| XLSCLIENTS(1) | General Commands Manual | XLSCLIENTS(1) | 
xlsclients - list client applications running on a display
xlsclients [-display displayname] [-a] [-l] [-m maxcmdlen]
  [-version]
Xlsclients is a utility for listing information about the client
  applications running on a display. It may be used to generate scripts
  representing a snapshot of the user's current session.
  - -display displayname
- This option specifies the X server to contact.
- -a
- This option indicates that clients on all screens should be listed. By
      default, only those clients on the default screen are listed.
- -l
- List in long format, giving the window name, icon name, and class hints in
      addition to the machine name and command string shown in the default
      format.
- -m maxcmdlen
- This option specifies the maximum number of characters in a command to
      print out. The default is 10000.
- -version
- Print the program version and exit.
  - DISPLAY
- To get the default host, display number, and screen.
X(7), xwininfo(1), xprop(1)
Jim Fulton, MIT X Consortium