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Minecraft Java 1.21 Mods

Browse 3,314 free mods for Minecraft Java 1.21 — popular picks include Trina Deck, Cobblemon High, Tensura-The Reincarnated World.

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Trina Deck
1.21.1neoforge

Trina Deck

A card mod that strategically increases the player's attributes.

512downloads
Cobblemon High
1.21.1fabric

Cobblemon High

A Cobblemon Training high school adventure where you complete quests, meet new NPC's and work to pass the final test!

442downloads
Tensura-The Reincarnated World
1.21.1neoforge

Tensura-The Reincarnated World

Build, play, fight, become stronger

433downloads
Tensura Kingdom Reincarnated
1.21.1neoforge

Tensura Kingdom Reincarnated

Inspired by That Time I Got Reincarnated as a Slime, this modpack is built around progression, evolution, magic, and adventure.

369downloads
Clarity Reborn
1.21.11fabric

Clarity Reborn

A carefully optimized visual modpack that dramatically enhances Minecraft’s visuals while maintaining smooth, high-performance gameplay.

349downloads
Tensura A King's Evolution
1.21.1neoforge

Tensura A King's Evolution

modpack of tensura reincarnation, based on That Time I Got Reincarnated as a Slime

300downloads
Untenshi 1.16.4
1.12spigot

Untenshi 1.16.4

Train driving plugin with reference to Japanese railways.

199downloads
Icarus (reupload) [1.16 - 1.21]
1.16spigot

Icarus (reupload) [1.16 - 1.21]

Challenge the skies, fly too high, burn!

174downloads
Black as Carbon
1.21.8

Black as Carbon

Craft black dye from coal or charcoal

145downloads
CoolCars — Vehicle System for Minecraft
1.21spigot

CoolCars — Vehicle System for Minecraft

CoolCars is a professional plugin that adds cars with realistic physics and other systems.

144downloads
❤️NexusRevive | Down, carry and revive players! [1.19.4 - 26.1]
1.19spigot

❤️NexusRevive | Down, carry and revive players! [1.19.4 - 26.1]

Modern downed and revive system for servers, folia & paper.

103downloads
Charged Copper
1.21.10

Charged Copper

When struck by lightning, charge copper armor and tools!

102downloads
Death Spots and Lost Cargo
1.21

Death Spots and Lost Cargo

Adds death spots, burials, and lost houses.

85downloads
Jump Training -- Satisfying and Challenging Parkours
1.21.8

Jump Training -- Satisfying and Challenging Parkours

This solo world is perfect for you if you want to practice parkour and become a pro.

50downloads
AnimalCare [1.20 - 1.21.x]
1.21spigot

AnimalCare [1.20 - 1.21.x]

Minecraft plugin: Adds a hunger system for captive animals: small fenced pens cause animals to get h

38downloads
RailLoaderRevived
1.21spigot

RailLoaderRevived

Keeps chunks loaded when Minecarts travel through them, now for 1.21

34downloads
MrVoteTrain | FREE | HEX | CUSTOM VOTE REWARDS/GOALS
1.20spigot

MrVoteTrain | FREE | HEX | CUSTOM VOTE REWARDS/GOALS

The Ultimate plugin for voting, you can define vote goals.

28downloads
zProfileCards
1.16spigot

zProfileCards

ᴀ ᴍɪɴᴇᴄʀᴀғᴛ ᴘʟᴜɢɪɴ ғᴏʀ ᴘʟᴀʏᴇʀ ᴘʀᴏғɪʟᴇ ᴄᴀʀᴅs

28downloads
EntityGuard
1.20spigot

EntityGuard

Smart lag-prevention Paper plugin: per-chunk limits and abuse detection for boats and minecarts (Min

17downloads
CIBPlugin
1.21.11paper

CIBPlugin

CIBPlugin is minecart automation plugin. You can build a station by using only detector rail and any type of sign board.

