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Minecraft Java 1.21 Mods

Browse 150 free mods for Minecraft Java 1.21 — popular picks include elYEETra, Nerflytra - Nerf elytra boosting, Elytra Burn.

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elYEETra
1.21.3fabric

elYEETra

Min/Max Your Rocket Stack! A Minecraft mod that both enhances and nerfs Elytra rocket boosting by allowing multiple rockets to be used at once but also makes single rockets barely enough to get you off the ground.

271downloads
Nerflytra - Nerf elytra boosting
1.21

Nerflytra - Nerf elytra boosting

Disable or discourage using rockets while flying, performant and configurable.

265downloads
Elytra Burn
1.21fabric

Elytra Burn

Say goodbye to risk-free rocket boosting!

258downloads
V Elevator
1.20

V Elevator

V-Elevator - Press Space to go up, Shift to go down!

248downloads
Transparent Firework Trails
1.21.11fabric

Transparent Firework Trails

Makes firework rockets' trails almost invisible while flying on an elytra

244downloads
MysticRocket
1.21

MysticRocket

special infinite-use firework rockets designed for Elytra flight. Craft these glowing, enchanted rockets in four levels using rare materials

243downloads
Aquatic Creatures
1.21.4neoforge

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

242downloads
NoRockets2Waste
1.21.4fabric

NoRockets2Waste

Prevents you from using rockets accidentally!

225downloads
SpaceFrog's Frog Variant Changer
1.21.5

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.

219downloads
FirmaLifeHardCore
1.21.1neoforge

FirmaLifeHardCore

A mod that completely overhauls Firmalife's cellar and greenhouse mechanics — no Climate Station required. Enclosed spaces are auto-detected via BFS floodfill with dynamic AABB tracking. Any insulating blocks form a functional cellar or greenhouse.

216downloads
SpaceFrog's Real Pet Frogs
1.21.5

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).

213downloads
Mob Rockets
1.21.11fabric

Mob Rockets

Send hostile Overworld mobs on an explosive one-way firework rocket ride! For hand-held, crossbow, and elytra use.

213downloads
Shadowed´s Infinite (Dark) Fireworks Rockets
1.21.1neoforge

Shadowed´s Infinite (Dark) Fireworks Rockets

Adds the Dark Firework Rocket, an infinite firework rocket upgradeable with netherite that allows you to change flight durations on the fly with Elytra!.

208downloads
InTheMinecraftGalaxy
1.21.2fabric

InTheMinecraftGalaxy

A custom mod designed for the InTheMinecraftGalaxy server, bringing exciting new mechanics and items to enhance your Minecraft experience.

200downloads
The End Of The Moon
1.21.1fabric

The End Of The Moon

The End transforms into a hostile lunar environment with its own gravity, lack of oxygen, and atmospheric space effects.

198downloads
Ozempic For Doors
1.21.11fabric

Ozempic For Doors

OzempicFD, Gives open doors and trapdoors a 1-pixel hinge-side hitbox allowing ease of movement through block spaces that include doors or trap doors, Cauldrons and Composters.

198downloads
error killer
1.21.4fabric

error killer

If you try to place a block but an obstacle is in the way (like levers) the mod instantly grabs a Water Bucket or Lava Bucket from your hotbar to clear the space and places your block

197downloads
MultiPlanet
1.20

MultiPlanet

Most powerful translation solution for every minecraft server!

194downloads
Point Blank — Frontline Combat Launchers
1.20.1

Point Blank — Frontline Combat Launchers

Point Blank addon that adds bunch of different rocket launchers

192downloads
Pixelmon: No More Ultra Space
1.21.1neoforge

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.

191downloads
Anything Blocks
1.21.8fabric

Anything Blocks

Minecraft mod that lets players convert various items - from materials to food - into blocks. Its main purpose is compact storage, saving space and simplifying resource management.

188downloads
Smeshariki: Otherworld
1.21.8neoforge

Smeshariki: Otherworld

A mod featuring diverse space content in the spirit of Galacticraft.

180downloads
Minecraft But There Are RPG's
1.21fabric

Minecraft But There Are RPG's

Five rocket launchers. One mission. Maximum destruction. Craft your way from a humble iron tube to a reality-warping Neon Launcher — fully survival-friendly, fully explosive.

178downloads
Space SandBox 🪐
1.21.1fabric

Space SandBox 🪐

This massive mod replaces the standard Minecraft world with a vast expanse of the universe, where you can create your own planetary system or crash planets into one another.

173downloads
SpaceDuel
1.16.5

SpaceDuel

An addon for the SpacePvP plugin that adds duels.

165downloads
RocketRaid
1.21

RocketRaid

RocketRaid transforms Minecraft's crossbows into powerful RPG launchers.

164downloads
Mixed Stacks
1.21fabric

Mixed Stacks

Combine similar items to save inventory space.

157downloads
ATNoRocketBoost
1.21.1fabric

ATNoRocketBoost

Disables rocket boosting for the elytra. This mod is server side only

155downloads
Cobblemon // Project: Spacetime
1.21.1neoforge

Cobblemon // Project: Spacetime

A Cobblemon side-mod that adds space-time distortions to Cobblemon, inspired by Pokemon Legends: Arceus.

152downloads
SpaceFrog's Pet Tadpoles
1.21.5

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 :]

149downloads
The Rocket Sword
1.21.1neoforge

The Rocket Sword

A single powerful weapon that lets you dash through the air, fire explosive rockets, and blow things up.

148downloads
Chickenfix
1.18

Chickenfix

A really hacky workaround for chickens suffocating when growing in a 1x1 space, designed for my fox-based chicken farm (temporary fix for MC-9568)

147downloads
Quiet Apocalypse
1.21.1fabric

Quiet Apocalypse

Atmospherice, cosmic horror mod (megalophobia)

142downloads
Elytra Swapper
1.21.9fabric

Elytra Swapper

Fast elytra and chestplate swapping with rocket boosting, built to feel as vanilla as possible.

135downloads
Simple Space Mod
1.21.10fabric

Simple Space Mod

Extends world build limit and add damage on height above 500 blocks and without water breathing effect

129downloads
Delivery Rocket Mod
1.21.1fabric

Delivery Rocket Mod

This mod adds rockets, which deliver items!

118downloads