A Fabric mod that enables or implements developer tools embedded in the base game. You can play around with these tools for fun or utilize them when developing your own mod.
Enables the following commands:
/debugpath
/debugmobspawning
/spawn_armor_trims
/serverpack
/warden_spawn_tracker
/raid
/test
/debugconfig (on servers)
Enables the following F3 hotkeys:
F3-E
F3-L
F3-U
F3-V
F3-W
Reimplements debug renderers which can be enabled individually via a custom F3 hotkey: F3-F6
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21, 1.21.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
Verified by MCModsHub
- Ships as devtools-1.0.0.jar — drop this file into the mods folder
- Download size: 33 KB
- Download link checked 20 Sept 2026 — working
These come from our own check of the pack file, not from the source page.