Quick Tip] How to Create a Vignette in Blender (Easy) - YouTube
Vignette Effect goes wrong - Compositing and Post Processing - Blender Artists Community
Lens Vignette, the Right Way | Blender, Blender tutorial, Vignettes
Daily Blender Tip 347: Vignette effect - BlenderNation
Blend Swap | Compositor setup - Vignette
compositing nodes - Is it possible to create a vignette mask in photoshop for compositor? - Blender Stack Exchange
Andrew Price on Twitter: "Pro-tip for any Blender tutorial creators out there: Change the theme for your 3D viewport Background type to 'Single Color', then you won't get the terrible banding in