Ghidra is a software reverse engineering (SRE) framework

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

google maps for block game

Allows you to emulate an Android native library, and an experimental iOS emulation

ProGuard, Java optimizer and obfuscator

Replicate your Key Value Store across your network, with consistency, persistance and performance.

The modern, next-generation Minecraft server proxy.

A fast, customizable and compatible open source server for Minecraft: Java Edition

Neo Modding API for Minecraft: Java Edition, based on Forge

The real deal

Mixin is a trait/mixin and bytecode weaving framework for Java using ASM

Level-of-Detail renderer in Minecraft. Allows for render distances of millions of blocks. (Cubic Chunks-compatible) (WIP)

A byte code analyzer for finding deserialization gadget chains in Java applications

Disable Player Chat Reporting and make user messages untrackable.

Jabel - unlock Javac 9+ syntax when targeting Java 8

A Java math library for OpenGL rendering calculations

An easy to use multithreaded library for creating Discord bots in Java.

Low level access to native memory, JVM and OS.

Chronicle Bytes has a similar purpose to Java NIO's ByteBuffer with many extensions

Companion library to SpongePowered Mixin with many custom injectors for a more expressive experience.

Anti cheating plugin for Minecraft (Bukkit/Spigot).

A High Performance Network ( TCP/IP ) Library

Public facing repo for MCP SRG mappings.

Java VM running on a JVM

ELF parsing library in java.

[PATCHED] Exploit that allows one to authenticate as any user in Minecraft

A lightweight event system for Java 8+

A library for packet-based networking between clients and servers.

The fancy mod loader for NeoForged