CurseForge · Minecraft mod
Upgradeable Spawners
Upgrade mob spawners with modules in item frames: faster spawn rate, more mobs, low HP or no AI mobs for your farms
Quick answer
Which Upgradeable Spawners release matches 1.21.8?
Upgradeable Spawners Upgradeable-Spawners v1.0.2 targets 1.21.8, 1.21.6, 1.21.7 with Fabric, Forge, NeoForge. The project page does not say whether this file belongs on the client, dedicated server, or both. No extra mods listed for this file.
Where it goes
Is Upgradeable Spawners required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
The source does not explicitly classify this release as client-only or server-only.
What else does Upgradeable Spawners Upgradeable-Spawners v1.0.2 need?
Upgradeable-Spawners v1.0.2 on 1.21.8. Every mod below is checked against that same setup.
This file does not list any required mods. Do not add a library just because a different file uses it.
We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add Upgradeable Spawners without breaking your instance.
Built for Upgradeable Spawners Upgradeable-Spawners v1.0.2 on 1.21.8. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use Upgradeable-Spawners v1.0.2. It targets 1.21.8, 1.21.6, 1.21.7 with Fabric, Forge, NeoForge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside Upgradeable-Spawners v1.0.2. It opens that exact file at the source.
About this project
What does Upgradeable Spawners add?

How it works
Attach an item frame to a spawner and put the matching item (module) in it
Module Features
You can attach modules to spawners to upgrade them
| Upgrade | Item | Description | Default | 1 Module | 2 Modules | 3 Modules | 4 Modules |
|---|---|---|---|---|---|---|---|
| Spawn Count Upgrade | Tears Music Disc | Increases the number of spawned mobs | 4 mobs | 6 mobs | 8 mobs | 12 mobs | 16 mobs |
| Spawn Delay Upgrade | Trident | Decreases the spawn delay | 10-40 sec | 10-20 sec | 10-15 sec | 5-10 sec | 5 sec |
| Player Distance Upgrade | Totem of Undying | Increases the player distance for spawner activation | 16 blocks | 32 blocks | 64 blocks | 96 blocks | 128 blocks |
| Spawn Range Upgrade | Beacon | Increases the spawn range of the spawner | 9x3x9 | 7x3x7 | 5x3x5 | 3x3x3 | 0x3x0 |
| NoAI Upgrade | Creeper Banner Pattern | Spawned mobs have no AI | - | - | - | - | - |
| Low HP Upgrade | Turtle Helmet | Spawned mobs have reduced health | Full HP | 6 HP | 4 HP | 2 HP | 1 HP |
Config
To enable and disable upgrades
/trigger upgradeable_spawners.config
Project description from CurseForge.
Pick your setup
Upgradeable Spawners by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
26.3
5 loader builds26.2
5 loader builds26.1.2
5 loader builds26.1.1
5 loader builds26.1
5 loader builds1.21.11
5 loader builds1.21.10
5 loader builds1.21.9
5 loader builds1.21.8
5 loader builds1.21.7
5 loader builds1.21.6
5 loader buildsCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Upgradeable Spawners versions and loaders
Upgradeable-Spawners v1.0.2
upgradeable-spawners-v1.0.2.jar
6 Jul 2026
v1.0.2
Upgradeable-Spawners-v1.0.2.zip
6 Jul 2026
v1.0.1.1+mod
upgradeable-spawners-v1.0.1.1.jar
20 Apr 2026
v1.0.1.1
upgradeable-spawners-v1.0.1.1.zip
20 Apr 2026
Upgradeable-Spawners v1.0.1.1
upgradeable-spawners-v1.0.1.1.jar
31 Mar 2026
v1.0.1.1
Upgradeable-Spawners-v1.0.1.1.zip
31 Mar 2026
Upgradeable-Spawners v1.0.1
upgradeable-spawners-v1.0.1.jar
28 Mar 2026
v1.0.1
Upgradeable-Spawners-v1.0.1.zip
28 Mar 2026
upgradeable-spawners-v1.0.0.jar
14 Jan 2026
v1.0.0
Upgradeable-Spawners-v1.0.0.zip
14 Jan 2026
v1.0.0+mod
upgradeable-spawners-v1.0.0.jar
25 Dec 2025
v1.0.0
UpgradeableSpawners-[1.21.6+]-v1.0.0.zip
25 Dec 2025
Looking for an older file? The official CurseForge project page is in Resources.




