Minecraft Java 1.21 Mods

Browse 23 free mods for Minecraft Java 1.21 — popular picks include Slightly Flavoured, Official Tensura: Reincarnated Survival Server, Self-Sustainable.

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23 mods

1.20.1forge

Slightly Flavoured

Carefully selected mods with a focus on quality over quantity!

611kdownloads

1.21.1neoforge

Official Tensura: Reincarnated Survival Server

Modpack for the Official Tensura:Reincarnated server by the mod creators.

243kdownloads

1.21.1fabric

Self-Sustainable

Real survival, scarcity, very rewarding. Are you ready?

109kdownloads

1.20.1fabric

Adventurer's BackPack

Adventurer’s Backpack adds magical, upgradeable backpacks for survival. Carry more, protect key items, place your pack in the world, and customize it for mining, building, and exploration without making survival feel like creative mode.

9.8kdownloads

1.21

Carpet NPC's

This plugin adds the command /summonnpc (name) to summon a npc of any player in survival

5.7kdownloads

1.21.1neoforge

immersion in traffic context

Adds customizable barriers & asphalt roads (+30% speed!). Design unique streets, works with/without Ultimate Car Mod. Survival recipes included. Build realistic traffic systems!

5.2kdownloads

1.21.1neoforge

Pixelmon Wild Realms

Explore a vibrant world of wild biomes, magical ruins, and epic adventures. Catch, train, and battle in a beautifully enhanced Pixelmon survival experience full of exploration and discovery.

5.0kdownloads

1.21.1fabric

[Map] Cobblemon Scarlet Red

Your Hack Rom on Cobblemon!!!

4.6kdownloads

1.21.1neoforge

Create Areonautics

Create-focused exploration modpack featuring huge mountain ranges, industrial automation, trains, airships, and immersive long-term survival.

3.9kdownloads

1.21.1neoforge

Cobblemon Sky Adventure

Cobblemon but you are on Skyblock. Explore dimensions, fight trainers, fight boss. Create your own adventure !

2.7kdownloads

1.21.1neoforge

Play as Dragon: Cobblemon Trainers

Semi kitchen sink pack with Dragon Survival and Cobblemon being focus mods.

1.1kdownloads

1.21.1neoforge

Tensura Abyssal Reincarnation

Tensura Abyssal Reincarnation is a dark, cozy SMP modpack blending magic, exploration, and survival. Master spells, automate with Create, and face deadly bosses in a semi-anarchy world where freedom rules and every choice shapes your path.

901downloads

1.21.1neoforge

Range's Pack

A massive Minecraft adventure focused on exploration, survival, magic, technology, farming, building, and progression — all carefully blended into one immersive experience. Created for Range's server "TwinScythe SMP"

503downloads

1.21.1neoforge

Cobblemon - Vapeur & Constellation

Combine Automation & Training. A Semi-RP social pack where Create meets Cobblemon. Thirst and hardcore difficulty replace vanilla threats. Specialize in engineering or exploration to survive.

282downloads

1.21.1neoforge

Frosted Axis

Frosted Axis is a NeoForge 1.21.1, winter-themed Create-heavy modpack that blends industrial automation (trains/cannons), harsher cold survival, richer worldgen, and polished immersive performance.

216downloads

1.21.1neoforge

HideOut

HideOut is a modpack designed to offer an immersive and balanced experience focused on survival, exploration, trading, and multiplayer, all with careful optimization.

192downloads

1.21.1fabric

Kyzne's Modded Survival Pack

A carefully curated modded survival experience focused on exploration, progression, and immersive gameplay.

146downloads

1.21.1fabric

CoSMP

Welcome to CoSMP, a Cobblemon-powered survival experience where trainers and adventurers come together in a world full of exploration, competition, and discovery.

92downloads

1.21.11

Craftemon Data Pack (1.21.11, 1.20.1) – Catch and Train Custom Vanilla-Inspired

Craftemon Data Pack extends Cobblemon with custom creatures inspired by classic Minecraft mobs and blocks. This data pack fills your biomes and dimensions with new monsters to catch, train, and evolve during your survival playthrough. You can travel through forests, ancient cities, and deep nether terrain to track down rare spawns and legendary species. Features: […]

1.21.1

Horror Ambience Music Echoes Resource Pack (1.21.1, 1.20.1) – Texture Pack

Horror Ambience Music Echoes Resource Pack is a Minecraft resource pack that replaces the default in-game music with dark, atmospheric ambient tracks. Features: Replaces most or all default Minecraft music tracks Adds slow-building ambient soundscapes Focuses on subtle suspense instead of loud “jump-scare” style audio Best Use Cases Horror and survival-focused modpacks Exploration maps with […]

1.21.1neoforge

[SNG] Dread Mechanica

Dark industry meets survival. Build vast Create factories, master tech power, fly planes & trains, cook & farm, and face horror-filled dungeons. Adventure, automation, and performance in one epic pack.

1.4kdownloads

1.21.1

Radical Gyms & Structures Data Pack (1.21.1) – Challenge Gym Leaders

Radical Gyms & Structures Data Pack adds naturally generating gym buildings for Radical Cobblemon Trainers. It places custom battle arenas across your survival world so you can challenge key gym leaders without waiting around. These special structures appear in the Overworld, Nether, and End dimensions. You can walk inside each arena to face iconic trainers […]

1.21.1

FTB Skies 2 Modpack (1.21.1) – Player-Driven Skyblock Progression

FTB Skies 2 Modpack is a progression-driven skyblock modpack built for Minecraft, focused on rewarding gameplay, custom mechanics, and player choice. Players begin on floating islands in the sky and progress through carefully designed systems that blend technology, magic, automation, and exploration. Instead of a single forced progression path, the pack allows players to choose […]