COMPARISON

The goal is to compare the quality of various RAW demosaicing methods. Any postprocessing was avoided as much as possible.
Sharpening, Noise Reduction etc features were disabled on purpose. All other options where left to defaults.
Test images are available here: http://www.rawmagick.com/images/.

RAW conversion was done with these programs:

RESULTS

preview
Select demosaicing methods and image will change on mouse over or off the 200% crop image.

crop
Picture : Nikon D70 Colour Artifacts
Nikon D70 Test Chart
 
Piece : 1 2 3

Without cursor With cursor
DCRaw RAW
DCRaw Bilinear
DCRaw VNG
DCRaw VNG 4 color
DCRaw PPG
DCRaw AHD
RawTherapee EAHD
RawTherapee HPHD
Adobe Camera Raw
Bibble
Capture One
DxO
LightZone
SilkyPix
DCRaw RAW
DCRaw Bilinear
DCRaw VNG
DCRaw VNG 4 color
DCRaw PPG
DCRaw AHD
RawTherapee EAHD
RawTherapee HPHD
Adobe Camera Raw
Bibble
Capture One
DxO
LightZone
SilkyPix