The Direct Index (directindex.org): business listings and the notices they carry.

OpenStreetMap: listings from OpenStreetMap contributors, Open Database License (ODbL) 1.0,
https://www.openstreetmap.org/copyright. The index is published under the same licence.

Overture Maps: listings from the Overture Maps Foundation places theme (overturemaps.org),
release named in each seed file, under the Community Data License Agreement - Permissive 2.0
(cdla-permissive-2.0.txt). Contributors to that theme: Meta, Microsoft, PinMeTo, DAC and others
(CDLA-Permissive-2.0); Foursquare OS Places, Apache License 2.0 (apache-2.0.txt), Copyright
Foursquare Labs, Inc.; AllThePlaces (CC0 1.0).

Wikidata: chain websites, CC0 1.0.