Diigo, a company that specialize in social bookmarking service is releasing a new and updated of its core product, i.e. Diigo version 3.0. Diigo v3.0 comes with a completely new User Interface and code base, as well as over 100 new features has aimed to give its users a different experience in using the social bookmarking and annotation service. Based on the features of Diigo v3.0, it is undoubtedly that it has been cited as the top 10 research tools by CNET.