UltraSpawners [LITE]

UltraSpawners [LITE]

UltraSpawners is in active development. The plugin works, but some features are incomplete, unstable, or disabled. Expect bugs and breaking changes.

Advanced spawner management plugin for Paper 1.21.x Minecraft servers. Free and open source.

Issues and bug reports: https://github.com/KoopaCode/UltraSpawners/issues

Community support: https://discord.gg/UafKUcTKSp

Features

• Spawner Items. Break any spawner to receive a drop with full data preserved
• Stacking. Merge spawners of the same type on one block with configurable limits
• Upgrade Tiers. Config-driven spawning upgrades per tier
• Economy Integration. Optional Vault support for upgrades
• Multi-Database. SQLite by default or MySQL
• Anti-Dupe. Atomic saves and NBT validation
• TPS Guard. Automatic scaling during low TPS
• GUI Menu. Visual upgrade interface
• Admin Commands. Full inspection and control

Installation

1. Download the compiled JAR from Modrinth
2. Place UltraSpawners-x.x.x.jar in the plugins/ folder
3. Restart the server
4. Configure plugins/UltraSpawners/config.yml
5. Reload with /ultraspawners reload

Configuration

General

general:
  prefix: "&8[&5UltraSpawners&8] &r"
  debug: false

Drops

drops:
  dropOnBreak: true
  dropOnExplosion: true

Stacking

stacking:
  enable: true
  maxStackPerBlock: 64
  mergeDifferentTypes: false

Upgrades

Fully config-driven tiers.

upgrades:
  enable: true
  maxTier: 4
  paymentMode: ITEMS
  tiers:
    0:
    1:

Economy

economy:
  vaultEnable: false
  vaultDisabledMessage: "&cVault is disabled"

If Vault is disabled or missing, Vault-based upgrades are blocked. All other features continue to work.

Performance

performance:
  spawnCapPerTrigger: 20
  enableTpsGuard: true
  tpsThreshold: 15.0
  minimumSpawnAtLowTps: 1

Storage

storage:
  type: SQLITE
  sqlite:
    filePath: "plugins/UltraSpawners/database.db"
  mysql:
    host: "localhost"
    port: 3306
    database: "ultraspawners"
    username: "root"
    password: "password"
    useSSL: false
    maxPoolSize: 10

Database Setup

SQLite

No setup required. The database is created automatically.

MySQL

1. Create a database
2. Set credentials in config.yml
3. Tables are created on first startup

Commands

Command	Permission	Description
/ultraspawners reload	ultraspawners.admin	Reload config
/ultraspawners give <player> <type> [stack] [tier]	ultraspawners.give	Give spawner
/ultraspawners inspect	ultraspawners.use	Inspect spawner
/ultraspawners settype <type>	ultraspawners.edit	Change mob
/ultraspawners setstack <amount>	ultraspawners.edit	Set stack
/ultraspawners settier <tier>	ultraspawners.edit	Set tier
/ultraspawners menu	ultraspawners.menu	Open menu

Permissions

Permission	Default	Description
ultraspawners.use	false	Basic use
ultraspawners.admin	op	Admin access
ultraspawners.give	false	Give spawners
ultraspawners.edit	false	Edit spawners
ultraspawners.menu	true	Access menu

Anti-Dupe Protections

• Atomic database writes
• NBT validation on items
• Range and sanity checks
• Chunk load validation
• Persistent storage on restart

StatsAPI

Credits

Developer: Koopa
https://github.com/KoopaCode

License

MIT License

Copyright (c) 2025 Andrew P. Harper