Bookmark2 is described as 'Bookmarks2 is a powerful productivity tool that makes is much easier for anyone to save their links for later'. There are more than 10 alternatives to Bookmark2, not only websites but also apps for a variety of platforms, including Windows, Google Chrome, Firefox and Internet Explorer. The best alternative is Diigo, which is free. Other great sites and apps similar to Bookmark2 are Bort (Free), LinkLocker (Paid), Linkman (Freemium) and Quicklinkr (Free).
TeamSync Bookmarks enables users to share and mange bookmarks across a team or friends in real-time. Share, manage, and sync anything with a URL in group folders that you create. Then, invite friends, family, coworkers, or teammates to your shared bookmark.
Sorted is an extension for Firefox. Use this if you find yourself manually creating bookmark folders. Just enter the words commonly occurring in your bookmark titles and this extension will automatically create folders and move your bookmarks.
Vhumo is a Cloud Bookmark Manager to organize your favorite websites into personal categories and access from all devices, wherever you are. You can share with your contacts and import from external platform.