Firebird is a relational database offering many ANSI SQL standard features that runs on Linux, Windows, MacOS and a variety of Unix platforms. Firebird offers excellent concurrency, high performance, and powerful language support for stored procedures and triggers. It has been used in production systems, under a variety of names, since 1981.
The Firebird Project is a commercially independent project of C/C++ programmers, technical advisors and supporters developing and enhancing a multi-platform relational database management system based on the source code released by Inprise Corporation on 25 July, 2000.
- https://www.firebirdsql.org/
- https://www.firebirdsql.org/en/historical-reference/
- https://www.firebirdsql.org/en/features/
The source code is released under variants of the Mozilla Public Licence 1.1 (MPL):
- https://www.firebirdsql.org/en/initial-developer-s-public-license-version-1-0/
- https://www.firebirdsql.org/en/interbase-public-license/
The source code can be found at:
https://github.com/FirebirdSQL/firebird
Build instructions are here: https://www.firebirdsql.org/en/building-the-code/
Bugs and feature requests should be submitted at:
https://github.com/FirebirdSQL/firebird/issues
You may find more details at:
https://www.firebirdsql.org/en/development/