The Ultimate Guide to the Minecraft 1.12.2 Fullbright Texture Pack
First, let us debunk a myth: A true "Fullbright texture pack" doesn't edit textures (like grass or stone). Instead, it edits the game’s file.
Minecraft 1.12.2 Fullbright Texture Pack — Updated: What changed, why it matters, and how to use it safely
: It effectively removes the "darkness" mechanic, making caves and nighttime exploration as bright as high noon. Aesthetic Preservation