A screen capture CLI utility that utilizes Imlib2.

It has the following set of features:

 - user-definable time delay
 - image quality control
 - interactive rectangular mouse selection of any screen part
 - screen capture for individual windows
 - scriptable screen shot processing

Although scrot is no longer in active development, it is still widely used
today. Similar programs, which were either based on or inspired by scrot, are
graphics/maim and x11/slop.

WWW: https://github.com/dreamer/scrot