The Bavarian State Library in Munich is the central "Landesbibliothek", i. e. the state library of the Free State of Bavaria, the biggest universal and research library in Germany and one of Europe's most important universal libraries. With its collections currently comprising around 10.89 million books, it ranks among the leading research libraries worldwide. The Bayerische Staatsbibliothek furthermore is Europe's second-largest journals library. Furthermore, its historical holdings encompass one of the most important manuscript collections of the world, the largest collection of incunabula worldwide, as well as numerous further important special collections. Its collection of historical prints before 1850 totals almost one million units.

This is a list of the state libraries for each of the Länder of the Federal Republic of Germany. These libraries hold the right for legal deposit for the publications in their respective state.