Backslot Mod: Json Generator

This is a mod made so you can generate the json files for adding compatibility to the Backslot Mod!

39 Downloads

fabricquiltequipmentutility

Rent Server with this Mod

Screenshots

About this Mod

Backslot Mod: Json Generator

This mod lets you generate json files for making resource packs or mods compatible with the Backslot Mod through an interactive GUI.

How to use:

Step 1: Install the mod and join a world.

Step 2: Open the pause menu.

Step 3: Press the button in the top left corner of your screen.

Step 4: Configure as you wish and press the Generate File button, which will generate a new file located at YOUR MODPACK FOLDER/back_transforms/YOUR_ITEM.json.

Step 5: Put that file into your resource pack or mod (for mods under assets/MOD_ID/back_transforms).

Congratulations! You should now see the item properly positioned when in the Backslot.

Make sure to use the Backslot Mod so you can see the changes in-game!

Available Versions

Backslot Mod: Json Generator 1.0.0-1.21.11release

MC 1.21.11fabric, quilt

May 20, 2026

How to Install Backslot Mod: Json Generator on Your Server

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

Set fabric Loader

In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.11).

Install Mod

Open the mod browser in the dashboard and search for "Backslot Mod: Json Generator". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabricquilt

Minecraft Versions

1.21.11

Server-side

✗ Unsupported

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Backslot Mod: Json Generator server crashes on startup – what to do?

Most common cause: wrong fabric 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 (1.21.11). You can switch loaders with one click in the panel.

Is Backslot Mod: Json Generator compatible with fabric and quilt?

Backslot Mod: Json Generator officially supports fabric, quilt for Minecraft 1.21.11. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Backslot Mod: Json Generator – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Backslot Mod: Json Generator 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.