
Copy Block ID
A minimal client-side NeoForge utility that lets you copy hovered item, fluid, block, items in JEI/REI, block and entity IDs in world with Ctrl+C.
About this Mod
Copy Block ID
A minimal client-side utility mod for NeoForge 1.21.1 that lets you copy registry IDs directly from Minecraft with Ctrl+C.
You can copy hovered inventory item IDs, JEI/REI ingredient IDs, fluid IDs, and optionally the targeted block or entity ID in the world. When something is copied, the mod shows a short in-game notification.
Example
minecraft:dirt
Features
- Copy hovered inventory item IDs with Ctrl+C
- Copy hovered JEI and REI ingredient IDs
- Copy hovered fluid IDs from supported tooltips
- Optionally copy the targeted block ID in the world
- Optionally copy the targeted entity ID in the world
- Client-side only
- Lightweight and fast
- Does not interfere with chat or focused text fields
Config
CopyBlockId creates a client config file:
config/copyblockid-client.toml
Available options:
copyTargetedBlockInWorld = false
copyTargetedEntityInWorld = false
Set either option to true if you want Ctrl+C in the world to copy the ID of the block or entity you are looking at.
Perfect For
- Modpack developers
- KubeJS scripting
- Datapacks
- Command creation
- Config editing
- Debugging
Requirements
- Minecraft 1.21.1
- NeoForge 21.1.230
- Java 21
License
MIT
Available Versions
How to Install Copy Block ID on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set neoforge Loader
In the panel under "Egg", select the neoforge loader and matching Minecraft version (1.21.1).
Install Mod
Open the mod browser in the dashboard and search for "Copy Block ID". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.1
Server-side
✗ UnsupportedRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Copy Block ID server crashes on startup – what to do?
Most common cause: wrong neoforge 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 Copy Block ID compatible with neoforge?
Copy Block ID officially supports neoforge for Minecraft 1.21.1. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Copy Block ID – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Copy Block ID 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 Copy Block ID with just one click on your server.