Top 12 Apache Solr Alternatives

Elasticsearch is an open source, distributed, RESTful search engine.

Algolia's Search API makes it easy to deliver a great search experience in your apps & websites. Algolia Search provides hosted full-text, numerical, faceted and geolocalized search.

Amazon CloudSearch is a fully-managed service in the cloud that makes it easy to set up, manage, and scale a search solution for your website.

Swiftype Site Search helps to sell more, get the right answer to more people on the platform and surface relevant content for readers and followers.

Xapian is an open source probabilistic information retrieval library, released under the GNU...

OpenSearchServer is an open source application server allowing development of index-based...

The simplest way to add search to your website or application. Sign up for free.

SearchSpring is an eCommerce site search tool.

The simple way to create a great search experience for your users and your team.

SearchBlox is an out-of-the-box Enterprise Search Solution built on top of Apache Lucene/Solr.

Site Search 360 enhances and improves the standard WordPress search with search suggests, autocompletion, semantic search, and a whole lot of customization.

freemium $9.0 / Monthly ("1,500 pages/products", "5,000 monthly searches")

Azure Search makes it easy to add powerful and sophisticated search capabilities to your website or...