vmbias(7) on Linux
The text d3f4d97d8c4c, as Debian 10 (Buster) shipped it.
Create a master bias from set of raw bias frames.
Flags it lists
-
--AllowSingleFrames -
--CleanBadPixel -
--CleanCosmic -
--ComputeQC -
--KSigmaHigh -
--KSigmaLow -
--MaxRejection -
--MinRejection -
--RemoveOverscan -
--StackMethod