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A comprehensive, tested version of Apache Lucene based on the most recent stable Lucene version with additional bug fixes, productivity and index tools. Learn More >
A utility for Java developers to optimize the search-specific performance of Apache Lucene native java apps. Learn More >
A comprehensive, tested version of Apache Solr based on the most recent stable Solr version with additional utilities, bug fixes and performance enhancements. Learn More >
Reference Guide
Organizes and unifies key information on all important features and functions of Solr in a single, convenient and authoritative source. Learn more>
An open source visual monitoring framework to capture, store, interactively view and compare various Solr performance metrics over time. Learn More >
ISYS File Readers
An embeddable set of over 200 file filters to extract text and other metadata from different file formats. Learn more >
Apache Releases
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Reference Guide
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Apache Solr
The open source release from Apache.
Apache Lucene
The open source release from Apache.