Please find our general Wiki for COALA here.

COALAs services are built on top of the hard work and remarkable efforts of other open data sources and communities. Use of these underlying sources, either through COALA or directly, often requires certain rights and obligations be followed, such as providing an official citation to the originating data provider or sharing any modifications made to the data under similar terms. It is Thoughtfish GmbH’s legal duty to follow all the guidelines set by the data providers. As a user of COALA, it is also your legal duty to follow these guidelines as well. For any queries please contact us at support@thoughtfish.de
Provide attribution
- Contains public sector information licensed under the Open Government Licence v3.0
- Crime Open Database (CODE)
- Contains information under the Open Data Commons Open Database License (ODbL)
- GHS POPULATION GRID (LDS)
- NASA/Goddard Space Flight Scientific Visualization Studio

If you are using any of COALA services, you should use the following attribution statement:

© COALA, OpenStreetMap contributors, and others.

HTML snippet:
© <a href="http://www.thoughtfish.de/">COALA</a>, <a href="https://openstreetmap.org/copyright">OpenStreetMap contributors</a>, and <a href="https://backend.coala.thoughtfish.de/help/coalatags">others</a>.
Attribution should appear in a place that is reasonable to the “medium or means you are utilising.” The OpenStreetMap Foundation provides attribution examples and general best practices for giving credit to any source.