4downloads
Jackpot Terminal Core Mod (1.21.1) – Play Casino Minigames and Bet with Friends
1.21.1

Jackpot Terminal Core Mod (1.21.1) – Play Casino Minigames and Bet with Friends

Jackpot Terminal Core Mod brings full casino arcades and interactive minigames into your Minecraft world. It introduces 3D voxel machines, handheld gaming devices, and redstone-linked vaults to set up multiplayer gaming spaces or solo betting spots. Features: 16 Minigames: Play classic luck games, table cards, arcade runners, and multiplayer duel matches. Handheld BlockBoy Consoles: Carry […]

Signal Pilot Peripherals Mod (1.21.11) – Craft and Pilot Remote Control Vehicles
1.21.11

Signal Pilot Peripherals Mod (1.21.11) – Craft and Pilot Remote Control Vehicles

Signal Pilot Peripherals Mod brings remote-control land, sea, and air vehicles into your world. You can drive ready-made models or assemble your own custom machines from individual parts using a wrench. A handheld remote lets you steer machines from a distance and switch to a first-person vehicle camera. Every vehicle runs on basic fuel and […]

Vaporized Intentions Mod (1.21.1, 1.20.1) – Survive Blinding Mist
1.21.1

Vaporized Intentions Mod (1.21.1, 1.20.1) – Survive Blinding Mist

Vaporized Intentions Mod fills your Minecraft world with thick fog, eerie biomes, and creeping psychological threats. This mod introduces dark places like the Ominous Valley and Hazed Plains where strange voices echo and dangerous entities wander. You must keep your light levels high and monitor your fear gauge carefully to stay alive in the dark. […]

Essence Summoner's Forge Data Pack (1.21.1) – Summon and Fight Bosses Whenever
1.21.1

Essence Summoner's Forge Data Pack (1.21.1) – Summon and Fight Bosses Whenever

Essence Summoner's Forge Data Pack adds crafting recipes for boss spawn eggs from Tensura: Reincarnated and Tensura: Not Enough Bosses. This data pack lets you create items to summon powerful bosses whenever you want. You can now craft eggs for enemies like the Supermassive Slime or Orc Disaster. It makes finding and fighting these bosses […]

Icarus Mod (1.21.1, 1.20.1)
1.21.1

Icarus Mod (1.21.1, 1.20.1)

Icarus Mod adds many colorful wings to your game so you can fly around the world. These wings give you a fun new way to travel instead of walking everywhere. You wear them on your back and take to the skies whenever you want. Features: Adds many colorful and unique wings to help you travel […]

AstikorCarts Redux Mod (1.21.8, 1.20.1)
1.21.8

AstikorCarts Redux Mod (1.21.8, 1.20.1)

AstikorCarts Redux Mod updates the classic AstikorCarts features for newer versions of the game. It gives you horse-powered carts and plows to make moving items and working on farms much easier. You can hook these wooden carts up to your horses and travel across the world with chests full of loot or even your favorite […]

Terminal Expansion Overdrive Mod (1.21.1, 1.20.1) – Build Secure Wireless
1.21.1

Terminal Expansion Overdrive Mod (1.21.1, 1.20.1) – Build Secure Wireless

Terminal Expansion Overdrive Mod adds new peripheral blocks and networking adjustments for CC: Tweaked. It balances wireless distance by nerfing over-powered modems while adding multi-block radio towers to handle long-distance communication. The mod also brings tools like card readers, RFID scanners, cryptographic accelerators, and paper scanners to build realistic computer systems. Features: Radio Towers: Players […]

Linkpad Logic Interface Mod (1.21.11, 1.21.1) – Control Your Entire Factory
1.21.11

Linkpad Logic Interface Mod (1.21.11, 1.21.1) – Control Your Entire Factory

Linkpad Logic Interface Mod extends Create with a handheld smart tablet for Redstone Links. It lets you control factory machines, train lines, lights, and doors from a single touchscreen screen. You can install in-game apps, adjust signal strengths with live sliders, or monitor active frequencies across your base. Placed tablets stick to walls and merge […]

Slotstone Satchels Mod (1.21.1, 1.20.1) – Carry Your Entire Survival Toolkit
1.21.1

