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OpenSeaFeed is a free, community-owned AIS network. The live map and most of the API work without any account. Sign in when you want a key of your own:
Use the data -
a
live key lifts the anonymous limits: bigger map areas
on the stream and deeper history queries.Contribute data -
a
feed key (or a registered receiver station) lets you push
AIS into the network. Active contributors get the highest tier: unlimited streaming and
the freshest data.Sign in
Enter your email and we send a one-time sign-in link. No password, no separate registration step - your first sign-in creates the account.