Apache Lucene open-source search software

AI + Data, online. https://vespa.ai

🔎 Open source distributed and RESTful search engine.

Fess is very powerful and easily deployable Enterprise Search Server.

All Algorithms implemented in Java

Search Quality Evaluation Tool for Apache Solr & Elasticsearch search-based infrastructures

🔍 Open Source Enterprise Cognitive Search Engine

Apache Solr open-source search software

Official Elasticsearch Java Client

Search Relevance Workbench for OpenSearch.

Zulia Search Engine

✨ 🧬 Turing ES - Enterprise Search, Semantic Navigation, Chatbot using Search Engine and Generative AI.

Apache Lucene open-source search software

Dynamically filter JPA entities, Mongo collections, and Java in-memory objects with a user-friendly query syntax. Seamless integration with Spring APIs. Star to support the project! ❤️

An advanced comment system. Including search for deepness of replies, sorting by multiple options. An advanced voting using write-behind caching strategy

an open source geocoder for openstreetmap data

MiaoCha - is an enterprise-level log analysis platform that can collect massive logs in one stop and realize millisecond-level search and query and intelligent data analysis.

Moera search engine, for issues use: https://github.com/MoeraOrg/moera-issues/issues

Solr MCP Server