badgeos-suggested-achievements-add-on

Does what it says it does. Not a lot of options but then again I guess there doesn't need to be. Took a little while to work out that it's added to a page via a widget. A shortcode would be a great addition. Here's an example of where it is (the white box on the right. Sorry it's behind a login wall but it's a free account if you're keen to see what it looks like.