Mark (podz)

Make your website go viral by allowing users to spread the word!
This plugin gives your readers the ability to spread the word about your website simply by entering the e-mail addresses of their friends. The system will then send e-mails to these people to allow the word to be spread. You’ll soon be getting more visitors than ever before!

The Viral Widget

Make your website go viral by allowing users to spread the word!

Henry Wright

Muting results in the muted member’s activity items being removed from the activity stream. Muted members can be unmuted at any time.

BuddyPress Mute

Let members mute their friends and shed unwanted items from their BuddyPress activity stream.

The Viral Widget vs BuddyPress Mute