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CommandCrafter

Useful Minecraft command tools in a Fabric mod and VSCode Extension (syntax highlighting, completion, debugging, etc.)

Fabric
Loaders
Fabric
Downloads on Modrinth
3K
Followers on Modrinth
38
versions
25
Updated
October 2, 2026Oct 2
Published
in 2024
CommandCrafter — An example function is opened in VSCode, for which syntax highlighting is provided by the language server, which also shows the Minecraft log. Additionally, the function is currently being debugged and the scoreboards and storages are listed. · swipe

At a glance

Runs on Fabric
For Minecraft 1.21.1–26.3
Works on either side — install it in the game, on the server, or both
Latest version — 0.8.2+26.3 from October 2, 2026
Requires Fabric Language Kotlin
License MIT — free
Where it's needed
In gameoptionalOn serveroptional

Works both in the game and on the server — install where you need it

Game versions1.21.1–26.3

[Github Repo](https://github.com/Papierkorb2292/CommandCrafter) [Version on VSCode Marketplace](https://marketplace.visualstudio.com/items?itemName=Papierkorb2292.commandcrafter)

A video typing a macro command into a function file making use of CommandCrafter's auto-completion

This mod and the corresponding CommandCrafter VSCode extension connects your editor to Minecraft, giving you lots of useful features for datapacks, such as:

  • Syntax Highlighting (including macros)
  • Auto-completion
  • Error checking
  • A debugger that lets you set breakpoints and step through functions and evaluate arguments while paused
  • Viewing and editing scoreboards/storages in your editor
  • Viewing the client's and the server's log in your editor
  • Reload datapacks, resourcepacks or shaders with VSCode commands (can be bound to keyboard shortcuts or configured to happen automatically upon saving a file)

CommandCrafter differs from traditional datapack extensions in that everything it does is provided by the mod, which means it can use all the data available inside Minecraft. For example the auto-completion for commands can for the most part use the vanilla suggestions, which means you see all scoreboards that exist in a world or all functions known to Minecraft. CommandCrafter can detect any commands or dynamic registries added by other mods as well. This connection to Minecraft is also what makes the debugger and other features, which require deep integration with Minecraft, possible.

Additionally, the mod includes an extension of the vanilla function syntax, which optionally makes it possible to write multiline commands without backslashes and write inline functions/tags. This new function syntax can be transpiled to a vanilla datapack by the mod using the /datapack build command.

For more info on how to use this mod, visit the Getting Started page on its wiki.

FAQ

How to install CommandCrafter?

Install Fabric for your Minecraft version, download CommandCrafter for the same version and loader, put the file into the mods folder and launch the game with the loader profile.

Which Minecraft versions does CommandCrafter support?

CommandCrafter has builds for Minecraft 1.21.1–26.3.

Is CommandCrafter needed on the server?

Works on either side — install it in the game, on the server, or both

License and source
MIT Licensefree to use and share with credit to the author
Original — Modrinth↗Files unchanged, verified with SHA-512Is this your mod? For rights holders

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