CraftLib
Minecraft Utility Library that makes development using Stonecutter easier
About this Mod
CraftLib
What is CraftLib?
CraftLib is a Client Library that adds unified Api to make a mod more Maintainable and survive Minecraft Api changes. It will do nothing on its own and is only a bridge between different Minecraft versions.
Installation Guide
Download the File from Modrinth and put it in the Fabric Mod Directory or install it through the Modrinth Desktop App.
Available Versions
How to Install CraftLib 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 (1.21.11).
Install Mod
Open the mod browser in the dashboard and search for "CraftLib". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.11, 1.21.10, 1.21.9 (+9 more)
Server-side
✗ UnsupportedRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
CraftLib 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 (1.21.11). You can switch loaders with one click in the panel.
Is CraftLib compatible with fabric?
CraftLib officially supports fabric for Minecraft 1.21.11, 1.21.10, 1.21.9. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with CraftLib – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if CraftLib 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.
Rent Modded Server
Install CraftLib with just one click on your server.