Which Top social bookmarking

Social bookmarking websites are centralized online services which allow users to store and share Internet bookmarks. Such sites typically offer a blend of social and organizational tools, such as annotation, categorization, folksonomy-based tagging, social cataloging, commenting, and interface with other kinds of services like citation management software and social networking sites.

BibSonomy: BibSonomy is a system for sharing bookmarks and lists of literature.
CiteULike: CiteULike is a web service which allows users to save and share citations to academic papers.
Delicious: The site was bought by Avos Systems on April 27, 2011 though was operated by Yahoo! until July 2011
Digg: Digg is a news aggregator with an editorially driven front page
Diigo: Designed to bookmark web pages and highlight key points for reference. Free.
Google Bookmarks: Bookmarking service by Google
Pearltrees: Collaborative bookmark exploration and curation tool organized and presented like a mind map.
Pinboard: Pinboard can automatically import your links and tweets from a number of outside services. The archive feature saves a local copy of everything you bookmark in case the original page goes offline, and offers full-text search. Currently 11 USD annual fee, with an optional 25 USD fee for archiving.
Pinterest: Pinterest is a web and mobile application company that offers a visual discovery, collection, sharing, and storage tool.
Reddit: Users submit content in the form of either a link or a text ("self") post. Links and content can be voted on.
StumbleUpon: StumbleUpon is a discovery engine that finds and recommends web content to its users.
We Heart It We Heart It is an image-based social network for inspiring images
Pocket: Bookmarking articles and links.
Xmarks: Syncs bookmarks (folders & sub-folders) and profiles across different browsers and platforms. Includes sharing option and possibility to access bookmarks via web-based-interface.

I hope this helps.
 
Here is the list of high Authority bookmark submission sites
folkd
diigo
url.org
Youmob
bizsugar
Reddit
Stumbleupon
slashdot
scoop.it
delicious
newsvine
 
Here is top Social Bookmarking Sites List with High Domain Authority in 2015
1. Reddit
2. Stumbleupon
3. Citeulike
4. Slashdot
5. Newsvine
6. Scoop.it
7. Plurk
8. Fark
9. Pealtrees
10. Bibsonomy
Hope it's helpful for you.
 
Actually why I like leo privacy app is if you put a lock to any app at least our close people will ask you to open but in this app there is no chance if hide it nobody knows about that hidden matter excpt you it hide whole information in this app only . You can try!
 
Social bookmarking websites are centralized online services which allow users to store and share Internet bookmarks. Such sites typically offer a blend of social and organizational tools, such as annotation, categorization, folksonomy-based tagging, social cataloging, commenting, and interface with other kinds of services like citation management software and social networking sites.

BibSonomy: BibSonomy is a system for sharing bookmarks and lists of literature.
CiteULike: CiteULike is a web service which allows users to save and share citations to academic papers.
Delicious: The site was bought by Avos Systems on April 27, 2011 though was operated by Yahoo! until July 2011
Digg: Digg is a news aggregator with an editorially driven front page
Diigo: Designed to bookmark web pages and highlight key points for reference. Free.
Google Bookmarks: Bookmarking service by Google
Pearltrees: Collaborative bookmark exploration and curation tool organized and presented like a mind map.
Pinboard: Pinboard can automatically import your links and tweets from a number of outside services. The archive feature saves a local copy of everything you bookmark in case the original page goes offline, and offers full-text search. Currently 11 USD annual fee, with an optional 25 USD fee for archiving.
Pinterest: Pinterest is a web and mobile application company that offers a visual discovery, collection, sharing, and storage tool.
Reddit: Users submit content in the form of either a link or a text ("self") post. Links and content can be voted on.
StumbleUpon: StumbleUpon is a discovery engine that finds and recommends web content to its users.
We Heart It We Heart It is an image-based social network for inspiring images
Pocket: Bookmarking articles and links.
Xmarks: Syncs bookmarks (folders & sub-folders) and profiles across different browsers and platforms. Includes sharing option and possibility to access bookmarks via web-based-interface.

I hope this helps.

Very informative. Thanks:)
 
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