Echo Protocol

Port of Echo Protocol 0.5.0-beta.2 — The House Remembers to Minecraft 1.21.4.

Gameplay content is equivalent to the original Minecraft 1.21.1 release.

Changes:

• Added compatibility with Minecraft 1.21.5.
• Updated Yarn mappings and Fabric dependencies.
• Adapted version-specific Minecraft and Fabric APIs.
• Preserved configuration and persistent memory compatibility.
• Verified automated tests, production build, Fabric server startup and real client gameplay.
• Verified persistent memory after a clean server restart.

Requirements:

• Minecraft Java Edition 1.21.5
• Fabric Loader 0.16.14+
• Fabric API
• Java 21
• Install on both client and server