Round World Shaders for Minecraft 1.21.1, 1.21
A simple Shader that adds a slight visual curve to the world and darkens the lighting
- downloads
- 2 downloads
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- 33 views
- Updated
- Updated 03.09.2026
- 1.21 — 1.21.4
Fabric- Client
About Round World shaders
Round World is a Light-Weight shader that adds a slight visual curve to the world. It is FAR more noticable in-game than in the screenshots.
You can Set the curvature level in Shader options, even having a reverse curvature!
How to install Round World
With Millida Launcher
Install Millida Launcher
The launcher is free: download it at millida.net/launcher and sign in with any nickname.
Click “Install” on this page
The launcher opens and installs the shaders for Minecraft 1.21–1.21.4 automatically.
Launch the game
A profile with it appears in the launcher: click “Play”.
Manually
Install Iris
Without a shader mod the game cannot see shaders. Install it for the same Minecraft version.
Download the shader archive
Pick the file Round World1.1.zip (3 KB) and do not unpack it.
Put it in the shaderpacks folder
“Options”, then “Video Settings”, then “Shader Packs”, then “Open Shader Pack Folder”, and drag the archive there.
Select the shaders
In the same window, click the pack name and “Apply”.
Versions
With dependencies
| Minecraft | Loader | File | Date | Actions |
|---|---|---|---|---|
| 1.21 | Iris | 1.213.2 KB 2 | — |
FAQ
Which Minecraft versions does Round World work on?
There are files for 1.21.4, 1.21.3, 1.21.2, 1.21.1, 1.21. The newest is 1.21.4.
What do I need to run Round World?
Shaders are loaded through Iris: without it the game cannot see them.
Where can I download Round World safely?
On this page: the file Round World1.1.zip (3 KB) is stored on Millida’s server, with no link shorteners. SHA-1 checksum: 6ac0a7b34869f71e2b39df1364f1ef7c412b0771.
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