1.21.3 mods

Lightweight and modular API providing common hooks and intercompatibility measures utilized by mods using the Fabric toolchain.

The fastest and most compatible rendering optimization mod for Minecraft. Now available for both NeoForge and Fabric!

Using async path-tracing to hide Block-/Entities that are not visible

Memory usage optimizations

Adds a mod menu to view the list of mods you have installed.

No-compromises game logic optimization mod. Well suited for clients and servers of all kinds. Now available for Fabric and NeoForge!

Speed up immediate mode rendering in Minecraft

Reduce resource usage while Minecraft is in the background, idle, or on battery.

A working voice chat in Minecraft!

A Minecraft mod that provides realistic sound attenuation, reverberation, and absorption through blocks.

Reduce block entity FPS lag with almost no compromises, and improve their visuals

BetterF3 is a mod that replaces Minecraft's original debug HUD with a highly customizable, more human-readable HUD.

A Minecraft mod that improves the statistics screen and makes it more useful.

Open a LAN server to anyone, anywhere, anytime.

Customize Map Color, Block Colors, Colormaps and Block Sounds, Biome Colors, Dye Colors. Supports Optifine format. For Resource Packs

Reintroduces vanilla-like smooth lighting to non-full blocks (e.g. dirt paths and how they have dark shading when directly next to a full block) when using Sodium.

Instanced rendering for entities and block entities using Flywheel

A small Mod that add new ambient effects to the Minecraft!

A mod for sharing game files like resource packs, shaders, saves and more between separate Minecraft instances.

Decorate, organize & display your books with colour! Works with Lecterns, Chiseled Bookshelves & Enchanting Tables!

Allows you to access every item in the bundle beyond the vanilla 12 item limit in 1.21.2+.

A Minecraft mod for 1.21.5+ that allows the user to set seamless transitions between different light levels in different environments.