Download Firebird 2.1.4

Firebird is a free open source relational database management system that offers ANSI SQL features runs on Linux, Windows, and a variety of Unix platforms. Features excellent concurrency & performance & powerful stored procedure & trigger language.

Some other notable features of Firebird includes Full support for stored procedures and triggers, Full ACID compliant transactions, Multi Generational Architecture (sometimes called MVCC), Support for External Functions (UDFs), Many access methods: native/API, dbExpress drivers, ODBC, OLEDB, .Net provider, JDBC native type 4 driver, Python module, PHP, Perl......