Compatibility
Minecraft: Java Edition
Platforms
Creators
Details
A basic library mod for datapack creators. This does nothing on its own!
To create your own datapack simply download the included template file for easy access to all of the features.
As of the latest version this library includes the following features:
Predicates
Sneaking
If the targeted player is pressing the <kdb>crouch</kdb> key, lib:sneaking will be true
Wand
If the player is holding a wooden axe and is in creative mode, lib:can_wield_wand will be true
Callbacks
On join
When a player joins the world or server, functions in the #lib:on_join tag will be called as the player that joined
On first join
When a player joins the world or server for the first time, functions in the #lib:on_first_join tag will be called as the player that joined
Functions
Raycasting
To start a raycast, run the lib:raycast function as the entity from which to cast the ray with the following arguments:
| Argument | Data type | Description |
|---|---|---|
max_distance |
int | A positive integer representing the max distance in tenths of a block |
anchor |
eyes | feet |
How to anchor the raycast |
callback |
string | The callback function |
Example:
/execute as @p run function lib:raycast {"max_distance":200,"anchor":"eyes","callback":"example:raycast_callback"}


