Apache Solr - Solr is an open source enterprise search server based on Lucene search library, with XML/HTTP and...
Keyspider.io - Keyspider is a cloud-based search platform that provides the best search experiences for users across your Websites, Ecommerce, Services, and Workplace.
ElasticSearch - Elasticsearch is an open source, distributed, RESTful search engine.
RevBits Deception Technology - RevBits deception technology solutions provides simple and rapid deployment options for all popular servers and applications. Know more about the RevBits deception security solutions.
Algolia Search for WordPress - Bring instant and relevant search to your WordPress blog
Algolia - 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.