Looks like it's based on the Unsplash license (https://unsplash.com/license https://unsplash.com/license) which is similarly not open source. "Free for commerci

Looks like it's based on the Unsplash license (https://unsplash.com/license https://unsplash.com/license) which is similarly not open source. "Free for commercial use" would be a more accurate description.