The amount of initial yeast will not make it ferment forever. The yeast will still mutliply/reproduce to the same population size (pretty much) So using a larger amount initially will just speed up the yeast's reproduction. And one package of yeast is good for 1-6 gal. usually.
Meads: Hababero and Sarrano Capiscumel, Show Mead possibly getting split and flavored, and 12 gallons of Bochet Deliciousness
Ciders:3 Ciders with differing additives TBD, Strawberry/Apple Cider
Wine: Black Cherry Vanilla Port