ModsJava
Moonlight Lib (1.21.1, 1.20.1) – Unlock Your Favorite Mods
Java mod listed for Minecraft 1.20–1.21. Downloads from the MC Java Mods app on Android.
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Moonlight Lib provides a collection of shared tools and code that other mods can use. It helps add special features like dynamic textures, new villager behaviors, custom item animations, and more. This library is required for certain mods to work correctly.

Features:
- Lets other mods create resource packs and datapacks automatically while the game is running.
- Allows mods to easily add new variants for block sets, like supporting all wood types from other installed mods.
- Includes a full system for adding custom markers and decorations to in-game maps.
- Provides a way to add new tasks and change villager schedules without causing conflicts.
- Enables custom first-person and third-person animations for items, similar to the crossbow or spyglass.
- Adds a new advancement trigger for when an item is used on a grindstone.
- Introduces a flexible fluid system that supports different containers like bottles and bowls.
- Helps mods register new dispenser behaviors without overriding existing ones.
- Allows new villager trades to be added through datapacks.
Commands:
- Includes a command for debug renderers.
Moonlight Lib Download Links
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21.1, 1.20.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: In MC Java Mods, or directly above on this page.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
File checked by MCModsHub
- Downloads as 26337.mcaddon
- Download size: 1.5 MB
- Download link checked 25 Sept 2026 — working
- Mirrored on our own servers — the download does not depend on the original host
These come from our own check of the pack file, not from the source page.