osFinancials5 supports 79 different languages and counties / tax regimes languages liked to 87 Sets of Books (firebird database-types) which may be downloaded and customised to meet your requirements. 

If the set of books for your language and or country, is not available in the books directory, you may select any of the available Firebird Sets of Books and linked languages available as a free download. 


All firebird database types available for download (Create a Set of Books -default option), is upgraded from firebird version 1.5 (ODS version - 10.1) to Firebird version 2.1 - (ODS version - 11.0) 


For those advanced users, which may wish to explore the database tables and version, etc., you may install Firebird and FlameRobin which is included in the installs folder of your osFiinancials 5 installation folder.