You can add a Custom HTML module to your page, and just paste in the code for the social media feed. The code is available from each service.
Remember, you always have the social media icons up in the site header as well. Just search our help for "social media icons" to find how to edit those.
First, add the Custom HTML module:
Then, click Code Editor up in the toolbar.
The left column is HTML. That's where you can paste your code. Now where to get the code?
Just do a Google search for any other service you wish to embed, to find the code.