A compendium of every product review — all 228 of them— conducted by the InfoWorld Test Center in 2006 2006 was a year of constant motion for IT, as regulatory imperatives and yearnings for business agility made balancing today’s urgencies and tomorrow’s priorities an arduous task. In the past twelve months, virtualization caught fire, SaaS and SOA gathered steam, and network security turned inward as IT battled the insider threat. AJAX made rich clients richer; networked storage went small to court SMBs; groupware donned Web 2.0 garb; and integrating systems and data became more important than ever. Our reviews tracked all these developments and more: In this fourth annual year-end roundup, you’ll find summary evaluations of every product we tested and previewed this year, listed alphabetically by vendor in eight categories. Software DevelopmentTechnology IndustrySmall and Medium Business