
SLSpawner
SLBossSpawner Powerful & Optimized Boss Spawning Solution for Minecraft Servers SLBossSpawner is a professional-grade Spawner plugin designed specifically…
⬇ Download on ModrinthSLBossSpawner
Powerful & Optimized Boss Spawning Solution for Minecraft Servers
https://cdn.modrinth.com/data/cached_images/f1d30545aa012bd604e5be97f98163a27cc8dc45_0.webp
SLBossSpawner is a professional-grade Spawner plugin designed specifically for RPG and Survival servers. It provides server administrators with complete control over boss and mob spawning cycles through a robust condition system and highly optimized performance.
Click to view Text-based Description (Required for Accessibility)Overview
SLBossSpawner allows you to create customized spawners with advanced logic. It is built to handle complex server environments without causing lag, supporting multiple mob providers and deep integration with popular RPG plugins.
Key Features
- Multi-Provider Support: Seamlessly works with MythicMobs, Vanilla mobs, and other custom entities.
- Dynamic Conditions: Set specific spawning requirements such as:
- Player proximity (Radius check).
- World-specific spawning.
- Permission-based triggers.
- Maximum entity limits per spawner.
- Smart Cooldown System: Highly customizable spawn intervals and cooldowns after a boss is defeated.
- Advanced Spawn Locations:
- Supports fixed location spawning.
- Random offset spawning within a defined area.
- In-game Management: Manage your spawners efficiently using intuitive commands and configurations.
- Performance Optimized: Asynchronous processing where possible to ensure zero impact on Server TPS.
- Detailed Logging: Keep track of spawn events and errors through a clear console logging system.
Compatibility
- Platform: Paper, Purpur, Spigot (1.16+).
- Dependencies: MythicMobs (Optional but recommended).
- PlaceholderAPI: Full support for custom placeholders in messages and conditions.
Why choose SLBossSpawner?
Unlike traditional spawners, SLBossSpawner focuses on "Boss Logic"—ensuring that your powerful entities spawn exactly when and where they should, with strict enforcement of server rules to prevent mob farming or lag spikes.
For support or detailed documentation, please visit our official Wiki or join our Discord.
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21, 1.21.1, 1.21.2
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Ships as SLBossSpawner-3.0.0.jar — drop this file into the mods folder
- Download size: 13.3 MB
- Download link checked 24 Aug 2026 — working
These come from our own check of the pack file, not from the source page.