JJC NBT FIX
by Almirion
With JujutsuCraft installed, JJC NBT Fix corrects a frequent NBT error that the JujutsuCraft data sometimes triggers.
What it does
JJC NBT Fix targets a common NBT error that comes from JujutsuCraft data. It is mainly required on the client, and the author recommends it for anyone playing with JujutsuCraft. Installing it on the server is optional but suggested for steadier multiplayer sessions. The mod is Forge-only, published for 1.20.1, and released under the MIT License without being open source.
Key features
Fixes a common NBT error
Corrects a frequently seen NBT error that appears in worlds using JujutsuCraft content.
Caused by JujutsuCraft
The error it targets originates in JujutsuCraft, so the fix is aimed at that specific source.
Optional server side
A server can run the fix to improve stability, though players can still join without it.
Gallery
Compatibility
Latest build for each game version and loader.
Only full game releases are shown. This mod publishes no snapshot builds.
Questions
Does JJC NBT Fix need to be on the server?
Which game version does JJC NBT Fix support?
In the catalog
JJC NBT FIX is one of 3,545 Optimization mods on ModsFinder, and one of 1,441 Optimization mods for Forge. 34,764 mods support Minecraft 1.20.1.
More from Almirion
Similar mods
What the author says
JJC NBT Fix fixes a common NBT error caused by JujutsuCraft. This mod is mainly required on the client side and is recommended for anyone playing with JujutsuCraft. It can also be installed on the server side, which is optional but recommended for better stability in multiplayer environments.
Official listing
- Modrinth page
- modrinth.com/mod/jjc-nbt-fix
- Owner
- Almirion
- Published
- 2026-07-02
- Updated on Modrinth
- 2026-07-02
- Facts verified
- 2026-10-15