The project almost ready, some validations and more tests to do.
You will able to share your map under the Public Domain Licence.
With the explore map you will able to move trought the map with a little martian.
The layer 4 will be the solid object layer, the martian cannot pass thru and over 4, the martian will pass under.
Every maps will be reviewed before post on the website.
Stay tuned !!!!