Clarity Shader Pack - 
Clarity is a shader pack that removes all shadows and fog in your game, making everything bright and easy to see in water and lava. With Clarity, you’ll always see clearly, no matter where you are in Minecraft! See the demonstration and screenshots here. Its some sort of FullBright mod but then in shader variant.
It’s perfect for:
- Exploring dark caves
- Traveling at night and in the Nether
- Recording videos
Features:
- Removes Block Shadows
- Removes Entity Shadows
- Removes Particle Shadows
- Removes Fog
- Clear Sight Under lava and Water
- Change Snow and Rain Opacity
- Chage water opacity
- Vibrance setting
- Exposure setting
- Stars can be set to on or off
- Clouds can be set to dimmed, hidden and bright
- Anti Aliasing (SMAA)
- Motion Blur
- Works with Distant Horizons Mod