FirebirdDBTool
Small tool to export/import/upgrade Firebird Database files
This tool can be used to shrink a Firebird DB-File by exporting and importing the data.
It can also be used to upgrade a Firebird DB File from version x to y. (e.g. FB 2.5 to FB 3.0 or e.g. from FB4.0 to FB 5.0)