Whether you use the free "Glow" in DaVinci Resolve or a $400 Sapphire subscription, remember the golden rule: Glow what deserves to glow, and leave the shadows alone. The absence of light is what gives the presence of light its meaning. Master the threshold, and you master the light.
If you try to make a glow in vanilla After Effects using just "Fast Box Blur" and "Unmult," you will run into . The 8-bit color depth truncation creates ugly concentric circles in the gradient of your light. You will also have to pre-compose constantly to control the alpha channel. glow plugin