[wand3r]

It is provided by YC Company Algolia. Many YC companies leverage the software provided by other YC companies.

If you were a one of the first YC companies and you're core business was to aggregate, curate and influence the development of content. And you weren't able to develop a core service, hypothetically something like search. Maybe you could buy that service from some other company; like Algolia.

Potentially, it would work the same way as HN does. The site they cloned when they pivoted.