Fotki is a digital photo sharing, video sharing and media social network website and web service suite; it is one of the world's largest social networking sites. In many ways, the site appears to be similar to the majority of other popular photo sites which support a number of so-called Web 2.0 features, such as use of Ajax, tagging, RSS feeds, social bookmarking, GPS location information and Exif info display. Fotki is licensing photo-sharing software for many global companies, such as Telecom Italia, Alice.it, Sears, Mark Travel, Vegas.com, Funjet.com etc.