Rendering shadows on transparent background / converting model from cycles to internal render
66106
Render shadows over a transparent background in cycles
66327
Node for setting render colour, regardless of lighting
22488
How to render a background image in 2.8?
9685
how to move or copy all the viewport visibility keyframes to render-visibility channels?
42658
How to render a mesh transparent with a color on its edges only, with nodes?
9336
Shadows along edges of mesh in 3D View
154392
Polygonal darkness appearing in render
16658
Cycles : shadows on smooth shaded mesh, strange behavior
128855
Cycles: envirement background for lighting different then render background
154606
Shadow mapping from raster data
148977
How to use an alpha map in Blender Render?
48175
Producing building shadows using ArcGIS Desktop?
145052
How to get images to planes objects to receive shadow?
17045
How can I render an object with an hdr background?
93381
How do I show shading for test renderings
4186
Can Blender render pngs with the background transparent?
5063
How to avoid noisy renders in Cycles?