LibrarianLib

An extensive collection of tools, utilities, and frameworks.

53.4K Downloads

fabricneoforgelibrary

Rent Server with this Mod

About this Mod

LibarianLib offers a large collection of powerful features for modders.

Facade, a powerful and extremely flexible GUI framework.
Glitter, high-performance particle systems that can handle tens of thousands of particles.
Albedo, non-opinionated shader infrastructure. Easily use custom vertex layouts with type-safe but familiar APIs.
Scribe, automatic annotation-based serialization with full support for generics (e.g. Map<Identifier, List<Pair<String, Block>>>).
Courier, an easy-to-use networking helper using Scribe.
Mosaic, data-driven sprite sheets, designed to keep magic constants out of your GUI code.

Available Versions

LibrarianLib 5.0.0release

MC 1.21.1fabric

June 10, 2025

LibrarianLib 5.0.0release

MC 1.21.1neoforge

June 10, 2025

How to Install LibrarianLib 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 "LibrarianLib". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabricneoforge

Minecraft Versions

1.21.1, 1.17.1

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

LibrarianLib 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 LibrarianLib compatible with fabric and neoforge?

LibrarianLib officially supports fabric, neoforge for Minecraft 1.21.1, 1.17.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with LibrarianLib – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if LibrarianLib 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.