I've published my winemaking software which can be used for designing recip es, evaluating existing ones and keeping track of the progress of your batc hes of wine. It's a free download from
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and is for W indows pc's. The Home Wine Program makes use of fruit composition data to carry out all the necessary calculations to design recipes for making wines which are bal anced in terms of alcohol, acid, tannin, sweetness and body. So if yo ur aim is to make wines which compare well with commercial ones then the Ho me Wine Program may be what you need.