ModsJava
SDM UI Lib
Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
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
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21, 1.21.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
File checked 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 7 Oct 2026 — working
These come from our own check of the pack file, not from the source page.