Digital teletext will be the most prominent multimedia service offered in digital television networks in Europe. Teletext is well known and has already been available for many years in analog television in European and elsewhere as an additional service provided by television operators. Digital Broadcast technology allows to enhance this service in quality and functionality. It provides many advantages in comparison so the analog distribution methods, such as possible reuse of content from Internet-based services, improved navigation, better layout capabilities and support of animated content. These capabilities give more freedom to the application designers. This paper gives an overview about the teletext technologies which are currently introduced in various European countries. It is explained which standards are used, what kind of services are been provided, and how they differ from each other and from the services offered in the World Wide Web.