Insider Software has released FontAgent X, the first Mac OS X release of its font repair and management utility. Rewritten from the ground up in Cocoa, FontAgent X now offers robust font management capabilities, including the creation of multiple libraries, font sets, automatic activation and integrity verification, previewing, and more. FontAgent X sells for US$89.95; upgrades are $49.95. A demo is available that allows users to manage up to 250 fonts.