Paper extension letting you add new blocks and items that are automatically installed on clients.

A client mod that installs custom blocks and items when joining a server.

Spout plugin that adds vanilla-like blocks and items without changing the core vanilla gameplay.

A template for a Spout plugin.

A template and simple example of a Spout plugin.

Spout plugin that adds Chinese paper lamps.

Spout plugin that adds snowy stone bricks.