Grasscutter Universe

A mono-repo for Magix's version of Grasscutter (and additional projects).

Contents

• grasscutter (gameserver)
• universe (gateserver)
• magic-gc (sdk)
• cultivation (launcher)
• ayylmao (packet sniffer)
• snowflake (runtime patcher)

Other Content

• kcp - A fork of the KCP protocol, reimplemented for Rust and modified for miHoYo's proprietary protocol.
• meadow-server - The frontend for the SDK server.
• rs-common - Common code for Rust-based projects.
• scripts - A collection of scripts.

Dictionary

• gameserver - A server which handles the game's packets.
• gateserver - A server which clients request a gameserver IP address from.
• sdk - A general purpose server which handles user authentication, analytics, and client configuration.
• launcher - Client utility responsible for local account management, game patching, traffic proxying, etc.
• packet sniffer - A tool for analyzing and deobfuscating game packes over the wire.
• runtime patcher - A tool for modifying game behavior at runtime. (usually for RSA key patching)