portal in the ancient city. This mod adds many deep dark biomes to the game and many boss creatures found in these biomes.
Cobblemon Essentials [1.7.3]
Pokemon in Minecraft with exciting new features added!✨ Explore Pokémon towns, ride on Pokémon, challenge Gym Leaders, collect Pokémon plushies, and so much more!
POKELAND
Cobblemon 1.7.1 Modpack | Legendary Pokémon | Mega Evolutions | Pokémon Towns | Centers | Gyms | Leaders | Trainers | New Generations | New Food & Drink | Optimization | Essential | Voice Chat | Surround Sound | Automatic Data & Resource Pack.
LANBroadcaster
Broadcast your Minecraft server over the local area network and have it appear in the LAN server list
像素城_魔法核心整合包【PixelCity_MagicCore Modpack】
《像素城》魔法核心整合包(1.21.11版),专注生存红石工程。为自动化系统、多人性能优化及技术向Minecraft玩法量身打造。PixelCity MagicCore Modpack (1.21.11) for Survival Redstone Engineering. Optimized for automation systems, multiplayer performance, and technical Minecraft gameplay.
Slimefun United
A modern and organised continuation of Slimefun’s legacy. Slimefun United transforms your server into a modpack-like experience with backpacks, jetpacks, reactors, electricity, automation and countless new systems.
MCEEW
A real-time Earthquake Early Warning (EEW) plugin for Minecraft servers.
Dungeons and Towns
A kitchensink modpack where you can delve through massive dungeons, or build up a city, or even automate things you didn't even know you could!

Fancy Tags
Simply put images in chat. No resource pack needed.
Cobblemon x NIT Integration
An addon for Cobblemon and New In Town adding Cobblemon-themed structures
Electric & Mechanic Energy
Adds electricity and mechanics to the game.
InfiniteBuckets
Infinite water, lava, and sponge buckets for 1.21+. Features MiniMessage support, Folia compatibility, and deep integration with WorldGuard, Towny, and GriefPrevention.
红石生电冒险优化[Redstone Power Adventure Optimization]
融合了多种优质模组与资源包,让玩家更容易上手mc,另外增加了红石生电优化,增加其实用性,以及游玩体验.(It integrates multiple high-quality mods and resource packs, making it easier for players to get started with MC. Additionally, it has optimized the generation of redstone electricity, enhancing it)
RewardsX
Turn Engagement into Rewards
BambooGolem
A banboo golem appears! Your city will become one step closer to peace.
The ShadyBunch
Ever wanted to explore magic as a law-loving scientist? Command airships by night and be an interior designer by day? Or, a Pixelated chef running two restaurants in your new metropolis city? It can all be yours! Step into the shade, lets bunch together!
Hearth & Horizons
Hearth & Horizon combines cozy homesteading with a immersive tech, from early survival and farming to electricity, factories, vehicles, and airships. Build a base, grow it into a working settlement, and eventually turn it into a connected industrial world.
Nostalgic
A nostalgic modpack that recreates early Beta Minecraft’s charm and simplicity.
VelocityShield
Protect your Velocity proxy server from VPN users with advanced detection and caching
vLink
Link Minecraft accounts with Discord and sync Discord roles from LuckPerms groups. Supports Paper and Velocity.
Mergeview
A RP Farming modpack with cobblemon, magic and tech. Start a factory, build your very own cobblemon gym or create a town with friends!