Shadertoy
shadertoy.com
The GLSL fragment shader archive
ShadersFreeGLSLWebGL
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Metal shaders for SwiftUI without writing MSL
Preview MetalForge inline
Loads the real site in a frame. Some sites block embedding — if it comes up blank, use Open instead.
A browser editor for GPU effects — tweak sliders, preview in WebGPU, then export a real .metal file and SwiftUI snippet for iOS, macOS and visionOS. React Native Skia export where supported.
shadertoy.com
The GLSL fragment shader archive
r3f.docs.pmnd.rs
Three.js as React components
by Poimandres@pmndrs
drei.docs.pmnd.rs
The R3F standard library
by Poimandres@pmndrs