Commonkite: Free Image Search API, Creative Commons & CC0

{'type': 'object', 'required': ['query'], 'properties': {'query': {'type': 'string', 'maxLength': 100, 'description': 'What the image should show, e.g. "lighthouse at night"'}, 'license': {'enum': ['commercial', 'commercial-modify', 'no-attribution', 'any'], 'type': 'string', 'default': 'commercial', 'description': 'commercial = commercial use allowed (default); commercial-modify = commercial use and editing; no-attribution = CC0/public domain only; any = include non-commercial licenses'}, 'max_results': {'type': 'integer', 'default': 6, 'maximum': 12, 'minimum': 1}, 'orientation': {'enum': ['any', 'landscape', 'portrait', 'square'], 'type': 'string', 'default': 'any'}}}