See perfectly in deep caves, underwater, and during the pitch-black Minecraft night without needing a single torch.
For the best results, it is generally recommended not to use this pack with heavy shader mods, as they can interfere with the brightness adjustments and lead to visual artifacts. Key Features and Benefits
Most multiplayer servers allow Fullbright because it provides a visual convenience rather than a game-breaking advantage. How to Install Fullbright 1.12.2