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Universal Adaptive Backporter (UAB)

Brings Minecraft 1.8–1.21.11 content to legacy versions with functional mobs, structures, biomes, progression, and survival gameplay.
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uab-1.1.3+mc1.12.2.jar

File nameuab-1.1.3-mc1.12.2.jar
Uploader
TrollionaireTrollionaire
Uploaded
Nov 2, 2026
Downloads
47
Size
5.6 MB
Mod Loaders
Forge
File ID
9403138
Type
R
Release
Supported game versions
  • 1.12.2

Curse Maven Snippet

Forge

implementation fg.deobf("curse.maven:universal-adaptive-backporter-1662725:9403138")

Learn more about Curse Maven

What's new

Universal Adaptive Backporter — Changelog

Fixes and Stability

  • Fixed aquatic spawning crashes caused by uninitialized population data.
  • Fixed compatibility crashes with M2Paxel on 1.7.10.
  • Fixed villager step-collision crashes.
  • Improved tadpole swimming, gravity, and movement behavior.
  • Fixed piglin conversion to properly produce zombified piglins.

Visuals and Rendering

  • Reworked frog and tadpole models and animations.
  • Added proper zombified piglin models and textures.
  • Fixed missing copper fixture and chain textures.
  • Restored complete shelf models across supported wood types.
  • Fixed coral fan texture orientation.
  • Corrected Raw Titanium's missing localization.
  • Added signs for Biomes O' Plenty and Witchery wood types on 1.7.10.

World Generation

  • Added configurable generation limits for kelp and dripstone.
  • Improved dripstone generation on both versions.
  • Added Ocean Floor Generation compatibility for UAB ocean biomes.

Configuration and Compatibility

  • Added independent controls for netherite tools, armor, resources, ancient debris, storage blocks, and decorations.
  • Improved compatibility with externally supplied netherite materials.
  • Preserved existing registered content when disabling netherite features.

Known Issues — Will be Fixed in the Next Update!!

  • Leaf litter transparency is broken on both versions.
  • Creative tab and copper door names are missing on 1.12.2.
  • Recovery Compass and Conduit item textures are missing on 1.12.2.
  • Placed Conduit textures are broken on 1.7.10.
  • Iron Nautilus Armor textures have incorrect transparency on both versions.
  • Hanging signs still have rendering issues.