I have filled in the first two codenames.
- (Apple Pie) ... 1.0
- (Banana Split) ... 1.1
- Cupcake ... 1.5
- Donut ... 1.6
- Eclair ... 2.0 - 2.1
- Froyo ... 2.2 - 2.2.3
- Gingerbread ... 2.3 - 2.3.7
- Honeycomb ... 3.0 - 3.2.6
- Ice Cream Sandwich ... 4.0 - 4.0.4
- Jelly Bean ... 4.1 - 4.3.1
- KitKat ... 4.4 - 4.4.4
- Lollipop ... 4.0 - 5.1.1
- Marshmallow ... 6.0 - 6.0.1
- Nougat ... 7.0 - 7.1.2
- Oreo ... 8.0 - 8.1
What's next? Here are my guesses, from myself and others.
P: parfait, peanut butter cup, pecan pie, popsicle, pound cake, praline, pretzel, puff pastry, pumpkin pie
Q: quesito, quince pie
R: rhubarb pie, rice pudding, rock candy, rum cake
S: sachertorte, saltwater taffy, sponge cake, strudel, sugar cookie, sugarplum, sundae
T: tapioca pudding, tiramisu, torte, Turkish delight, turnover, tutti frutti
U: upside-down cake
V:
W: waffle
X:
Y:
Z: