If you ever had to build a deployment solution, you are probably shivering by now, just from reading this line. Any help you can get on the process is a blessed one, so here is another answer to your praires.
The tool is a WSP Builder that mirrors a “12″ folder structure into a deployment package and builds the ddf and manifest.xml file for you.
I haven’t tried it yet, but is sure sounds promising. I’ll let you know soon enough!
Look for it here!