[
    {
        "name": "ShaderToy",
        "nodes": [
            { "label" : "Generators" }, 
            "shadertoy_solid",

            { "label" : "FIlters" }, 
            "shadertoy_film_grain",
            "shadertoy_tim_crt",
            "shadertoy_brannan",
        ]
    }
]