Sattelite
- https://dataspace.copernicus.eu/ -- EU Sentinel missions, free access to data. However, limited access, does not offer real time satellite access.
Maritime
- https://globalfishingwatch.org/platform/map -- Global Fishing Watch -- combines AIS data with radar info and other means to uncover dark activity.
- https://www.equasis.org/ -- Lookup organizational details about vessels and leading companies.