Neoforge Mods for Minecraft Java
Browse 279 free Neoforge mods for Minecraft Java — popular picks include ItsJustABackpack, FirmaLifeHardCore, Space's Better Stuff.
Step by step: How to install Minecraft Java mods & modpacks
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ItsJustABackpack
well uhh, its a mod, that uhh, adds a backpack... which gives you like storage space and stuff...
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.
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!
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!.
BredExempt
Bred animals and egg-hatched chickens are automatically exempted, leaving more space for naturally spawning wildlife.
Mob Rockets
Send hostile Overworld mobs on an explosive one-way firework rocket ride! For hand-held, crossbow, and elytra use.
Cobblemon // Project: Spacetime
A Cobblemon side-mod that adds space-time distortions to Cobblemon, inspired by Pokemon Legends: Arceus.
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.
Smeshariki: Otherworld
A mod featuring diverse space content in the spirit of Galacticraft.
msp
Realistic orbital physics, rocket engineering, and space program progression for Minecraft. Build Create contraptions, launch them with real gravity/drag/re-entry, do science, unlock tech via FTB Quests.
Aero Science Program
Sable & Create Addon: Adds research experiments inspired by Kerbal Space Program
GalaxyByne's Economy
Run your own realistic bank with this server economy datapack!
Dogs Compact Blocks
Compacts Block to Save you Space
The Rocket Sword
A single powerful weapon that lets you dash through the air, fire explosive rockets, and blow things up.
Invaded Space
(Practically adds nothing as of now) A space Minecraft mod we are making that will capture the creativity of a robot civilization
Mars Renaissance
The Mars Planet add to Minecraft!

Planet - Border teleport
Border-teleport mod: teleports entities crossing world borders (±326) to opposite side. Perfect for 1:326 Earth maps. Open-source (remix allowed, but must keep code open).
Space Junk
This mod is super low quality. Install only if curious what it is.
AdvancementFireworks
It's a simple mod that only celebrates the player's achievements by launching rockets; nothing out of the ordinary.
Pangu Spacing
Automatically inserts spaces between CJK (Chinese, Japanese, Korean) characters and Latin alphabets/numbers in Minecraft for a cleaner, more readable chat and UI.
Item & Block Compressor
📦 A datapack designed to aid in inventory management, you can compress common items and blocks to free up space in your inventory and chests.
Liminal
This project brings liminal spaces to Minecraft
Scarab2233s End Hut
This mod adds a little end hut that will give you gun powder for rockets and make the end not so plane without changing the game completely
Simple keys
This mod lets you see what keys your pressing like wasd and space bar
Pressurized Barrels
This mod adds pressurized barrels to Minecraft, allowing you to store 54 or even 162 stacks in a single block of space.
Structure Moss
A mod to add some utility blocks to help with building/filling spaces.
RocketORE
This mod adds new "rocket" ores tools and armor. Its my first mod so i hope you enjoy ;)
MagicFactory
Mod adding a new liminal space
Create: Wrenchable Blocks+
Create: Wrenchable Blocks+ lets you configure which blocks can be picked up with the Create Wrench using a simple JSON file. Supports individual blocks, Block Tags, entire mod namespaces, and block exclusions.
Alienated
Adds a whole new planet to explore!
TheHandOKill
Small mod adds the iconic "space erasure" sound that plays every time you kill a mob with a single hit

The Enderian Crucible
Unleash cosmic power with new End-game tools and armor that surpass Netherite.
timeturner
add a item that will teleport you to the same world but totaly made of bedrock to have more space and make 2 bases on the same spot.
Unslotted
Removes a considerable portion of your inventory slots, turning them into a space you can drag items around freeform instead.

Green Space's TNT's
This mod is a TNT mod inspired by a lot of Minecraft modded TNT's. Note: This mod is not on forge yet, I have had some issues logging in so I switched to publishing this mod on Modrinth, sorry! will fix soon! v0.1, 4 TNT's. Bye!
More Metal Blocks
adds more iron blocks that are almost all just colorshifted copper blocks. adds iron grates, chiseled and polished iron, etc. basic but adds more plain building blocks. sometimes a bit of plain can balance out an overwhelming space.