Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people they meet.

CMSimple is a simple content management system for smart maintainance of small commercial or private sites. It is simple - small - smart! It is Free Software licensed under AGPL

Home page for the National Digital Information Infrastructure and Preservation Program (NDIIPP) at the Library of Congress, a collaborative effort dedicated to ensuring that the digital information that conveys our history and heritage is available and accessible for generations to come.

The California Digital Library exists to support the University of California community’s pursuit of scholarship and to extend the University’s public service mission. Scholars will have access to the highest quality research collections worldwide through services that support and enable new scholarship and make it as open as possible. CDL will support all digital formats throughout their life cycle with a full range of services, especially to surface UC’s unique digital assets and collections. Through partnerships and alliances, CDL will elevate services to the network level for maximum impact.

The Library of Congress. The Library of Congress is the nation's oldest federal cultural institution, and it serves as the research arm of Congress. It is also the largest library in the world, with more than 120 million items. The collections include books, sound recordings, motion pictures, photographs, maps, and manuscripts.