Library List

This is a rather incomplete list of Minecraft related libraries finished or currently in development.

Name	Description	Author(s)	Language	License	Last Version Supported
go-yggdrasil	Allows usage of Mojang's Yggdrasil authentication system in Go	JoshuaDoes	Go	MIT	n/a
McProtocol	Packets, NBT, Login, Proxy	hansihe	Elixir	MIT	1.9.2
MojangSharp	.NET wrapper for Mojang API	Enzo Innocenzi (Hawezo)	C#	Apache License v2	All
Craft.Net	.NET Minecraft client, server, and data manipulation library	Drew DeVault (SirCmpwn)	C#	MIT	1.7.5
fastmc	Python packet parser/writer & utility library	Florian Wesch (dividuum)	Python	MIT	1.7/1.8
node-minecraft-protocol	npm install minecraft-protocol	andrewrk	node.js	BSD	1.7-1.12
mclib	C++ library for creating clients	plushmonkey	C++	MIT	1.10-1.12.1
pyCraft	Python minecraft client library	Ammar Askar (ammaraskar), Jeppe Klitgaard (Dkkline)	Python	Apache License v2	1.12.1
MCProtocolLib	Java implementation of the Minecraft protocol.	Steveice10	Java	MIT	1.6.4-1.11.2
Ozelot	Rust implementation of MCMODERN networking	C4K3	Rust	Public domain	1.12.2
SharpMinecraftLibrary		ags131, electronicboy	C#	Unknown	1.6.2 (Partial)
Pdelvos Protocol Implementation	.NET client/server protocol library with support for several versions.	pdelvo	C#	MIT	1.5.2
Minecraft PHP Client 2	PHP client and protocol library. With events, actions and API	shoghicp	PHP	WTFPL	1.5.1
libmcnet	Event based, zero-copy, portable Minecraft network protocol parser	deoxxa	C	BSD	1.4
node-mcnet	Node.JS bindings to libmcnet	deoxxa	JavaScript, node.js	BSD	1.3.2
MCPackets	Java Minecraft protocol library	main()	Java	Unknown	1.2.5
libmc--c	World representation data structures and OpenGL drawing functions.	axus	C++, OpenGL	GPLv3	1.1
mcproxy	Minecraft Proxy (and bot) framework in C++	mave	C++	GPLv3	1.1
fNbt	Reading, writing, and manipulating NBT files and streams, for .NET	Matvei Stefarov (fragmer)	C#	BSD	n/a
Yggdrasil.php	Interfacing with Mojang's Yggdrasil authentication system.	Jim C K Flaten (Jckf)	PHP	Unknown	n/a
libMC.Net	.NET Minecraft interaction library	umby24	C#	MIT	1.7.4
MineLib.Network	.NET Minecraft network client interaction library.	Aragas (Aragasas)	C#	MIT	1.8
NBT-Lib	Allows reading, writing and modification of NBT files and streams.	Evil-Co	Java	Apache License v2	n/a
DarkBot	Minecraft client, automation (AI) platform, and modular protocol library	DarkStorm	Java	BSD	1.5.2-1.7.9
NBTField	Another NBT library in C++	Socolin	C++	MIT	n/a
mclaunch-util-lib	Yggdrasil library in Java, has handy features for launchers.	Kronos	Java	MIT	n/a
OpenLauncherLib	Minecraft launching library written from scratch	Adrien "Litarvan" Navratil	Java	LGPL	1.0.0-1.9.2
S-Update	Powerful and simple Java update system, with Minecraft support. Works with a PHP Server	Adrien "Litarvan" Navratil	Java	LGPL	1.0.0-1.9.2
OpenAuth	Yggdrasil library, with possibility to give an other authentication server, it also has its own auth server.	Adrien "Litarvan" Navratil, Valentin "Vavaballz"	Java	LGPL	1.0.0-1.9.2
text	An open-source MIT-licensed library for working with text from Minecraft.	Jamie Mansfield	Java	MIT	1.11.2
JMCCC	A powerful open-source library for launching and downloading Minecraft.	to2mbn	Java	MIT	All