Did you know you can use the 2D Unity launcher in Gnome Shell? Well, you can do just that! Of course to use it, you need 2D Unity installed. To make sure you have it, run this command in the terminal:
sudo apt-get install unity-2d-launcher-default-settings
To activate the 2D Unity launcher, press Alt + F2 and run:
The launcher will be empty by default. You will have to add app shortcuts yourself.
For the 2D Unity launcher to load on startup, you need to add it to the startup applications. Open up Startup Applications Preferences by pressing Alt + F2 and running:
Add the command used to load the 2D Unity launcher.