Why get Hydrogen for free when you can pay for it and get it on a CD.
http://www.ebay.com/itm/Hydrogen-Drum-Machine-Software-for-Windows-and-M...
The fMandelbulber ree open source program I work on is alos at thie site to buy on CD. Apparently the vendor is a Mandelbulber Licensed Retailer!.
and stated that