I think Accountmate is one of the biggest ones. There's a list on the foxwiki...
>Just wondering if there is anyone else developing commercial off-the-shelf applications?
>
>We use VFP for all of our development efforts, including a commercial application that we have been selling for 20+ years. The program was initially developed with dBASE II and distributed using a compiler distributed by Wordtech Systems (I think).
>
>I'm just curious if there is anyone else doing the same?