Timeline is a DHTML-based AJAXy widget for visualizing time-based events. It is like Google Maps for time-based information. Below is a live example that you can play with. Pan the timeline by dragging it horizontally.
The Tabulator Extension is an extension for Firefox that provides a human-readable interface for linked data. It is based on the on-line Tabulator, a web-based interface for browsing RDF. Using Tabulator's outline mode, query views, and back-end code, the Tabulator Extension integrates the browsing of linked data directly into the Firefox browser, making for a more natural and seamless experience when browsing linked data on the Web.
The Decentralized Information Group explores technical, institutional, and public policy questions necessary to advance the development of global, decentralized information environments.