Looking for advice..

I've got a couple of projects in my mind, but I think I might need a few things before I can start to do more than just thinking about them..

Like something similar to these ones :

Or this :

I think I saw them around (quite a bit) a few years ago, but I don't know where to start searching for them at the moment.. Any ideas?

I'm also looking for tips with regards to a new quilting frame. The one that I've got, I've managed to break one of the fasteneres, so it's not that good anymore. I haven't decided if I'd like a round one or a square one, but would really appreciate your views and advice, if you have any.