Legacy Fabric mods

Shows a GUI after Minecraft crashes, immediately showing and analyzing all affected logs.

Speed up your world loading by removing unneeded chunks.

A mod that fixes various mouse bugs on macOS

An all-in-one optimization module dedicated to optimizing client-side rendering and server-side stability and fluency.

This mod raises the frame rate of the main menu from 30fps or 60fps to 120fps

Legacy Fabric Port of FPS Plus

OptiFabric for Legacy Fabric (1.3.1 to 1.13.2) and Ornithe (b1.7.3 to 1.14.4)

Moon Client is now a feature-complete, stable, and highly polished platform ready for both casual play and high-stakes PvP!

Fixes the Font Renderer in legacy Minecraft

A performance mod that uses the upscaling and frame generation features.

Port of Phosphor to Legacy-Fabric

Directly processes mouse input for improved precision.

LWJGL3 compatibility layer for Minecraft

Improves performance on Windows by registering Minecraft as a game

Reimplements chunk rendering using modern OpenGL features to improve performance. Ported to Legacy Fabric and Better Than Wolves CE

Modern networking for legacy Minecraft

Unofficial backport of LazyDFU for 1.13.2

Your own PvP Elo rating, earned on any server — no external tier list, no account. Kill-based ranking with K/D and killstreak tracking, a compact HUD, and rank tags on players you've fought.

Unofficial backport of Advancements Debug for 1.12-1.13.2

Add a “Search World” box for MC pre-1.13 || Enhance the searching behaviour

The mod that closes the game when it opens.

A legacy fabric mod that uses the pathfinding throttling code from 1.9.4 to reduce lag caused by zombie pathfinding.

Reworks the chat with various modern features and quality-of-life improvements.

This mod keeps all players on the same progression pace by limiting dimension access, ore generation, and XP gains – all fully configurable.