SemanticScuttle!

StumbleUpon discovers web sites based on your interests, learns what you like and brings you more. Using a combination of human opinions and machine learning to immediately deliver relevant content, StumbleUpon presents only web sites that have been suggested by other like-minded Stumblers. Each time the Stumble button is clicked, the user is presented with a high quality web site based on the collective opinions of other like-minded web surfers.

Do you want to share the links you discover? Shaarli is a minimalist delicious clone that you can install on your own server. It is designed to be personal (single-user), fast and handy.

Google Bookmarks is a free online bookmark storage service, available to Google Account holders. It allows one to bookmark favorite websites and add labels or tags, and also notes.

Chrome Bookmarks and the Bookmarks Manager are now more powerful by incorporating the smarts of Google Search with a new modern UI.

FFFFOUND! is a web service that not only allows the users to post and share their favorite images found on the web, but also dynamically recommends each users tastes and interests for an inspirational image-bookmarking experience.

Lobsters is a technology-focused link-aggregation site. The site is driven by Ruby on Rails with the source code being freely available for those seeking to create a site similar to Reddit or Hackernews.

Do something with your bookmarks.

favattic Your Online Bookmark Manager. Your favorite links and bookmarks in one place.

BibSonomy is a system for sharing bookmarks and lists of literature (BibTex format).

Draggo is the best way to save, organize, and access all your favorite links from any online location.

LinkBoard is a quick and easy way to save and share links.

"Link Manager" is a tiny, easy to use "Bookmark Manager" specially designed to help you manage your favorite Links/URL. You can also extract links from HTML files or Clipboard.