X11-Utils
- appres(1) list X application resource database
- editres(1) a dynamic resource editor for X Toolkit applications
- listres(1) listres - list resources in widgets
- viewres(1) viewres - graphical class browser for Xt
- xdpyinfo(1) display information utility for X
- xdriinfo(1) query configuration information of DRI drivers
- xev(1) xev - print contents of X events
- xfd(1) display all the characters in an X font
- xfontsel(1) point and click selection of X11 font names
- xkill(1) xkill - kill a client by its X resource
- xlsatoms(1) xlsatoms - list interned atoms defined on server
- xlsclients(1) xlsclients - list client applications running on a display
- xlsfonts(1) server font list displayer for X
- xmessage(1) display a message or query in a window (X-based /bin/echo)
- xprop(1) xprop - property displayer for X
- xvinfo(1) xvinfo - Print out X-Video extension adaptor information
- xwininfo(1) window information utility for X