What's the alternative?

Apache Solr

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

Top 12 Apache Solr Alternatives

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  1. ElasticSearch

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

  2. 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.

  3. Swiftype Site Search

    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.

  4. Swiftype

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

  5. Site Search 360

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

  6. AddSearch

    Instant Search for your Website | AddSearch - Add Instant Search to Your Website

  7. Azure Search

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

  8. Google Custom Search Engine

    Google Custom Search is a platform provided by Google that allows web developers to feature specialized information in web searches, refine and categorize queries and create customized search engines, based on Google Search.

  9. CC Search

    The public beta of a new Creative Commons search tool, meant for testing and feedback. For the legacy search tool, please visit search.creativecommons.org.

  10. ONLYOFFICE

    ONLYOFFICE is a complete office and productivity suite.

  11. Paperwork

    Paperwork is an open source note-taking & archiving app written in PHP.