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Minecraft Java 1.21 Mods

Browse 13 free mods for Minecraft Java 1.21 — popular picks include Simple Animal pens, Strixun: Trials of the Wild, The Iron Frontier.

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Simple Animal pens
1.21.11fabric

Simple Animal pens

A simple datapack that allows to store many animals in one block to reduce lag on the server. also available as datapack

4.4kdownloads
Strixun: Trials of the Wild
1.21.11fabric

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.

1.4kdownloads
The Iron Frontier
1.21.1neoforge

The Iron Frontier

The Iron Frontier is a cinematic survival-industry modpack where you rebuild a fallen world using machines, power grids, railways, and agriculture. Explore a ruined frontier, restore civilization, and bring a silent world back to life.

831downloads
Just Winter
1.21.1neoforge

Just Winter

Escape into a winter wonderland. A cozy survival modpack focused on building, farming, and staying warm with immersive decorations and snowy aesthetics.

598downloads
Sandy Husks
1.21

Sandy Husks

Husks now drop sand when killed, with chances increasing using Looting - perfect for Skyblock and fast sand farming!

566downloads
Wildstead
1.21.1fabric

Wildstead

Wildstead is a Vanilla+ Fabric 1.21.1 modpack focused on immersive farming, enhanced world generation, village expansion, and balanced survival progression. A cozy, performance-optimized experience designed for long-term survival gameplay.

316downloads
Nythoria
1.21.1neoforge

Nythoria

A private modpack focused on quality-of-life, farming, building, and survival, made for friends to enjoy together. As it’s the first version, minor bugs or issues may occur.

287downloads
Hardcore x Create
1.21.1neoforge

Hardcore x Create

A modern Minecraft modpack focused on Create automation, magic, farming, exploration, and immersive gameplay with optimized performance and countless creative possibilities.

279downloads
Duck Survival+
1.21.1fabric

Duck Survival+

A mostly vanilla survival experience for the Ducks server, with smatterings of thirst and temperature management, a little farming expansion and lively animations, finished with a sprinkling of optimisation.

227downloads
Ancient Horizons:Legends of the Abyss
1.21.1fabric

Ancient Horizons:Legends of the Abyss

Ancient Horizons:Legends of the Abyss is a survival-adventure modpack that expands Minecraft with new dimensions, terrifying monsters, rich farming, and wildlife. Explore, fight, and build in a redefined world.

197downloads
Drop & Grow
1.21.5

Drop & Grow

Automatically plants dropped saplings. A great quality-of-life feature for clean inventories and farm automation that fits perfectly into vanilla survival

154downloads
Krypton Renamed Client Mod (1.21.1) – Ghost PvP Utility Client
1.21.1fabric

Krypton Renamed Client Mod (1.21.1) – Ghost PvP Utility Client

Krypton Renamed Client Mod is a Ghost Client for Minecraft, focused on PvP, crystal PvP, and utility enhancements. It is designed to be hard to detect, improve PvP performance, and provide support for survival, exploration, farming, and combat. Features: Crystal Auto Crystal – automatic placement and breaking of end crystals Auto Hit / Anchor Macro […]

[SNG] Dread Mechanica
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