Optimises worldgen performance for a better gameplay experience.

Rewrites the light engine to fix lighting performance and lighting errors

Adds a list of mixins in the stack trace to crash reports

Makes the game boot faster by deferring non-essential initialization

See farther without turning your game into a slide show

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

Common library providing a lightweight configuration system

Placeholder and Text manipulation library for your Minecraft mods.

A complete redesign of Minecraft's Nether fortresses!

A long-awaited and much-needed abandoned mineshaft overhaul!

A complete redesign of Minecraft's dungeons!

A complete redesign of Minecraft's ocean monuments!

Open a LAN server to anyone, anywhere, anytime.

Improves performance by tweaking mob despawn rules. Say bye to pesky unintentional persistent mobs.

A complete redesign of Minecraft's jungle temples!

An overhaul of the main End Island where the dragon fight takes place!

Adds overhauled witch huts to swamps!

A complete redesign of Minecraft's strongholds!

Ensures correct destinations when travelling back and forth through Nether Portals in Multiplayer.

spark is a performance profiler for Minecraft clients, servers and proxies.