List of social bookmarking websites

A social bookmarking website is a centralized online service that allows users to store and share Internet bookmarks. Such a website typically offers a blend of social and organizational tools, such as annotation, categorization, folksonomy-based tagging, social cataloging and commenting. The website may also interface with other kinds of services, such as citation management software and social networking sites.^[1]

Name	Description
BibSonomy	A system for sharing bookmarks and lists of literature.
Digg	A news aggregator with an editorially driven front page.
Diigo	Designed to bookmark web pages and highlight key points for reference. Has both a free version and a premium version.
Hatena	Hatena Bookmark is a social bookmarking service by a Japanese company. It is often colloquially referred to as Hatebu.
Pearltrees	Collaborative bookmark exploration and curation tool organized and presented like a mind map.
Pinterest	A web and mobile application that offers visual discovery, collection, sharing, and storage of images.
Pinboard	Pinboard has a plain design and a focus on personal management of bookmarks using tags to organize them, similar to early versions of the Delicious social bookmarking service
Reddit	Users submit content in the form of either a link or a text ("self") post. Links and content can be voted on.
SiteBar	A free online bookmarking manager. It is open source software, mainly funded by authors' donations.
We Heart It	An image-based social network for inspiring images.
Plurk	A free social networking and micro-blogging service that allows users to send updates (known as plurks) through short messages or links, which can be up to 210 text characters in length (previously 140).
Scoop.it	A content curation website that lets businesses and professionals to research and publish content.
Flipboard	A content aggregator website that allows users to share, group, and collect content from multiple sources.

Defunct sites

Name	Description
BookmarkSync
CiteULike	A web service that allowed users to save and share citations to academic papers.
Clipmarks	a Delicious-like social bookmarking service, bought by Clipboard in 2012.[2]
Connotea	discontinued service on March 12, 2013.
Delicious	The site was bought by Avos Systems on April 27, 2011, though was operated by Yahoo! until July 2011.[3] On June 1, 2017, Delicious was acquired by Pinboard, and the service will be discontinued. As of March 2018, the website is read-only.
Faves	as of January 2012, the service is no longer active.
Furl	web page clipping and archiving service, founded in 2003 and acquired by Diigo in 2009.[4]
Gnolia	formerly Ma.gnolia
My Web	as of November 2005 - Internet Expert
oneview
Pocket	Established in 2007, for storing, sharing, and discovering web bookmarks. [5]
Simpy	formerly de.lirio.us
StumbleUpon	StumbleUpon was a discovery engine that finds and recommends web content to its users. It has moved to Mix
Trackle	Trackle offered a variety of information categories that users could keep tabs on and share like-interests with groups of users via Twitter, SMS, and Email.
Twine	Twine existed from 2007 to 2010.
Newsvine	Owned by NBC, Community-powered which hosts content from its users and syndicated content. Discontinued on October 1, 2017, redirected to NBCNEWS web page
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. On May 1, 2018, Xmarks was discontinued after being acquired by LastPass.

See also

• Comparison of enterprise bookmarking platforms
• List of social software
• List of social networking services
• Comparison of reference management software
• Social network aggregation