TDbf is an open source library to access Dbase tables. It's released under the LGPL license (which makes in impractical for most commercial Delphi development). It is also used in Lazaraus (I haven't checked the license there, but apparently you can develop commercial programs with it.) The project seems to be rather dead though. Apparently nobody noticed ...   https://blog.dummzeuch.de/2018/12/26/tdbf-packages-for-delphi-10-3-rio/