Izbornyk is an internet-library project of the old Ukrainian literature also known as "History of Ukraine 9-18th centuries. Primary sources and interpretation". It functions since 21 August 2001. The project is a collection of monumental works on history of Ruthenia, Cossack Hetmanate and Ukraine. The project contains nine main subjects: Chronicles, Linguistics, History, Old Ukrainian Literature, Taras Shevchenko, Political Science, Literary Studies, Grammar and lexicons, Historical maps.