Top 12 Google Custom Search Engine Alternatives

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  1. 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.

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

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

  4. Solr is an open source enterprise search server based on Lucene search library, with XML/HTTP and...

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

  6. Sphinx is a tool that makes it easy to create intelligent and beautiful documentation, written by...

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

  8. SearchTap is a search technology that can easily integrate with websites and mobile apps to provide an Amazon-like search experience without writing any code. It solves search problems for websites, businesses, mobile apps and enterprise software.