SemanticScuttle is a social bookmarking service that allows users to store, share, and manage their online resources. It is an open source project that makes use of semantic web technologies to enable users to categorize and assign meaningful tags to their bookmarks. The service also allows users to browse and search for bookmarks, articles, and other content as well as link related bookmarks together. SemanticScuttle also offers a variety of tools such as bookmark sharing, tagging, and RSS feeds. It is an ideal tool for news and book lovers who want to keep track of their favorite stories and titles and easily search for relevant content.
Suspended Their website (http://ffffound.com/) says the same: "June 2007 - May 2017". The app is also not available on the App Store.
Discontinued development of FCorp Software was discontinued in 2016. The latest version of Link Manager, released in August 2016, is still available for download from SoftPedia.
Discontinued The official website, unmark.it, is no longer available. The latest version, 1.7.2, released in September 2017, can still be downloaded from GitHub.