gdal_merge(1) on Linux
The text 1a4fede1a438, as Debian 12 (Bookworm) shipped it.
Mosaics a set of images.
Flags it lists
-
-a_nodata -
-co -
-createonly -
-init -
-n -
-o -
-of -
-ot -
-pct -
-separate -
-tap -
-v