Slotstone Satchels Mod (1.21.1, 1.20.1) – Carry Your Entire Survival Toolkit

Slotstone Satchels Mod brings customizable utility backpacks with swappable modules to Minecraft. It gives you a single personal bag with nine base storage slots and four attachment points for special upgrades. Every equipped upgrade shows up directly on your character's back, so other players can see your active setup. You can also dye the leather […]

Kinetic Prism Flow Mod (1.21.1) – Light Up Moving Contraptions
1.21.1

Kinetic Prism Flow Mod (1.21.1) – Light Up Moving Contraptions

Kinetic Prism Flow Mod brings moving, colored lights to Create contraptions and Sable sub-levels. Light travels directly with moving machinery, ships, and elevators instead of leaving dark cabins. It lets light flow both ways between your moving builds and the surrounding world. Features: Lanterns, glowstone, and torches carry their light while moving on contraptions and […]

Efficient Citizen Logic Mod (1.21.1, 1.20.1) – Smarter Colony Workers
1.21.1

Efficient Citizen Logic Mod (1.21.1, 1.20.1) – Smarter Colony Workers

Efficient Citizen Logic Mod upgrades the movement and working AI for citizens in MineColonies. It stops workers from getting stuck on blocks, ignoring pathways, or wasting time across the town. Citizens follow built roads, eat meals close to their workplace, and use minecart rails properly. Colony builders can also adjust housing beds and workplace sizes […]

Tactical Convoy Assets Mod (1.21.1, 1.20.1) – Equip Combat Vehicles
1.21.1

Tactical Convoy Assets Mod (1.21.1, 1.20.1) – Equip Combat Vehicles

Tactical Convoy Assets Mod adds functional defense blocks and decorative parts for modern military vehicles. It supplies combat setups with protective plating, specialized countermeasure systems, and heavy ordnance. Players can customize tanks and transport trucks with working launchers and tactical gear. The mod helps combat vehicles survive dangerous battlefields during multiplayer skirmishes. Features: Adds Explosive […]

Hollow Altar Rite Mod (1.21.1) – Survive Escalating Psychological Nightmares
1.21.1

Hollow Altar Rite Mod (1.21.1) – Survive Escalating Psychological Nightmares

Hollow Altar Rite Mod transforms your world into a tense survival horror setting with eerie creatures and reality-breaking events. It focuses on slow psychological pressure and strange sounds rather than unfair one-hit attacks or cheap jumpscares. The mod introduces a phase-based progression system where strange occurrences escalate as days pass. You must survive disturbing phenomena, […]

Chibi South Critters Mod (1.21.11, 1.21.1) – Catch and Train Custom VTuber
1.21.11

Chibi South Critters Mod (1.21.11, 1.21.1) – Catch and Train Custom VTuber

Chibi South Critters Mod expands Cobblemon with custom collectible monsters themed around popular Spanish-speaking VTuber personalities. Each creature features distinct custom models, animations, and battle traits that bring fresh strategies to your party. You can encounter, catch, and evolve these creatures across your world just like standard Cobblemon monsters. Features: Adds custom collectible creatures built […]

Equestrian Cuddle Crafts Mod (1.21.1) – Collect Pony Plushies for Helpful Base
1.21.1

Equestrian Cuddle Crafts Mod (1.21.1) – Collect Pony Plushies for Helpful Base

Equestrian Cuddle Crafts Mod fills your world with colorful pony plushies based on familiar animated characters. You can place these soft toys down as bedroom decorations or carry them on adventures for useful gameplay perks. Different plushie types provide special passive traits, from aiding bee pollination to boosting nearby enchanting tables. You can find them […]

Skybound Engineering Alpha Modpack (1.21.1) – Build And Fly Moving Machines
1.21.1

Skybound Engineering Alpha Modpack (1.21.1) – Build And Fly Moving Machines

Skybound Engineering Alpha Modpack lets you design custom airplanes, hot air balloons, and off-road cars that move smoothly through your world. You can build functional vehicles out of ordinary blocks, mount big cannons to your ships, and explore land, sky, and sea with realistic physics. Features: Simplified Weight Physics: Uses a clear five-tier weight system […]