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Java Edition 1.12.1/Development versions

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This is a list of Java Edition 1.12.1 development versions.


17w31a[1] is the first and only snapshot released for Java Edition 1.12.1. It was released on August 1, 2017, and updated the credits.



Game credits
  • Updated game credits to include more Mojang staff
  • Credits scroll 50% faster when viewed directly from the title screen than through the End Poem
  • Removed "Better than Prey!"


1 issue fixed
Private issues


1.12.1-pre1[2] is the first and only pre-release for Java Edition 1.12.1, which includes minor optimizations.


2 issues fixed
From released versions before Java Edition 1.12.1
  • MC-117087Class.getSimpleName performance issue with large number of block entities.
From the Java Edition 1.12.1 development versions

Notes and references

  1. a b "Minecraft Snapshot 17w31a" –, August 1, 2017
  2. "Minecraft Pre-release 1.12.1-pre1" –, August 2, 2017