Meebo is an Ajax instant mes­sag­ing client that works with major instant mes­sag­ing ser­vices. Its web­site allows you to log onto AOL, ICQ, Yahoo! Mes­sen­ger, MSN Mes­sen­ger, Jab­ber and Google Talk so that you don’t have to worry about hav­ing the soft­ware appli­ca­tion if you are away from your main computer.

Mab­ber is another web-based instant mes­sag­ing client sim­i­lar to Meebo inte­grates ICQ, MSN, AIM, Yahoo and Jab­ber in one client. You can also down­load their Mobile client to use their ser­vice from your Mobile phone.