The German National Library of Science and Technology (TIB) is the German national library for all areas of engineering as well as architecture, chemistry, information technology, mathematics and physics. The TIB's task is to comprehensively acquire and archive literature from around the world pertaining to engineering and the natural sciences. The resulting extensive holdings are available to all customers as part of the full-text delivery service. The TIB is actively involved in numerous projects to develop corresponding specialist technologies. The focus is on setting up a digital library. The TIB is a member of the Gottfried Wilhelm Leibniz Scientific Association (WGL) and the Leibniz Library Network for Research Information called Goportis. The TIB actively participates in a large number of Projects dealing with the development of corresponding specialist technologies, with a key focus on developing a Digital Library. The TIB is a member of the Leibniz Association and of the Leibniz Library Network for Research Information named Goportis.