OpenSearch Alternatives
Apps similar to OpenSearch include Grafana, which is open source with a free version. Other options are Elasticsearch, Kibana, Algolia and Apache Solr. There's no shortage of Search Servers like OpenSearch, with more than 25 alternatives for Linux, the web, Mac, Windows and self-hosting.
Alternatives list
Cost / License
- Freemium
- Open Source (Apache-2.0)
Platforms
- Online
- Software as a Service (SaaS)
- Python
United States

Qdrant (read: quadrant) is a vector similarity search engine and vector database. It provides a production-ready service with a convenient API to store, search, and manage points—vectors with an additional payload Qdrant is tailored to extended filtering support.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Mac
- Windows
- Linux
- Self-Hosted
- Cloudron
- 46 Sphinx (search engine) alternatives
Sphinx is a software search engine designed with indexing database content in mind. It currently supports MySQL, PostgreSQL, and ODBC-compliant databases as data sources natively. Other data sources can be indexed via pipe in a custom XML format.
Cost / License
- Free
- Proprietary (GPL-2.0)
Application type
Platforms
- Mac
- Windows
- Linux

Free site search engine. Add a site search engine to your website today, for free, in less than ten minutes. Choose from Free and Pro site search engines.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online

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
- Free
- Open Source (Apache-2.0)
Platforms
- Linux
- Docker
United States


High-performance, full-featured text search engine library written entirely in Java. It is a technology suitable for nearly any application that requires full-text search, especially cross-platform. Apache Lucene is a open source.
Cost / License
- Free
- Open Source
Application type
Platforms
- Self-Hosted
Searchcraft is a highly performant, content-optimized search engine written in Rust. It has lower resource footprint than Elasticsearch with faster response times. It aims to be faster, easier to implement, and easier to manage than Elasticsearch, OpenSearch, Agolia and Solr...
Cost / License
- Free
- Proprietary
Application typeApplication types
Platforms
- Online
- Self-Hosted
- Software as a Service (SaaS)
- Docker
United States

OpenSearchServer is an open source application server allowing development of index-based applications like search engines. Main features of OpenSearchServer are : An integrated crawler for databases, web pages and rich documents; a user friendly GUI allowing development of most...
Cost / License
- Free
- Open Source (Apache-2.0)
Application type
Platforms
- Mac
- Windows
- Linux
An intelligent yet easy-to-install site search for any website. Simply start typing to get search autosuggestions and semantically enriched structured data at your fingertips.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)
Germany
EU


+6
Loggly is a cloud-based log management service built on top of a powerful search engine. With Loggly, you can collect logs from your servers then quickly search them with an intuitive user interface. We make looking at logs fun again!
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)
United States


+1
Expertrec custom search started as a replacement for google site search. It adds super-fast search autocomplete, spell correct, search listing pages to your website.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Software as a Service (SaaS)
India


+2

































