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Idle Boost project artwork

Modrinth · Minecraft mod

Idle Boost

This mod optimizes performance when Minecraft is running in the background.

Choose a version Pick your version below, then grab the matching file.

Quick answer

Which Idle Boost release should I use?

Updated 1 year ago
Latest stable file 1.2.0+1.21.1
Game version 1.21.1
Loader Fabric

Idle Boost 1.2.0+1.21.1 targets 1.21.1 with Fabric. It must be installed on the client. Do not install it on the dedicated server. All 1 required mods have matching files.

Where it goes

Is Idle Boost required on the client, server, or both?

It must be installed on the client. Do not install it on the dedicated server.

Client Required
Dedicated server Not supported
Loader for this release Fabric
Required install it here Optional supported, not mandatory Not supported do not install here Source doesn’t say do not assume

This file is marked client-only.

Understand client and server requirements Read the Minecraft installation guide

What else does Idle Boost 1.2.0+1.21.1 need?

1.2.0+1.21.1. Change the file and its required mods may change too.

All 1 required mods have matching files

Install Fabric API first. We found matching files for this game-version and loader setup. 1 comes through another mod in the chain.

2 listed on this file 1 pulled in by one of those mods
Mod Menu Optional for Idle Boost 1.2.0+1.21.1
optional
Matching file found Matched file: 11.0.4
Fabric API Needed by Idle Boost 1.2.0+1.21.1
required
Matching file found Matched file: 0.116.15+1.21.1

1 extra mod was pulled in by another dependency. Indented rows show who needs each one. We only count dependency files that match this setup. A file for another loader does not fill the gap.

Before you install it

Add Idle Boost without breaking your instance.

Built for Idle Boost 1.2.0+1.21.1. Pick another file and the loader, install side or required mods may change.

  1. 01

    Stick to this file

    Use 1.2.0+1.21.1. It targets 1.21.1 with Fabric; another release may have different loader, side or dependency requirements.

  2. 02

    Bring the mods it needs

    Install Fabric API first. We found matching files for this game-version and loader setup. 1 comes through another mod in the chain.

  3. 03

    Put it on the correct side

    It must be installed on the client. Do not install it on the dedicated server.

  4. 04

    Pick the file you checked

    Use the “Get this file” button beside 1.2.0+1.21.1. It opens that exact file at the source.

About this project

What does Idle Boost add?

curseforge modrinth
fabric forge neoforge

Idle Boost was created by Kyronis. This mod reduces FPS and render distance when Minecraft is running in the background.

There are some advantages this mod has over other similar mods:

  • ⚙️ Easy to configure via a custom options menu
  • 🔁 Works on Fabric and NeoForge
  • 🧩 No dependencies required
  • 📦 Small and lightweight, with a file size of 24KB/25KB
  • 🔓 Open Source

📌🌍 Latest Versions & Supported Languages

A full and always up-to-date version and language list is now available here on the official website.

You can help translate Idle Boost! Click here

website documentation generic bluesky

Project description from Modrinth.

Pick your setup

Idle Boost by Minecraft version and loader

Choose the version and loader you play, then open the matching release.

8 available setups

Check the dependencies, then try the file in a copied instance before changing a world you care about.

Recent files

Idle Boost versions and loaders

20 of 20 releases match

Looking for an older file? The official Modrinth project page is in Resources.

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