Not Freeware or Open Source ... technically. However, X-Setup is going defunct
Because of the insolvency of WUG all operations regarding X-Setup Pro have been shut down.
We thank all customers, partner and friends for their support during this time. We hope you had as much fun using X-Setup Pro as we had making it.
We wish you all the best,
TeX and Eric
You can still download the last version from ..."
They have a portable version and a serial number is given in the readme for the final version. Would this be a legit app to convert to portable app?