DocSearch is great and I especially like the expanded preview that shows up in the new version.<p>Shameless plug: for when you get to a point where Algolia becomes too expensive, take a look at Typesense which is an open source alternative to Algolia: <a href="https://github.com/typesense/typesense" rel="nofollow">https://github.com/typesense/typesense</a><p>Has an integration with InstantSearch as well: <a href="https://github.com/typesense/typesense-instantsearch-adapter" rel="nofollow">https://github.com/typesense/typesense-instantsearch-adapter</a>