Track a radial mask on UV pass
UV PAINT is a tool that translates the UV informations from a UV map directly into the xy space in the frame, in real time. Painting directly on the UV map you get the current strokes translated into the xy 2D space. In this way you can create a precise roto that will match the strokes on the UV map.
simple node which create vignette with some basic controls.
Create water droplet on lens.
The X-Rite ColorChecker Classic 2005 - 2014 - GretagMacbeth
With this Gizmo you will be able to create lightning and electricity effects. Electric arcs will be procedurally created between two points.