Just Another Spawner Mod — Configuration
Configuration Structure
The mod's configuration is highly modular, located in the config/JustAnotherSpawner/ directory. It is divided into a Master directory (templates) and WorldSettings (world-specific overrides).
| File / Folder | Description |
|---|---|
BiomeGroups.cfg |
Groups biomes into categories like FOREST or DESERT for easier mass-editing. |
EntityHandlers.cfg |
Defines global behavior for specific mobs (e.g., if a Creeper should despawn). |
SpawnListEntries.cfg |
The main file for setting which mobs spawn in which biomes, including weights and pack sizes. |
StructureSpawns.cfg |
Controls spawning within specific structures like Nether Fortresses or Witch Huts. |
CreatureType.cfg |
Defines the global caps and spawn rates for categories (MONSTER, AMBIENT, etc.). |
Commands
JAS includes several administrative commands to help debug and manage spawns in real-time.
| Command | Description |
|---|---|
/jas countentities [type] |
Displays the current number of loaded entities, optionally filtered by category. |
/jas canspawn [entity] |
Checks if the specified entity is eligible to spawn at your current coordinates. |
/jas killall [type] |
Removes all entities of the specified category from the world. |
/jas locate [entity] |
Provides the coordinates of the nearest entity of that type. |
/jas load |
Reloads all configuration files from the disk without restarting the game. |
/jas save |
Saves the current in-memory configuration to the disk. |