Library List

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Minecraft Modern Tools and Mods
Clients | Servers | Libraries | Utilities | Wrappers

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