Rivaling textbooks and journals, the Internet is about to become the most important source of information in virtually any academic profession. Dermatology has a growing presence in many areas of the Internet. A number of sites offer dermatologic data in the form of text and images. Discussion groups and continuing education programs invite regular participation. A dermatologic image data base has been created, which is aiming to provide clinical and histopathological images for most dermatological diseases. However, there is a deplorable lack of dermatologic basic research data and discussion on the Internet. In this mini-review we shall give an overview of the available information sites.