Digsby is

1. A multiprotocol IM client that lets you chat with all your friends on AIM, MSN, Yahoo, ICQ, Google Talk, and Jabber with one simple to manage buddy list.
2. An email notification tool that alerts you of new email and lets you perform actions such as ‘Delete’ or ‘Report Spam’ with just one click.
3. a social networking tool that alerts you of events like new messages and gives you a live Newsfeed of what your friends are up to.

Customize the look of digsby with application skins	Lots of message themes to choose from to personalize conversations	Manage all your email accounts right from digsby
Keep track of social networks and get alerts of new events	Put a widget on your blog, website, or profile to chat with visitors	Manage multiple conversations with drag + drop tabs
Multitask with popups that you can reply from	Combined duplicate contacts on your buddy list into ‘merged contacts’	Log Manager makes finding old conversations easy

Links : Register | Download | Features | Widget | Blog | ?