The most widely used, high performance Minecraft server that aims to fix gameplay and mechanics inconsistencies

The modern Java bytecode editor

Java wrapper for the popular chat & VOIP service: Discord https://discord.com

fastutil extends the Java™ Collections Framework by providing type-specific maps, sets, lists and queues.

Modern Java decompiler aiming to be as accurate as possible, with an emphasis on output quality. Fork of the Fernflower decompiler.

Allows of newer clients to connect to older server versions for Minecraft servers.

Fast minecraft rendering backend for sodium (nvidia only)

A user-interface library for Minecraft: Java Edition

Allows older clients to connect to newer server versions for Minecraft servers.

Client-side and server-side ViaVersion implementation for Fabric

Optimisation mod for the dedicated/integrated server.

A plugin repository used for paper plugins

A toolchain for Minecraft: Java Edition that builds a workspace to interact with the game using the official distributions provided to the public by Mojang Studios.

Branches of Paper that used the older build setup and history