Minecraft Java 1.21 Mods
Browse 80 free mods for Minecraft Java 1.21 — popular picks include by SukaiiXb, Stellar Depths, SpaceFrog's Hungry Hungry Frogs *FroggyCraft Addon*.
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by SukaiiXb
by SukaiiXb is a dark cosmic CPvP pack floating in a deep purple nebula — pitch-black netherite, vivid teal diamond, and a universe-edge atmosphere built for competitive play. 🌌
Stellar Depths
Drift through cosmic emptiness. A space exploration mod built around scale, silence, and the unknown.
SpaceFrog's Hungry Hungry Frogs *FroggyCraft Addon*
Adds FroggyCraft-specific hostile mobs to the frog food list of SpaceFrog's Hungry Hungry Frogs (can be used with any modded mods found in the FroggyCraft modpack)
Carpet Sky Additions Miller's Planet
Carpet extension providing a world like Miller's Planet from movie Interstellar, with new ways to obtain resources.
Compactible Mob Drops
Now you can compress mob drops into compact blocks to save space!
Altar of the Sunne & Ultra Space by Ritsen
This datapack adds the Altar of the Sunne, Ultra Space and ways to obtain all Ultra Beasts, Necrozma and the Cosmog line to Cobblemon.

Stellaria
A mod dedicated to fighting enemies in a space-like environment!
Aquatic Creatures
Did you know we know most about the space than own ours oceans? I want to make you feel that with this mod
Mob Rockets
Send hostile Overworld mobs on an explosive one-way firework rocket ride! For hand-held, crossbow, and elytra use.
SpaceFrog's Real Pet Frogs
You can tame & make frogs your pets similar to wolves & cats. They get power-ups, they'll teleport to you on your adventures, or summon them as a mighty Frog Squad! They'll even defend you from hostile mobs (see details).
SpaceFrog's Frog Variant Changer
Change a frog's variant type using a vanilla/survival-friendly method. Works with vanilla (cold, temperate, warm) and optionally 'More Frogs 2' variants: crimson, ender, infernal, poison dart, purpur, sculk, spirit, warped, and wood.
Space's Better Stuff
This mod aims to add many improvements to the game such as an End Update, Deep Dark Update and much much more. The current version of the mod has added new features in the end; the mod is in active development and will continue to receive new features!
Pixelmon: No More Ultra Space
No More Ultra Space [Pixelmon Sidemod] removes Ultra Space and wormholes for good, relocating every Ultra Beast into matching overworld biomes with beast chests, horde battles, and ultra terrain blocks all aquirable from the overworld.
SpaceFrog's Pet Tadpoles
Fulfill your dream of having a pet tadpole! You can even attach leads and keep them as young tadpoles forever! Take them on a walk and bond, but make sure to follow local leash laws :]
Space Mod
Do you hate when you fall thought the void in the end and lose everything? This mod adds a space dimension below the end!
Aizen_0
This modpack will boost your FPS like a rocket, and also, this modpack can also run on the mobile launcher.
SpaceFrog's Cat Variant Changer
Change a cat's breed (variant type) using a vanilla/survival-friendly method. Choose from all kitty varieties: black, calico, jellie, orange (red), persian, ragdoll, shorthair, siamese, tabby, tuxedo, white & a special random type.
MC Style Freedom Planet Health
Replaces the Minecraft Hearts with Freedom Planet Petals instead
Wandering Pyrotechnician
Gives a 50% chance to spawn a Wandering Pyrotechnician instead of a Wandering Trader. He specifically sells Firework Rockets and Supplies.
Mars Renaissance
The Mars Planet add to Minecraft!
Cobblemon // Project: Spacetime
A Cobblemon side-mod that adds space-time distortions to Cobblemon, inspired by Pokemon Legends: Arceus.
TheHandOKill
Small mod adds the iconic "space erasure" sound that plays every time you kill a mob with a single hit
Alienated
Adds a whole new planet to explore!
AUUAOCRAFT
Strange devices that seem to have come from outer space...
Planet of Mobs
You've never seen so many mob variations!
HealthIndicatorss
Shows health hearts, HP, armor and distance above mobs and players in world space. Toggle visibility with V key.
