Last.fm launched a new section called Build.last.fm (http://build.last.fm), a gallery promoting the ever-growing number of Last.fm third-party applications that extend the Last.fm experience across the Web. Built by fans and partners of the social music discovery network, Build.last.fm organizes and showcases the many Last.fm applications and widgets that have been developed using the site's open platform architecture and free Web service tools. (PR)