Minecraft — 112 Xray Texture Pack

Unlike later versions where Mojang added occlusion culling (which prevents rendering blocks behind solid faces), 1.12 is relatively lenient. Here is the basic logic:

In version 1.12, you can often use a "lower resolution" trick (16x or 8x textures) to force the game to load faster, making the X-ray effect nearly instantaneous. minecraft 112 xray texture pack

This pack focuses purely on efficiency. It removes all "noise" textures. You won't see grass, leaves, or decorative blocks—only stone, deepstone, and ores. This pack specifically optimizes for the 1.12.2 Forge environment. Unlike later versions where Mojang added occlusion culling

If you are a server owner and hate X-ray, here is how to stop it in 1.12: In version 1