Spaceworld Mons Data Pack (1.21.1, 1.20.1) – Catch and Train Forgotten
Spaceworld Mons Data Pack expands Cobblemon with over 80 prototype pocket monsters from early gaming history. It adds forgotten creatures, new evolutionary paths, and distinct combat attacks to your survival world. You can find these rare forms wandering biomes naturally, train them through battle, or evolve old favorites into brand-new forms. Features: Adds over 80 […]
Drodi's Shield Resource Pack (1.21.11, 1.21.1) – Cleaner Shield Models
Drodi's Shield Resource Pack restyles the standard shield to make fighting much better. This pack replaces the old, blocky model with a cleaner design that takes up less space on your screen. You can now see everything around you while staying safe from monster attacks. Features: Clearer Vision: Shrinks the shield model when you block […]
Planeta Cobblemon Pokemon Data Pack (1.21.1, 1.20.1) – Summon Paradox Pokemon
Planeta Cobblemon Pokemon Data Pack adds custom 3D models for extra Pokémon to your world. It works with the main Cobblemon mod to bring more creatures into the blocky universe. Right now, these new additions do not spawn on their own, so you need to use game commands to see them. It packs in fan-favorite […]
Petrol Parts Mod (1.21.1, 1.20.1) – New Create Mod Components
Petrol Parts Mod is an add-on for the Create mod, that introduces some new block mechanisms that can be used in combination with Create machinery. The newly added mechanisms include components like Coaxial Cogwheel, Differential, Double Cardan Shaft, Planetary Gearset, etc. Of these, the Hydraulic Transmission system allows you to easily transport items between different […]
Many Flowers Mod (1.21.5, 1.20.1) – New Flower Types For Every Biome
Many Flowers Mod fills the empty spaces of Minecraft’s world with a variety of beautiful and functional flowers. Features: Common Flowers: Decorative, fits vanilla style. Uncommon Flowers: Grant small player effects. Rare Flowers: Change player/world behavior. Ore Flowers: Double ore drops. Epic Flowers: Influence mobs and player movement. Screenshots: Many Flowers Mod Download Links For […]
Juju's Cosmic Sword Data Pack (1.21.5, 1.21.3) – Wield The Power Of The Warden In A Blade
Juju's Cosmic Sword Data Pack grants you a cosmic sword infused with the strength of the Warden. Unleash devastating blows and dominate your enemies with a weapon that channels one of Minecraft’s strongest mobs! Enjoy playing this data pack! Features: You get the sword by being the first to pick up the dragon egg, but […]
Fox's Handheld Cannon Mod (1.21.4, 1.20.1) – A Fun Mix Of Mobility And Explosion
Fox's Handheld Cannon Mod introduces a new item that allows players to perform rocket jumps and deal explosive damage in Minecraft. Each ammo type provides a different effect: gunpowder launches you backward, TNT sends explosives flying, and fire charges launch explosive fireballs. Features: Rocket Jump Mechanic: Launch yourself into the air using gunpowder, great for […]
Better Ghast Remastered Resource Pack (1.21.1, 1.20.1) – Texture Pack
Better Ghast Remastered Resource Pack overhauls the Ghast mob, transforming it into a more imaginative version that resembles jellyfish or other sea creatures. The pack features eight unique micropack models, each offering a different take on the Ghast, with designs that evoke an alien or cosmic aesthetic. While retaining the classic Ghast face and tentacles, […]
More Dungeons Modpack (1.21.1, 1.20.1) – More Monster Rooms
Dungeons in Minecraft, also known as Monster Rooms, are automatically generated structures created by the game, regardless of the game mode you're playing. They are created as five to seven block spaces surrounded by Cobblestone and Moss Stone (which cannot be found naturally anywhere else in the game), and can contain up to two Chests. […]
Capri's Picnic Carpets Resource Pack (1.21.1, 1.20.1) – Texture Pack
Capri's Picnic Carpets Resource Pack provides players with a charming selection of cute picnic carpets to enhance their in-game experience. By introducing custom picnic carpets, this resource pack enhances the aesthetic appeal of outdoor spaces in Minecraft. The colorful and decorative carpets add warmth and charm to picnic areas, transforming them into inviting and cozy […]