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.
| 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. |
| 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 |
| Users submit content in the form of either a link or a text 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 through short messages or links, which can be up to 210 text characters in length. |