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CurseForge · Minecraft mod
Upper Space
Upper Space lets you go into space in Minecraft, via going high enough in the overworld.
Choose a version Pick your version below, then grab the matching file.
Quick answer
Which Upper Space release should I use?
Latest stable file upper_space-1.0.1.jar
Game version 1.21.1
Loader NeoForge
Upper Space upper_space-1.0.1.jar targets 1.21.1 with NeoForge. The project page does not say whether this file belongs on the client, dedicated server, or both. No extra mods listed for this file.
Where it goes
Is Upper Space required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
Client Source doesn’t say
Dedicated server Source doesn’t say
Loader for this release NeoForge
Required install it here Optional supported, not mandatory Not supported do not install here Source doesn’t say do not assume
The source does not explicitly classify this release as client-only or server-only.
What else does Upper Space upper_space-1.0.1.jar need?
upper_space-1.0.1.jar. Change the file and its required mods may change too.
This file does not list any required mods. Do not add a library just because a different file uses it.
This file does not list any required or optional mods.
Before you install it
Add Upper Space without breaking your instance.
Built for Upper Space upper_space-1.0.1.jar. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use upper_space-1.0.1.jar. It targets 1.21.1 with NeoForge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside upper_space-1.0.1.jar. It opens that exact file at the source.
About this project
What does Upper Space add?
Upper Space lets you go into space in Minecraft, via going high enough in the overworld. This mod is a simple space mod which is fun for minimalistic people who want space inside of Minecraft, but without all of that useless clutter and junk and stuff.
Project description from CurseForge.
Pick your setup
Upper Space by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Upper Space versions and loaders
upper_space-1.0.1.jar
31 Aug 2026
Client Source doesn’t say Server Source doesn’t say Dependencies No extras listed Listed on Release listing
Check the 1.21.1 · NeoForge setup 1.21.1NeoForge release
upper_space-1.0.0.jar
30 Aug 2026
Client Source doesn’t say Server Source doesn’t say Dependencies No extras listed Listed on Release listing
Check the 1.21.1 · NeoForge setup 1.21.1NeoForge release
Looking for an older file? The official CurseForge project page is in Resources.
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