
Modrinth · Minecraft mod
MossyLib
Library with basic utilities for Mossy projects.
Quick answer
Which MossyLib release matches 1.21.11 Fabric?
MossyLib 1.5.0+1.21.11+fabric targets 1.21.11 with Fabric. It must be installed on the client. Do not install it on the dedicated server. All 1 required mods have matching files.
Where it goes
Is MossyLib required on the client, server, or both?
It must be installed on the client. Do not install it on the dedicated server.
This file is marked client-only.
What else does MossyLib 1.5.0+1.21.11+fabric need?
1.5.0+1.21.11+fabric on 1.21.11 Fabric. Every mod below is checked against that same setup.
Install Fabric API first. We found matching files for this game-version and loader setup. 1 comes through another mod in the chain.
1 extra mod was pulled in by another dependency. Indented rows show who needs each one. We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add MossyLib without breaking your instance.
Built for MossyLib 1.5.0+1.21.11+fabric on 1.21.11 Fabric. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use 1.5.0+1.21.11+fabric. It targets 1.21.11 with Fabric; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
Install Fabric API first. We found matching files for this game-version and loader setup. 1 comes through another mod in the chain.
- 03
Put it on the correct side
It must be installed on the client. Do not install it on the dedicated server.
- 04
Pick the file you checked
Use the “Get this file” button beside 1.5.0+1.21.11+fabric. It opens that exact file at the source.
About this project
What does MossyLib add?
[
](https://boosty.to/lopymine/donate)
Description
MossyLib is a simple library that has all the common code for my mods. It really makes it easier and faster for me to develop mods.
What it has:
- Special YACL theme for my mods
- Utilities
- Ready-made multi-versioned & multi-loadered code (to support Fabric and (Neo)Forge)
Project description from Modrinth.
Pick your setup
MossyLib by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
26.3-snapshot-6
1 loader build26.3-snapshot-5
1 loader build26.2
2 loader builds26.1.2
2 loader builds26.1.1
2 loader builds26.1
2 loader builds1.21.11
2 loader builds1.21.10
2 loader builds1.21.9
1 loader build1.21.8
1 loader build1.21.7
1 loader build1.21.6
1 loader buildShowing the newest 12 of 16 game versions. Older files are in the list below.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
MossyLib versions and loaders
1.5.0+1.21.11+fabric
MossyLib-1.5.0+1.21.11+fabric.jar
21 Jun 2026
1.4.0+1.21.11+fabric
MossyLib-1.4.0+1.21.11+fabric.jar
6 Jun 2026
1.3.0+1.21.11+fabric
MossyLib-1.3.0+1.21.11+fabric.jar
10 May 2026
1.1.0+1.21.11+fabric
MossyLib-1.1.0+1.21.11+fabric.jar
9 Jan 2026
1.0.5+1.21.11+fabric
MossyLib-1.0.5+1.21.11+fabric.jar
30 Dec 2025
1.0.4+1.21.11+fabric
MossyLib-1.0.4+1.21.11+fabric.jar
24 Dec 2025
Looking for an older file? The official Modrinth project page is in Resources.

