Yes the core is a tight crew http://www.firebirdsql.org/en/team-members/ http://www.firebirdsql.org/en/team-members/ and 2.5.x is a robust engine and there are

Yes the core is a tight crew http://www.firebirdsql.org/en/team-members/ http://www.firebirdsql.org/en/team-members/ and 2.5.x is a robust engine and there are customers that are happy with it There also contribution for configuration scripts (you can spot in the video in the win32/posix folder) , documentation and drivers (python/jdbc/.net/node.js) are in other repositories and it's a lot easier to contribute and understand maybe because let's say python is easier to read than C++ and relational engines