Liteblades for Light Painting - KYO TUBE attachment opens up many many DIY possibilities. Plus it can hold most tools designed by Jason D. Page and Denis Smith and Eric Paré. See
DIY, Build your own tools - LightPainting Addict
How To Put Together a Beginner's Light Painting Kit | PetaPixel
10 Tools and Techniques for Light Painting | Make:
Light Painting Paradise Tools Review - Light Painting Blog