Apache Solr Alternatives

Apache Solr is described as 'Solr is an open source enterprise search server based on Lucene search library, with XML/HTTP and JSON APIs. Its major features include powerful full-text search, hit highlighting, faceted search, dynamic clustering, database integration, and rich document handling' and is a Search Server in the development category. There are more than 25 alternatives to Apache Solr for a variety of platforms, including Web-based, Linux, Self-Hosted, Mac and Windows apps. The best Apache Solr alternative is Algolia. It's not free, so if you're looking for a free alternative, you could try Algolia or Elasticsearch. Other great apps like Apache Solr are OpenSearch, Manticore search, Searchspring and Carrot2.

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Alternatives list

  1. Milvus icon
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    Milvus is an open-source vector database built to power embedding similarity search and AI applications. Milvus makes unstructured data search more accessible, and provides a consistent user experience regardless of the deployment environment.

    Cost / License

    Platforms

    • Linux
    • Docker
     
  2. Chroma DB icon
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    Open-source search and retrieval database for AI applications.

    52 Chroma DB alternatives

    Cost / License

    Platforms

    • Online
    • Software as a Service (SaaS)
    • Python
     
  3. Enhance your image searching with a command-line tool enabling semantic search locally via node-mlx. Utilizing CLIP model embeddings stored as binary JSON for indexing serves rapid queries without any reliance on third parties, ensuring efficiency even with extensive image collections.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Linux
    • npm
     
  4. Zevi.AI icon
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    Zevi is a site search engine that is build with NLP and AI at its core. With Zevi a customer can easily pass through your website and give back ranked results based on the businesses preference. Zevi makes site Information discovery a breeze.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
     
  5. Lunr.js icon
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    Lunr Search is a compact, full-featured search tool that doesn't require external server-side services. It offers language processors for accurate user query results and can be adjusted to suit your content. Lunr works in your browser or on a server with node.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Web Browser
     
  6. Chili Search replaces the WordPress default search with a lightning fast, full-ajax and accurate search.

    Cost / License

    • Freemium
    • Open Source

    Platforms

    • Online
    • Self-Hosted
    • JavaScript
    • Software as a Service (SaaS)
    • HTML
    • Wordpress
     
  7. ParadeDB icon
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    ParadeDB is a modern Elasticsearch alternative built on Postgres. Built for real-time, update-heavy workloads.

    Cost / License

    Application type

    Platforms

    • Self-Hosted
    • Docker
    • Kubernetes
    • PostgreSQL
     
  8. SearchTap.io is a search technology that can easily integrate with websites and mobile apps to provide an Amazon-like search experience without writing any code.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • JSON
    • JavaScript
    • Ruby on Rails
     
  9. Fuse.js icon
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    Generally speaking, fuzzy searching (more formally known as approximate string matching) is the technique of finding strings that are approximately equal to a given pattern (rather than exactly).

    Cost / License

    Platforms

    • Online
     
  10.  Like

    Fuzzy is a fuzzy search library designed to match a relatively short search phrase (needle) against a large list of short-to-medium phrases (haystack). It might be best described as a more forgiving String.includes().

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Online
     
  11. Adds a customizable search box to your web pages and show fast, relevant results powered by Google Search. It is useful in the ways that is free, but has quite bad crawlers for YOUR website.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
     
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