How it works
This addon provides a preview of the URL that is shared and shows up on BuddyPress activity. Just enter the URL you want to share on BuddyPress activity and see a preview of it before it is shared.
Twitter Cards Support
From version 2.0, twitter card support has been implemented.
Whenever the user adds twitter status URL in buddyPress activity/wall posts, it will display that tweet.
Use this status post URL from twitter in activity box
It will display like below screenshot:
Also user can share their twitter timelines and moments.