Collective Library (1.21.11, 1.20.1) Mod (1.21.11) – Shared Library

Collective Library is the backbone behind every mod created by Serilum, bundling shared code into a single dependency so you don't have to manage duplicate logic across dozens of installations. What makes it especially useful is its built-in event optimization — when multiple Serilum mods listen for the same game event, Collective combines those listeners into one, reducing overhead. If you use even two or three of Serilum's mods, this library is a required install.

Key Features

  • Shared code library — Provides common classes and utilities used by all of Serilum's mods, so each mod doesn't need to bundle its own copy
  • Event optimization — Automatically combines multiple mods listening for the same Minecraft event into a single handler, reducing redundant processing
  • Multi-loader support — Available for Forge, Fabric, Quilt, and NeoForge, matching the broad loader coverage of Serilum's mod collection
  • Wide version range — Supports Minecraft versions from 1.14.4 all the way to 1.21.11, covering years of Minecraft releases

Screenshots

How to Install

  1. Install your preferred mod loader (Forge, Fabric, NeoForge, or Quilt) for your Minecraft version
  2. If using Fabric, also install the Fabric API
  3. Download the correct version of Collective Library from the link below
  4. Place the .jar file into your .minecraft/mods folder
  5. Launch Minecraft — Collective loads automatically and any installed Serilum mods will detect it

Requirements

Category Details
Mod Loaders Forge, Fabric, Quilt, NeoForge
Dependencies Minecraft Forge, Fabric API, Quilt Loader, or NeoForge Installer (depending on your loader)
Minecraft Versions 1.21.11, 1.21.10, 1.21.9, 1.21.8, 1.21.7, 1.21.6, 1.21.5, 1.21.4, 1.21.3, 1.21.1, 1.21, 1.20.6, 1.20.4, 1.20.2, 1.20.1, 1.20, 1.19.4, 1.19.3, 1.19.2, 1.19.1, 1.19, 1.18.2, 1.18.1, 1.18, 1.17.1, 1.16.5, 1.16.4, 1.16.3, 1.16.2, 1.16.1, 1.15.2, 1.14.4

Pros & Cons

Pros

  • Required by a large collection of popular Serilum mods — one install unlocks dozens of options
  • Event combining optimization reduces overhead when running multiple Serilum mods together
  • Supports all four major mod loaders (Forge, Fabric, Quilt, NeoForge)
  • Extremely wide version support from 1.14.4 to 1.21.11

Cons

  • No standalone functionality — only useful as a dependency for Serilum's mods
  • Must be updated alongside every Minecraft version bump to keep Serilum mods working

Download

Minecraft VersionLoaderDownload Links
For Minecraft 1.14.4
Unknown
For Minecraft 1.16.1
Unknown
For Minecraft 1.16.2
Unknown
For Minecraft 1.16.3
Unknown
For Minecraft 1.16.4
Unknown
For Minecraft 1.18
Forge
For Minecraft 1.18
Fabric
For Minecraft 1.18.1
Forge
For Minecraft 1.18.1
Fabric
For Minecraft 1.19 
Forge
For Minecraft 1.19 
Fabric
For Minecraft 1.19.1
Forge
For Minecraft 1.19.1
Fabric
For Minecraft 1.20
Forge

For Minecraft 1.21.6
Forge

For Minecraft 1.21.9
Forge

For Minecraft 1.15.2
Forge
For Minecraft 1.16.5
Forge

For Minecraft 1.16.5
Fabric

For Minecraft 1.17.1
Forge
For Minecraft 1.17.1
Fabric
For Minecraft 1.18.2
Forge

For Minecraft 1.18.2
Fabric

For Minecraft 1.18.2
Forge

For Minecraft 1.19.2
Forge

For Minecraft 1.19.2
Fabric

For Minecraft 1.19.2
Forge

For Minecraft 1.19.3
Forge

For Minecraft 1.19.3
Fabric

For Minecraft 1.19.3
Forge

For Minecraft 1.19.4
Forge

For Minecraft 1.20.1, 1.20
Forge

For Minecraft 1.20.2
Forge

For Minecraft 1.20.4
Forge

For Minecraft 1.20.6
Forge

For Minecraft 1.21.1, 1.21
Forge

For Minecraft 1.21.3
NeoForge

For Minecraft 1.21.4
Forge

For Minecraft 1.21.5
Forge

For Minecraft 1.21.8, 1.21.7
Forge

For Minecraft 1.21.10
Forge

For Minecraft 1.21.11
Forge

Always download mods from official sources to stay safe.

FAQ

What does Collective Library actually do in-game?

Collective Library runs entirely in the background. It provides shared code that Serilum's mods depend on and optimizes event handling when multiple Serilum mods are installed. You won't see any new items, blocks, or menus from this mod alone.

Do I need Collective Library if I only use one Serilum mod?

Yes. Every mod by Serilum requires Collective Library as a dependency, even if you only have a single one installed. The event optimization benefit kicks in when you run two or more Serilum mods.

Which mod loader should I choose for Collective Library?

Collective Library is available for Forge, Fabric, Quilt, and NeoForge. Pick whichever loader matches the rest of your mod setup. Make sure to download the version that corresponds to both your Minecraft version and your mod loader.

Looking for more? Browse all Minecraft Mods on McInside.

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