Minecraft Java 1.20 Mods
Browse 1,441 free mods for Minecraft Java 1.20 — popular picks include SPACE MARINES, [HMI] Tiny Items, Rocket Mons [Cobblemon].
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SPACE MARINES
40K Warhammer In Minecraft that is dyeable and has a selection of armor trims.
[HMI] Tiny Items
Hold my items texturepack that makes your items take less space on screen keeping original animations untouched.
Rocket Mons [Cobblemon]
A mod that adds Celesteela to cobblemon
BackInPack | Portable Backpack
BackInPack is a plugin that will give your players additional space and opportunities.
Monumental Experience - In space
Welcome to Monumental Experience – In Space! 🚀 The third chapter of the series takes survival beyond the overworld. Start your journey in the vastness of space, facing new challenges, scarce resources, and cosmic adventure.
Nose Cones
making planes/ rockets? i have a block for you! https://discord.gg/wwgbeqSQB8
TARDIM: In Control
All of time and space, now automated and improved. This mod aims to improve your TARDIM experience
AdventureCrafts [Fabric]
Perfect modpack for survival and for those looking for adventure, new dungeons and structures, Nether and End revamped, New biomes and ores and Space travel but you still have to discover more, have fun!
No Crawling and Old Sneak behaviour
A mod that disables crawling and crouching/sneaking under 1,5 block spaces
Planets+
Adds more planets and moons to explore in Ad Astra!
Avaritia cosmic particle fix
This mod fixes a cosmic particle rendering bug in Avaritia

Dungeon And Village: Ad Astra
This modification adds dungeons and villages for the planets of the Ad Astra mod
Cosmos Uncharted
An (Server side) addon to Cosmic Horizons allowing many mods with basic flight abilities to be Compatible.
Better Animal Feeding
Feeding mobs in confined spaces is now easier.
RA: Redstone Additions
Introduces redstone logic gates and a compact clock designed for space-efficient builds.
Modrinth Tech Rat
Immersive Tech modpack for friends and family, where you can invite others to your single player world. Includes automation, space travel, guns, cars, planes, many mobs and instantly deploying buildings too :).
Pennywise: The Cosmic Horror
This Mod Adds IT To Your World
The Old LMB
A Mod that adds new Bosses, more angry mobs and some animals from our planet
Helldivers : Crafted Democracy
Spread Liberty to new worlds Helldiver! - Explore a host of worlds in need of liberation across the Galaxy! and crush the foes of freedom with the selection of weapons, armor and stratagems provided to you by S.E.A.F High Command! [ - This mod in Beta - ]
Primus: AlienEvo AddonPack
An Addon for Ad Astra that brings ben 10 related planets and systems to the mod
Ad Space
Modpack containing Ad Astra and optimization.
Anotherview
A mod that adds switching from any person view (Including Shoulder Surfing Reloaded) to first person view when entering a room or other enclosed space.
Exploring the Universe
Enjoy an exciting journey between planets with Quests!
The Moon - Explore with Olowar Space Industries
Explore vast surface are of the Moon and Make new Tools!!
GalaxySMP
The GalaxySMP modpack, which allows for players to explore the large expansive world and also space. From immersive aircraft and automobiles. You can use knowledge and also machinery to help you in your survival with the included 100+ mods.
Cosmic Additions – Oxygen & Survival Addon
Cosmic Additions is an exciting addon for the Cosmic Horizons mod that introduces new mechanics such as oxygen system, radiation, and temperature, enhancing the survival experience.
Carl
Quack Quack! Carl the Space Duck - DejojoTheAwsome's silly, little companion
SV Better Milky Way
Finally updated to Stellar View v0.4.X! Endeavors to make the galaxy more vibrant and realistic!
My mental breakdown goes on
A port of my third mental breakdown on planet minecraft
Better Small Shield
Makes your shield smaller to prevent it from covering extra space on your screen
FilterLite Shaders
A lightweight, screen-space post-processing shader focused entirely on color grading and camera filters. Features 20 built-in presets (Cinematic, Vintage, Lo-Fi, etc.) with minimal FPS impact.
Cosmic Equestrian's 100 Day Horse Challenge
All the mods, packs, and shaders I used in my 100 Days in a Horse World challenge on Cosmic Equestrian, bundled so you can experience the adventure exactly like I did.
Create Outbound
Crash-land on a harsh, living world, survive environmental hazards, rebuild civilization through industrial technology, and advance from primitive survival to interplanetary colonization.
[W.I.P.] Patchwork (previously LittleBigPlanet Java)
Semi-port with CTM textures, custom GUI and more
Space's Craftable Chainmail Armor
Chainmail Armor is now craftable using actual Chains! A vanilla-friendly datapack that fills the armor gap and gives the Chain item a much-needed purpose.
Space and stars GUI Compat
Mod compatibility for my "Space and stars GUI" texture pack