Note: This might be outdated, as it hasn't been touched in 2 years. It might be a good starting point when looking at integrating Pusher with Craft, though

Craft Who's Around

Plugin that users Pusher.com to list online users.

Installation

• Place the whosaround folder inside your craft/plugins folder
• Go to settings/plugins and install Who's Around.
• Add Pusher API key etc. under settings