Social bookmarking websites are sites on which users share their web pages, videos, articles, blog posts, and images. It is a way for people to search, discover, collect and organize webpages of interest using virtual “bookmarks.”Social Bookmarking Sites also helps you build up quality backlinks.
Beside from Reddit, Medium and Pinterest, there are many other social bookmarking sites too and you’ll get to know about them here in this article. http://www.techuniverses.com/dofollow-social-bookmarking-websites-list/
