absolutely agree, seems to be a real-time all in one level editor. unfortunately their site is Turkish only... http://www.2genoyunekibi.com/
I put a post also at 3rd party tools, because I was asked via an email to do it. It came maybe from one of the authors, so I asked a few questions, and will share it when I get any answer.

Free world editor for 3D Gamestudio: MapBuilder Editor