Anserini is a Lucene toolkit for reproducible information retrieval research
Lucene GitHub Repositories (2026) · Open Source Tools
Discover the best Lucene open source repositories on GitHub. Explore trending tools, live star counts, source code, and developer projects updated daily.
Apache Lucene open-source search software
CrateDB is a distributed and scalable SQL database for storing and analyzing massive amounts of data in near real-time, even with complex queries. It is PostgreSQL-compatible, and based on Lucene.
Apache Solr open-source search software
Hibernate Search: full-text search for domain model
Stroom is a highly scalable data storage, processing and analysis platform.
Official Kubernetes operator for Apache Solr
Apache Lucene.NET is an open-source full-text search library written in C#, ported from the Apache Lucene project.
DMX Knowledge Building Platform
Open-source, self-hosted enterprise & site search server built on OpenSearch. Crawls web / file / DB / cloud sources, 20+ languages, REST API, and AI/RAG & semantic search. Apache-2.0.