ParadeDB Alternatives
Apps similar to ParadeDB include Meilisearch, which is open source but paid. OpenSearch and Golem are free. Other options are Elasticsearch, Algolia, Apache Solr and Pagefind. You're spoiled for choice with Search Servers like ParadeDB: we list more than 50 alternatives for Linux, self-hosting, Mac, the web and Windows.
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
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Self-Hosted
- Docker
United States

- 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

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
Whoosh is a library of classes and functions for indexing text and then searching the index. It allows you to develop custom search engines for your content.
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted
Toshi is meant to be a full-text search engine similar to Elasticsearch. Toshi strives to be to Elasticsearch what Tantivy is to Lucene.
Cost / License
- Free
- Open Source
Platforms
- Linux
Elasticlunr.js, lightweight full-text search engine in Javascript for browser search and offline search. Elasticlunr.js is developed based on Lunr.js, but more flexible than lunr.js. Elasticlunr.js provides Query-Time boosting and field search.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Mac
- Windows
- Linux
Xapian is an open source probabilistic information retrieval library, released under the GNU General Public License (GPL). It is a full text search engine library for programmers. It is written in C++, with bindings to allow use from Perl, Python, PHP, Java, Tcl, C#, Ruby, and...
Cost / License
- Free
- Open Source
Application type
Platforms
- Mac
- Windows
- Linux
- BSD
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






























