
Matthiesen Lib
A lightweight Architectury-style library for shared mod code across Fabric and NeoForge (Minecraft 1.21.1).
About this Mod
Matthiesen Lib
Matthiesen Lib is a lightweight Architectury-style library that enables mod developers to write shared code that works seamlessly across both Fabric and NeoForge mod loaders for Minecraft 1.21.1. Instead of maintaining separate implementations for each platform, you can write your mod logic once in common code and let Matthiesen Lib handle the platform-specific details.
Note: For regular users, This library does nothing on its own - it's a developer tool. If a mod requires Matthiesen Lib, simply drop it in your
modsfolder alongside the mod that needs it.
Docs
Documentation for the library can be found at mods.matthiesen.dev
Dependencies
- Matthiesen Lib API - The core API mod that provides the shared code and functionality for mod developers to use in their mods.
Optional Dependencies
- Ember's Text API - Use fancy text effects anywhere, including custom fonts!
Version Compatibility
| Minecraft Version | Library Version |
|---|---|
| 1.21.1 | 1.x.x |
Available Versions
How to Install Matthiesen Lib on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set fabric Loader
In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.1).
Install Mod
Open the mod browser in the dashboard and search for "Matthiesen Lib". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.1
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Matthiesen Lib server crashes on startup – what to do?
Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.1). You can switch loaders with one click in the panel.
Is Matthiesen Lib compatible with fabric and neoforge?
Matthiesen Lib officially supports fabric, neoforge for Minecraft 1.21.1. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Matthiesen Lib – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Matthiesen Lib consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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