The Firebird project has been highly active in recent months with numerous updates and releases. In July 2025, the project celebrated its 25th Anniversary, marking a quarter-century of development and …

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Firebird 4.0 introduces new data types and many improvements without radical changes in architecture or operation, the most important are: logical replication, longer metadata identifiers, international time …

The primary goals for Firebird 3.0 were to unify the server architecture and to improve support for SMP and multiple-core hardware platforms. Parallel objectives were to improve threading of engine …

The Firebird Project supplies users, developers, and administrators with various kinds of documentation, from Quick Start guides to expert-level articles devoted to various aspects of Firebird.

Do you use Firebird? Become the Firebird Supporter now! Looking for the latest Firebird? Go to the Firebird 5.0 download page. Please note that 2.5 does not support modern Linux version (see more …

The open source Firebird® relational database management system performs excellently and scales impressively, from an embedded, single-user model to enterprise-wide deployments with multiple …

Firebird 5.0 introduces improvements in areas of performance, multithreaded processing (including backup, restore, sweep), SQL queries profiling, with better scalability and numerous enhancements …

Firebird SQL: The true open-source relational database

If you are in the common situation of running Windows clients to a Linux or other Unix-like Firebird server (or another Windows machine), you need to download the full Windows installation kit that …