Dofollow Social Bookmarking

One way backlinks to the pages of a domain give it authority in Google over time. One strategy to gain these backlinks is to bookmark your content in social bookmarking sites that do not use the ‘nofollow’ tag. Generally speaking, the higher the PageRank (PR) of the site, the better.

1. Slashdot : The godfather of social news, SlashDot bookmarks are still quite powerful .. keep in mind the site has a heavy slant towards Linux and Open Source issues.
2. Digg : The social news site that changed the Internet, Digg is a high power authority and a listing in Digg for a site, even if it only has a couple of votes, will rank highly on Google and other search engines for certain terms. If your site is shared and voted upon on Digg, and makes the Digg homepage, you’ll get a lot of traffic and attention from other bloggers who read Digg.
3. Technorati : Always changing and reinventing themselves, this recognized authority offers links to blogposts, tagging and a social bookmarking WTF section.
4. Mixx : An up and coming bookmarking and social news sharing network which should rival Digg, Reddit and others, Mixx blends popular photos, videos and stories.
5. Reddit : Timely and shocking news oriented, Reddit stories are instantly voted upon and if liked by the community as a whole, can drive incredible traffic and users.
6. Folkd : Folkd is a social web-service about pages, news, audios, videos and blogs.
7. Multiply :Florida-based social network Multiply, which reports nearly 3 million users and $6 million in funding,opened its social bookmarking site recently and has done well. Definite authority
8. Newsvine : The mission of Newsvine is to bring together big and little media in a way which respects established journalism
9. Spurl : Another cherished bookmarking and tagging site, Spurl lets users keep online bookmarks & tags while offering full text searching, recommendations & storing of entire documents.
10. Clipclip : Clipclip allows you to save images and text, with a “bookmarklet”.
11. Linkagogo : Favorites and Social Bookmarking Application, its unique dynamic toolbars automatically adapt themselves.
12. MyLinkVault : A free online bookmark manager. Other bookmark managers can be so clumsy to use – trying to rearrange your bookmarks can be slow and frustrating.
13. Tagza : A very young Social Bookmarking site mostly being used by Indian and Pakistani web masters.
14. Spotback : Spotback is a personalized rating system that recommends relevant content based on personal rating history using collaborative filtering.
15. Bmaccess : Social bookmarking with thumbs
16. Oyax : Oyax is a social bookmark manager which allows users to easily add sites you like to personal collection of links, categorize those sites with keywords.
17. Memfrag : memFrag stores your favorites personal notes, making them globally accessible from any computer.
18. mySiteVote : mySiteVote is a community where you can vote your favorite site/s and view how popular a site is.
19. Contentpop : It has the latest Web 2.0 features such as social bookmarking, blogging & RSS. It also uses the word POP in the title which means it must be good.
20. Socialogs : A Digg-like Social Bookmarking Service.
21. Tedigo : Personal and social bookmarking in Spanish and English made simple.
22. Yattle: Bookmark Management and Mini-Blogging Service.
23. Bukmark : Bukmark is a social bookmarking website.