Radial Icon Menu
http://www.wysiwygwebbuilder.com/radialiconmenu.html
The Radial Icon Menu displays an animated popup menu with round (FontAwesome) icons around the trigger button.
You can configure the start and end angle to arc menu (instead of a full circle menu) and radius of the menu items.
The menu has many customization options and supports some cool CSS3 animations slide, fade, rotate and scale.
Radial Text Menu
http://www.wysiwygwebbuilder.com/radialtextmenu.html
The Radial Text Menu displays an animated popup menu with round text buttons around the trigger button.
When you click the trigger button then the hamburger icon will change into ‘X’ symbol.
Radial Text Menu has many customization options and CSS3 animations slide, fade, rotate and scale.
The demo versions can be downloaded via the Extension Manager (Menu->Tools->Extension Manager->Online Gallery->Navigation).
Note that these are commercial extensions, they are not free. The demo versions are fully functionality, however the properties will not be saved.
The price is $7.95 per extension