This is a library that can be used to access and manipulate dBase or Foxpro files:

https://sourceforge.net/projects/xdb/

http://linux.techass.com/projects/xdb/

http://linux.techass.com/projects/xdb/xbasedocs/xbase_toc.html

In case those web pages disappear, there is an archived copy of the site here:

https://support.lorimarksolutions.com/xdb/