Openverse is a tool that allows openly licensed and public domain works to be discovered and used by everyone.

Sphinx (search engine) is described as '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' and is a Search Server in the development category. There are more than 25 alternatives to Sphinx (search engine) for a variety of platforms, including Web-based, Linux, Self-Hosted, Mac and Windows apps. The best Sphinx (search engine) alternative is Openverse, which is both free and Open Source. Other great apps like Sphinx (search engine) are Presearch, Algolia, Meilisearch and Elasticsearch.
Openverse is a tool that allows openly licensed and public domain works to be discovered and used by everyone.

Presearch is a community-powered, decentralized search engine that provides better results while protecting your privacy and rewarding you when you search.




Algolia helps product teams connect their users with information by providing the building blocks they need to create fast, relevant, personalized search.




Meilisearch helps you shape a delightful search experience in a snap, offering features that work out-of-the-box to speed up your workflow.




Unmatched relevance. Real-time insights. Anything is possible — when the precision of search meets the intelligence of AI.

OpenSearch is a community-driven, open source search and analytics suite derived from Apache 2.0 licensed Elasticsearch 7.10.2 & Kibana 7.10.2. It consists of a search engine daemon, and a visualization and user interface, OpenSearch Dashboards.

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.

Open source search server designed to be fast, scalable and with powerful and accurate full-text search capabilities derived from Sphinx search project.

Searchspring provides solutions for online retailers such as site search, personalization, merchandising, and insights. It's compatible with ecommerce platforms like Shopify, Magento, BigCommerce, and Miva.



Carrot2 organizes your search results into topics. With an instant overview of what's available, you will quickly find what you're looking for.



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.