Lib 39
Lib39 is a general-purpose dependency library for Minecraft mods.
- Loaders
- FabricNeoForgeForge
- Downloads on Modrinth
- 20.6K
- Followers on Modrinth
- 3
- versions
- 8
- Updated
- April 19, 2026Apr 19
- Published
- in 2025
At a glance
Needed both in the game and on the server
A LIB
Current Library Features
- S2C Synchronized Data System (Not only supports Capability but also enables synchronization of more data types through DataProvider)
- I18n Language JSON Data Generation Code based on Provider (providing more convenient language data generation)
- Compatibility Code Registration Management Class (for easier compatibility with other mods)
- NBT Read/Write Utility Class using a chain pattern to reduce redundant serialization/deserialization logic
- A Series of Riding Methods for more convenient management of riding relationships
...and a range of other utility methods aimed at reducing repetitive coding tasks.
For Developers
Add the Maven repository in your build.gradle:
repositories {
maven {
name = "LTD Maven"
url = "https://nexus.bot.leisuretimedock.top/repository/maven-public/"
}
}Import the dependency:
implementation 'top.r3944realms.lib39:lib39:${version}'Version examples like 1.20.1-0.0.17:
implementation 'top.r3944realms.lib39:lib39:1.20.1-0.0.17'After building, this mod can be found in the library with examples included.
Click "Download Source Code" in the right-hand window to view JavaDoc annotations.
FAQ
How to install Lib 39?
Install Fabric for your Minecraft version, download Lib 39 for the same version and loader, put the file into the mods folder and launch the game with the loader profile.
Which Minecraft versions does Lib 39 support?
Lib 39 has builds for Minecraft 1.20.1, 1.21.10–1.21.11.
Is Lib 39 needed on the server?
Needed in the game and on the server