Adopted Projects

These projects remain free and open-source, with Open Collaboration providing infrastructure, resources, and long-term support.

GeyserMC

Bringing together the Minecraft community, one project at a time.

Geyser

Geyser is a program that allows Minecraft: Bedrock Edition clients to join Minecraft: Java Edition servers, allowing for true crossplay between both editions of the game.

5.4k+ 4.5k+

Floodgate

Floodgate is a hybrid mode plugin to allow for connections from Geyser to join online mode servers.

600+ 400+

MCProtocolLib

MCProtocolLib is a simple library for communicating with Minecraft clients and servers.

850+ 1.5k+

Rainbow

A Minecraft mod to generate Geyser mappings and Bedrock resourcepacks for use with Geyser's custom content APIs.

70+ 240+

Thunder

Thunder is a pack converting tool from Minecraft: Java Edition to Minecraft: Bedrock Edition.

150+ 240+

Geyser Global API

The API powering Bedrock account lookups and Floodgate account linking.

10+ 150+

CloudburstMC

Maintains core libraries to power Minecraft: Bedrock Edition servers.

Protocol

A protocol library for Minecraft that supports multiple versions.

350+ 850+

ProxyPass

Proxy pass allows developers to MITM a vanilla client and server without modifying them.

150+ 150+

Nukkit

Nukkit is a server software for Minecraft: Bedrock Edition.

1.3k+ 4.0k+

Incubating

These projects are in early stages, and might not be fully stable yet.

Boar

FOSS Minecraft: Bedrock Edition predictive anticheat

80+ 550+