https://github.com/ymesh/meShaderEd
download v0.2.7
Format of root RSL nodes was changed, hence previous shader networks needs to replace those nodes.
ProjectSetup: Using relative pathes for resource directories.
ImageView: Auto update checkbox.
ImageView: Reset zoom button.
NodeEditorWindow: replaced by NodeEditorPanel (though it is not fully functional yet...)
Added support for LightSource rib node in BasicPrimitive2.
Here is screenshot with example of usage of these nodes: