S57 maps using GM SDK

[diofantis]

A small part of my work

[global_flyer]

Very nice. Thanks for sharing.

[Valenciangad]

As you can do serious physical damage if you trust this data too much,
and we propose to supply access to it free for anyone of any ability,
there is a bit more responsibility than normal to get things "right" and
support things like drop-in updates to keep it current.