I used to run a video sharing website written in Factor [2], sadly the server crashed a few weeks ago and I haven't recovered the data from the disk yet.
Factor feels more like a Scheme than a Forth to me when programming.
[1] http://web.archive.org/web/20111117015025/http://www.bluishc... [2] http://web.archive.org/web/20130118204336/http://tinyvid.tv/