Cat Eyes Mod (1.21.7, 1.20.1) – Toggleable Night Vision

The Cat Eyes Mod (1.21.7, 1.20.1) adds a simple yet incredibly useful feature to Minecraft: the ability to toggle night vision with the press of a key. Originally designed for convenience, this mod is especially handy in dark caves, underwater builds, the Deep Dark biome, or when building in low-light conditions.

Whether you’re playing in Survival, Creative, or on multiplayer servers, this mod lets you see clearly without needing potions, commands, or resource packs. Best of all, it works seamlessly alongside visual enhancement mods like OptiFine and Iris, maintaining full shader compatibility.

Features:

Toggle Night Vision On/Off:
Press a single key (default: V) to activate or deactivate night vision instantly no commands, no potions, no effects clutter.
Effect Immunity:
Optionally disables negative status effects like Darkness and Blindness, making the mod perfect for exploring Ancient Cities, Warden fights, or horror-themed maps.
Shader-Compatible:
Fully works with OptiFine and Iris, ensuring night vision won’t break custom lighting, shaders, or atmospheric visuals.
Lightweight and Client-Side Only:
Does not affect gameplay balance for others and can be safely used on most multiplayer servers without server-side installation.
Customizable Settings:
- Change Keybind: Set a custom toggle key in Minecraft’s Controls menu.
- Edit Config: Modify immunity options and behavior in the CatEyes_config.properties file.

Screenshots:

Why use Cat Eyes Mod?

Minecraft’s night vision potions are often inconvenient, temporary, and require brewing setup. Cat Eyes Mod offers a smarter solution permanent, toggleable night vision that you can activate instantly when needed.

It’s particularly useful in these scenarios:

Building in unlit areas or underwater
Exploring dark caves, mineshafts, or the Deep Dark
Navigating maps or dungeons where visibility is critical
Avoiding disorientation from Darkness or Blindness effects

If you’re tired of squinting through shadows or wasting potions, Cat Eyes delivers a lightweight, reliable alternative without sacrificing performance or compatibility.

Crafting Recipes:

We recommend installing Just Enough Items (for Forge-based mods) or Roughly Enough Items (for mods using the Fabric modloader) to view all available recipes in this mod.