- Loaders
- Fabric
- Downloads on Modrinth
- 1.5K
- Followers on Modrinth
- 5
- versions
- 3
- Updated
- July 7, 2026Jul 7
- Published
- in 2026
At a glance
Runs on Fabric
For Minecraft 1.21.11–26.3
Client only — no need to install it on the server
Latest version — 1.0 from July 7, 2026
License MIT — free
Where it's neededGame versions1.21.11–26.3
In gamerequiredOn servernot needed
Install in the game only; not needed on the server
Old Debug Rendering
This mod brings back the pre 1.21.11 chunk border and hitbox renderers. 
Fabric API is required.
Install Mod Menu and YACL to access the config menu.
FAQ
How to install Old Debug Rendering?
Install Fabric for your Minecraft version, download Old Debug Rendering 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 Old Debug Rendering support?
Old Debug Rendering has builds for Minecraft 1.21.11–26.3.
Is Old Debug Rendering needed on the server?
Client only — no need to install it on the server
License and source
MIT Licensefree to use and share with credit to the author
