Guide
Elasticsearch is great for full-text log analysis, but less-so for site search and e-commerce search. Fortunately, there are great alternatives available today.
See Elasticsearch Alternativesguide
Built on top of Lucene, Apache Solr is a powerful legacy enterprise search engine. Solr has a huge community and is used in many applications, but there are newer alternatives available.
See Solr AlternativesGuide
Lucene is the godfather of API site search, but it has been eclipsed by Elasticsearch and Solr. New cloud native search solutions may be a better choice for your next project.
See Lucene AlternativesGuide
Google is a powerful internet search engine, but it's on-site search products are ad-driven, have limited functionality, and little support. Here's what to look for when picking a new solution for your site.
See GSS AlternativesGuide
Algolia is a popular hosted search engine known for its speed and ease of use. But it has its critics, too, particularly around the complexity of managing rules and its high indexing costs.
See Algolia Alternatives