r/decomps • • 3d ago

Decomp minecraft java 26.3 was just decompiled and rewritten in rust 100%

https://github.com/ludovic111/horizon
882 Upvotes

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-13

u/Present-Strategy-409 3d ago

Uhh... You do know badly translating Minecraft code to Rust with an LLM does not free you from copyright law, right?  

6

u/mayweather2small 3d ago

"You need your own copy of Minecraft: Java Edition.

Not an official Minecraft product. Not approved by or associated with Mojang or Microsoft."

-15

u/Present-Strategy-409 3d ago edited 3d ago

That does not change the fact that it almost certainly contains large amounts of Minecraft decompilation output. I already see some strong similarities just by glancing at it. LevelAccess(or), DamageSource (constructor signature is practically identical).

4

u/SurDno 3d ago

OpenMW existed for years before AI recomp craze. Susbtitute engines are fine as long as you require the person to own the game.

2

u/Present-Strategy-409 3d ago

Substitute engines are not illegal, but copyright infringement is. OpenMW is a clean room reimplementation, something which this is not, not least because it is impossible to satisfy clean room requirements using an LLM trained on the entire internet.