Control entity movement in Minecraft datapacks with velocity vectors and collision handling. Build physics-based projectiles and motion systems.

Advanced math for Minecraft datapacks: trigonometry, exponentials, factorials, GCD, and float operations beyond vanilla commands.

Log messages to chat with severity levels (error, warn, info, debug). Filter by namespace and tags, and browse log history.

Link entities together in Minecraft datapacks with synchronized positions and rotations. Create complex multi-entity structures.

Build in-world GUIs in Minecraft using Interaction entities. Bind click events, detect hover, and create interactive 3D menus.

Assign unique numeric IDs to entities in Minecraft datapacks. Create continuous ID chains and query entities by ID.

Get precise hitbox data for blocks and entities in Minecraft datapacks. Check collisions and access both collision and interaction shapes.

Manage entity health in Minecraft datapacks: heal, damage, get/set values, modify max health, and assign lifetimes with death callbacks.

Apply functions across world regions in Minecraft datapacks. Iterate over 2D/3D shapes with lag-free tick spreading and custom callbacks.

Access biome and weather data in Minecraft datapacks. Get the current biome, check temperature, and detect rain or snow at any position.

Debug Minecraft datapacks by printing scoreboard values, NBT data, and storage contents to chat with a simple, unified syntax.

Convert colors between RGB, hexadecimal, and integer formats in Minecraft datapacks. Useful for dynamic text colors and visual effects.

Get and set block IDs and states in Minecraft datapacks. Mix block properties and produce sounds, particles, display blocks, and more from stored data.

Perform bitwise AND, OR, XOR, and NOT operations in Minecraft datapacks. Useful for flags, permissions, and compact data storage.

Core utilities from the Bookshelf modular datapack library: math, vectors, raycasting, entity control, blocks, health, and more.

Ready-to-use structures from the Bookshelf modular datapack library: trees and templates to speed up world creation.

Debug and logging tools from the Bookshelf modular datapack library. Inspect variables, log with severity levels, and track issues.

A small flexible library for showing animated screen overlays to the user.

Get both the height of an entity's eye anchor position and total hitbox height!

Minecraft datapack library for handling custom furnace recipes with advanced NBT / component support!