Apache Lucene™, an open-source search engine, is developed by the Apache Lucene™. The project releases Lucene™, a core search library. It also includes PyLucene, a python binding to Lucene. Lucene Core is a Java library providing powerful indexing and search features, as well as spellchecking, hit highlighting and advanced analysis/tokenization capabilities. The PyLucene sub-project provides Python bindings to Lucene Core. The Apache Software Foundation supports the Apache community of open-source projects. Apache Lucene is available under a commercially-friendly Apache Software license. Apache Lucene is the benchmark for search and indexing performance. Lucene is the search engine for both Apache Solr™, and Elasticsearch™. Our core algorithms and the Solr search server power applications all over the globe, from mobile devices to websites like Twitter, Apple, Wikipedia, and Google. Apache Lucene's goal is to provide world-class search capabilities.