ModsJava
SDM UI Lib
A simple library that will simplify the creation of interfaces. Free Minecraft Java mod for 1.21, 1.21.1.
I don't know my version or loader
Open the Minecraft launcher and look at the profile you play on — it names both, like fabric-loader-1.21.4. The version also shows in the bottom-right corner of the game's main menu.
No loader in the profile name? Then it's plain Minecraft, and these mods won't run — you need Fabric or NeoForge installed first.
This library is designed to simplify the creation of interfaces Designed to replace FTB Library in SDM mods
What are the features
- RGB/RGBA
- Drawing primitives such as triangles, squares, circles
- Simplified interaction with rotation, scale, and render priority
- Render Items, Entity, Blocks on GUI
- Containers that allow you to animate elements
- Lots of widgets
- The ability to place objects in an area with random positions, rotations and sizes
- And more
Verified by MCModsHub
- Ships as sdmuilibrary-neoforge-1.21-1.9.2.jar — drop this file into the mods folder
- Download size: 7.5 MB
- Download link checked 26 Aug 2026 — working
These come from our own check of the pack file, not from the source page.