Binary package “xdg-utils” in ubuntu xenial

desktop integration utilities from freedesktop.org

 xdg-utils contains utilities for integrating applications with the
 desktop environment, regardless of which desktop environment is used.
 They are part of freedesktop.org's Portland project.
 .
 The following utilities are included:
 .
 * xdg-desktop-menu - Install desktop menu items
 * xdg-desktop-icon - Install icons on the user's desktop
 * xdg-email - Compose a new email in the user's preferred email client,
   potentially with subject and other info filled in
 * xdg-icon-resource - Install icon resources
 * xdg-mime - Query and install MIME types and associations
 * xdg-open - Open a URI in the user's preferred application that
   handles the respective URI or file type
 * xdg-screensaver - Enable, disable, or suspend the screensaver
 * xdg-settings - Get or set the default web browser and URI handlers
 .
 If you are running GNOME, make sure that the gvfs-bin package is
 installed.