Let's summarize all those first moves. As you can guess, combination of even few first moves will become very large.
First Moves Sampler
Let's try to make some sense out of it. The first board shows somewhat popular moves and most of the professional games will (hopefully) comprehended here.
See the dropdown box on the board to explorer different first moves and consequent moves. The board only shows three first moves that I discussed in this site. If you are interested in "all other moves that are played", then see the board below.