• Fork of Pufferfish for the best performance.
• Contains Lithium patches which respect Vanilla parity.
• Efficient redstone relying on Alternate Current, up to 4 times faster than Eigencraft's algorithm.
• (WIP) Implements C2ME to improve chunk generation speed, I/O and loading.
• Async Pathfinding and Multithreaded Entity Tracker from Petal which drastically reduce entity load.
• Configurable chat report system to disallow players from reporting others' messages to Mojang.
• Reduced bandwidth consumption and CPU usage from avoiding sending useless packets in certain situations.
• Pre-tweaked configuration files to reach optimal performance with minimal impact on normal behaviors.
• Login location hiding feature, which adds another security layer in the logs for admins.
• Bugfixes for several Minecraft issues.
• Faster process for Vanilla methods.
• Plugin compatibility with Spigot & Paper plugins.

The latest successful build can be downloaded here:

mirai-1.20.4.jar

Please note Java >= 17 is required, and Java >=19 is recommended.

You can also clone this repository and build it yourself. If you are interested in making a fork, check out this template there!

In order to distribute and use this server software, you need a paperclip file:

./gradlew applyPatches && ./gradlew createReobfPaperclipJar

Patches are licensed under GPL-3.0.
All other files are licensed under MIT.

Made with ♥ on Earth.