I'm in the process of writing a simple game database app for my own purposes. It can search by things like player names, event, date, but not position. You can see what it looks like at:
https://github.com/rooklift/shin-kayaIt's currently good enough for me, but not really usable by the masses in its current state, and I was wondering if there was any desire for such a thing, which would justify me doing the work to make it available. As I say, it's not a position searcher (and it's not going to be).