If you are looking for a software that will bridge your delphi application and your interbase application that is freeware, look no further. I found this program while researching since i cannot install delphi during deployment because it needs a serial key. Now, you don’t need to.
Here are the links. Please try only one. They all link to the same file. But just in case one of the links fail, at least you have other options to reach them.
http://www.indishare.me/9eoytymglcyf
http://downloadity.net/file/36L9864
https://uploadocean.com/be2vntyuw74j
https://dailyuploads.net/ywnlecobuaeq
https://www.megaupload.us/1NlF/20180218_Borland_Database_Engine_BDE.7z