Diigo V4 represents Diigo’s continuous effort and commitment to make Diigo the premium online research tool. As many of you know, Diigo is not merely just another social bookmarking service or a web markup tool. We are developing Diigo to address our personal pain and to help users to better manage the process of discovering, processing, managing, and sharing online information more productively and effectively, so all the features are carefully thought out and seamlessly integrated with personal and team collaboration productivity in mind. We are passionate about making Diigo the best knowledge gathering and sharing platform for individuals, work groups, and companies, organizations, and educators alike. And we are continuing our relentless pursuit of being a leading innovator in the space and making Diigo the best it can be!
via blog.diigo.com
WooHoo! Lots of great new features and a beautiful interface. Make sure to check it out.