erra is a Python / GTK3 drop-down terminal emulator similar to Guake or Yakuake, which shows up from the top of the screen when you press a keyboard shortcut, like the console used in games such as Quake.
The application combines some of the features available in
Guake and
Terminator, resulting in a nice drop-down terminal emulator in which you can use
multiple terminals in the same window (you can split the screen horizontally or vertically):