slop
Queries for a selection from the user and prints the region to stdout
slop (Select Operation) is a small utility for visually selecting a region of the screen using the mouse and returning its coordinates. It's commonly used as a helper tool in screen capture or automation scripts and integrates well with utilities like maim, grim, or custom scripts for capturing and processing screen regions. Written in C++ and using X11, it’s lightweight and flexible, with options to control border styling, transparency, and display output. ...