
Registry Dump
Use commands to export the IDs of registry entries into JSON files
About this Mod
Registry Dump
Dump all IDs of known registry entries into JSON files.
/dump registry
A specific registry can also be specified, by default all registries are exported.
/dump registry minecraft:item
The JSON files are created under dump within your minecraft directory and take the following shape:
dump/[registry key]/[namespace].json
For example
dump/banner_pattern/minecraft.json
dump/item/brazier.json
dump/worldgen/biome/minecraft.json
dump/worldgen/biome/environmental.json
The content of these files is a simple JSON array containing all keys withing that registry/namespace combo.
Available Versions
How to Install Registry Dump 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 (1.21.1).
Install Mod
Open the mod browser in the dashboard and search for "Registry Dump". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.1, 1.20.1, 1.19.2
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Registry Dump 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 (1.21.1). You can switch loaders with one click in the panel.
Is Registry Dump compatible with fabric and forge and neoforge?
Registry Dump officially supports fabric, forge, neoforge for Minecraft 1.21.1, 1.20.1, 1.19.2. 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 Registry Dump – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Registry Dump 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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