There are 3 repositories under godot-shader topic.
A large library of free and open-source shaders for the Godot game engine. Here, you'll get 2D and 3D shaders with playable demos.
Godot - Realistic Water Shader
A Godot Shader for Color Grading using LUTs
Godot 3.0 Noise Shaders
Experimenting & learning shaders in Godot
Godot 3.0 shader using depth buffer DEPTH_TEXTURE
Primitive Fur Implementation for Godot Engine 3.0
Godot 3.0 Simplex Shaders
Test of RTX shader in Godot. GLSL shader.
Demonstration of a simple jet flame shader I made
A compute shader implementation of the game of life, in Godot 4.
Glowing outline and blur shaders for Godot 4, goes with this video: https://youtu.be/LZwCtVmVDlE
A godot shader that mixes an atlas texture to avoid repetition