Gnome Pie is a circular application launcher for Linux. It is made of several pies, each consisting of multiple slices. The user presses a key stroke which opens the desired pie. By activating one of its slices, applications may be launched, key presses may be simulated or files can be opened. Get full details including demo here GNOME Pie 0.5.6 update Transparency under Gnome 3.10+ Pie hotkeys start numbering with one (instead of zero, since the zero key is really hard to press) option windows are now resizable since they are too small with certain window managers (e.