POWR brings a full library of tools (also known as apps or widgets) to help businesses grow online. With over 60 apps/widgets available, it allows for a SAM to insert a variety of functionality. POWR is a paid subscription service and is one of several on the market that provide these types of functionalities. POWR and others have trial/demo versions available making it easy to see if the solutions fit your needs and budget.
Some of the popular apps/widgets allow for Twitter, Instagram, and other feeds to be part of a SAM, as well as media galleries, email leads, countdowns, etc. A full list of plug-ins can be seen here, and pricing can be seen here.
Follow the easy-to-follow steps on the website to create the app/widget of your choice. When done, click Publish and you will be presented with a set of publishing options:
Click the "Share App" option:
You will be presented with the Link to copy and will be used in the iFrame Block URL field:
See iFrame Block functionality and settings here.
This example shows one of the display options available for Tom Cruise's Instagram feed and it appears in a SAM once the URL is copy/pasted to the iFrame Block: