Linux
The easiest way to merge two PNGs side-by-side (left to right) on Debian without opening a GUI editor like KolorPaint or GIMP is to use ImageMagick from the command line.
$convert +append ansluten.png junet.png output.png
The easiest way to merge two PNGs side-by-side (left to right) on Debian without opening a GUI editor like KolorPaint or GIMP is to use ImageMagick from the command line.
$convert +append ansluten.png junet.png output.png