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Collective Library Wiki › Guides › Understanding Collective Library's Role in Your Mod Setup

Understanding Collective Library's Role in Your Mod Setup

What Collective Library Does

Collective Library is a foundational mod that doesn't add content by itself. Instead, it provides shared code that other mods (particularly those from the same mod author) depend on to function. Think of it as a toolkit that multiple mods draw from.

Why You Need It

If you've installed mods that require Collective Library, you must have this mod in your mods folder for those mods to load correctly. Without it, dependent mods will crash or fail to initialize.

Performance Benefits

One of Collective Library's key features is event optimization. When multiple mods using the same library subscribe to the same game events (like entity ticks or block updates), Collective Library combines these into a single event handler. This reduces overhead and improves performance compared to each mod handling events independently.

Installation Check

To verify Collective Library is working:

  • Check your mods folder—the mod file should be present
  • Launch the game and watch for crash reports mentioning missing dependencies
  • If dependent mods load without errors, the library is functioning correctly