You may download this template here: https://motion-master-templates.com/rounded-corner-lower-third/
This Rounded Corner Lower Third for Final Cut X and Motion 5 comes with 4 different social media Graphic User Interfaces to choose from. You can add up to 2 drop zones, customize the colors, add text and other options. Add your own videos, photographs or graphics.
The animation was created in Apple’s Motion 5.