ArtNetDMX
Very Simple ArtNet to DMX Software
Currently supporting every FTDI based USB to DMX interface for output
The FTDI device is detected automatically, the only thing you have to do it press start and in case there is more than one universe on your network, untick the checkbox and select the universe you want to capture.
Using Art.Net library by OsOmE1
If you want to build do it in Release and not debug
Download directly here