Historically, they have both been relying mostly on the Bing index, with Qwant building its own index for a while and serving a mix.
Historically, they have both been relying mostly on the Bing index, with Qwant building its own index for a while and serving a mix.
There is also OWS which is EU funded and I think a lot more interesting as they do not have a business to run. From what I can tell it is a lot more transparent/active, you can already download data sets from here: https://openwebindex.eu/owler/our_datasets
Haven’t heard about it, thank you.