
Craftable Spawners
Makes spawners and trial spawners craftable
Screenshots


About this Mod
Very simple data pack that adds crafting recipes for the spawner and trial spawner.
For a spawner you will need a nether star star surrounded by iron ingots and a diamond block at the bottom
For a trial spawner you will need to replace the top corner iron ingots with copper ingots and the diamond block with a heavy core
Works well with my Craftable Spawn Eggs data pack
Available Versions
How to Install Craftable Spawners on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set datapack Loader
In the panel under "Egg", select the datapack loader and matching Minecraft version (1.21.10).
Install Mod
Open the mod browser in the dashboard and search for "Craftable Spawners". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.10, 1.21.9, 1.21.8
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Craftable Spawners server crashes on startup – what to do?
Most common cause: wrong datapack version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.10). You can switch loaders with one click in the panel.
Is Craftable Spawners compatible with datapack and fabric and forge and neoforge and quilt?
Craftable Spawners officially supports datapack, fabric, forge, neoforge, quilt for Minecraft 1.21.10, 1.21.9, 1.21.8. Note: Forge and Fabric mods are NOT cross-compatible – pick one loader and stick with it. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Craftable Spawners – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Craftable Spawners consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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Install Craftable Spawners with just one click on your server.