KoolIM is so hip it spells cool with a k. KoolIM might be in need of a spellchecker, but definitely doesn´t lack in more important areas. The service allows you to sign into all of your instant messenger clients: AIM, MSN, ICQ, Yahoo! IRC, and Jabber on consumer oriented applications. Simple, SIP, LCS, Sametime and Jabber are supported on the enterprise side. Best news is, it is a web based interface with nothing to download, nothing to install, no plug-ins, no pop ups if you prefer an embed option. It has all the basic features of your regular instant messenger client, except you can aggregate all of your buddies onto one list. All you need is a computer and a browser, and you can sign in and stay connected from any location.