Castle Game Engine Editor is coming! A tool to easily build and run CGE games, and to easily build CGE user interfaces and 2D and 3D worlds:
https://www.youtube.com/watch?v=podM_zBXGEg
<div class='attachments'><div class='attachment video'>
<a href='https://www.youtube.com/watch?v=podM_zBXGEg' target='_blank'>