Use a pixel art program like Aseprite or Paint.NET to modify the 16x16 files. Common community tips include:
Changing the shape or color of the sword hilt can drastically change its feel in-game. Custom Netherite Tools Java Edition x16
This pack replaces original textures with more detailed and visually appealing versions of the pickaxe, axe, shovel, and sword. Use a pixel art program like Aseprite or Paint
Designed for high visibility, this pack changes the textures to a bright blue to make gear and ancient debris easier to see during mining. and sword. Designed for high visibility
Some players prefer a flatter pickaxe head over the highly curved vanilla version for a more realistic look.
To create a custom look for your Netherite tools, follow these steps: