prostoalex writes "Reuters is reporting on the new release of Yahoo! Messenger, which will allow third-party applications and plugins to run within the Messenger environment. From the article: 'Initial partners include 30 Boxes, a calendar-sharing site that competes with Google Calendar, commodities trading site Hedgestreet.com and Pando.com, which offers a service for sharing videos or other files via BitTorrent technology. More than 100 mini-programs will be available initially.' The application is currently available in beta. Relatedly, Microsoft is removing the beta warning label from Windows Live Messenger and promises better voice communications, landline calls and future integration with Yahoo! Messenger."