Diggo is an extension that allows users to collect and add content around the whole internet to their personal library. Diggo allows you to import bookmarks from other websites or various browsers like Chrome, Firefox, Safari. Diggo is specially made for chrome. You can highlight and annotate a web page with Diigo built-in tools. Diigo has free and multiple premium plans with different features. If you are using free plans than you can save up to 500 bookmarks but if want to sync more than 500 Bookmarks then you have to go for premium plans. You can access your collected Bookmarks and content from anywhere using Google, Chrome, Android or iOS.