Binary package “gnome-panel” in ubuntu trusty

launcher and docking facility for GNOME

 The GNOME Panel is an essential part of the GNOME Desktop, providing
 toolbar-like “panels” which can be attached to the sides of your desktop.
 They are used to launch applications and embed a number of other
 functions, such as quick launch icons, the clock, the notification area,
 volume controls and the battery charge indicator, and utilities ranging
 from weather forecast to system monitoring.

Published versions