
MultiHitboxLib (DISCONTINUED)
Library to make multipart entities easier
About this Mod
This library makes it easier for modders to create entities with more than one hitbox.
ATTENTION
THIS PROJECT NEEDS MixinBooster ON MINECRAFT 1.20.1 TO RUN! Sadly this mod is not available on modrinth.
Features:
- Datapack driven creation of multipart entities (optional)
- Datapack driven setup of multpart entities (optional)
- Option to synch geckolib or azurelib bone positions to individual hitboxes
- Included library to enforce assets from the server onto clients
Wiki will be written once i have time.
- Jarinjaring, shadowing or directly including the source code or a built jar of this project in any way is not allowed unless otherwisely discussed with me personally. Forks in any form of the library created for the intent to publish it somewhere else are not allowed. Excuses are to be aranged with me via e-mail contact ([email protected]). Pull requests are allowed and welcome. Reuploading forks or ports to other mod loaders or minecraft versions are not permitted, if you want it for different versions, create a pull request on github.
- Forks and ports: not allowed. period. If you want it for a different version, create a pull request on github.
- Complete re-uploads (of the source code or builds) on other sites is not permitted unless explicitly permitted by me.
- Usage of the library in commercial projects (as in you get any form of direct monetary revenue for this (e.g. writing a mod for some youtuber)) is not permitted by default. For permission, contact me via e-mail ([email protected]) directly
- If the library is being used, the authors of this library have to be mentioned at least in the mod's credits section
- If the library is being used in a commercial (as in you get any form of direct monetary revenue for this (e.g. writing a mod for some youtuber)) projects, direct credit has to be given and we need to be contacted first for permission
For details on the license, check the master branch on the github repository.
Sponsored by BisectHosting!

Available Versions
How to Install MultiHitboxLib (DISCONTINUED) on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set forge Loader
In the panel under "Egg", select the forge loader and matching Minecraft version (1.20.1).
Install Mod
Open the mod browser in the dashboard and search for "MultiHitboxLib (DISCONTINUED)". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.20.1
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
MultiHitboxLib (DISCONTINUED) server crashes on startup – what to do?
Most common cause: wrong forge 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 (1.20.1). You can switch loaders with one click in the panel.
Is MultiHitboxLib (DISCONTINUED) compatible with forge and neoforge?
MultiHitboxLib (DISCONTINUED) officially supports forge, neoforge for Minecraft 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with MultiHitboxLib (DISCONTINUED) – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if MultiHitboxLib (DISCONTINUED) 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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Rent Modded Server
Install MultiHitboxLib (DISCONTINUED) with just one click on your server.