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31 December 2019, Apache Solr™ 8.4.0 available

The Lucene PMC is pleased to announce the release of Apache Solr 8.4.0

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Solr 8.4.0 is available for immediate download at: https://lucene.apache.org/solr/downloads.htmlSee

Note: The Apache Software Foundation uses an extensive mirroring network for distributing releases. It is possible that the mirror you are using may not have replicated the release yet. If that is the case, please try another mirror. This also goes for Maven access.

Please report any feedback to the mailing lists (https://lucene.apache.org/solr/8_4_0/changes/Changes.html for a full list of details.community.html#mailing-lists-irc)

Solr 8.4.0 Release Highlights:

New features

Improvements and Bug Fixes

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• A new package management system was introduced in order to ease deploying plugins.
• Better security with the out-of-the-box configuration.

A summary of important changes is published in the Solr Reference Guide You are encouraged to thoroughly read the "Upgrade Notes" at https://lucene.apache.org/solr/guide/8_4/solr-upgrade-notes.html. For the most exhaustive list, see the full release notes here https://lucene.apache.org/solr/8_4_0/changes/Changes.html or in by viewing the CHANGES.txt file accompanying the distribution.  Solr's release .

Solr 8.4 also includes many other new features as well as numerous optimizations and bugfixes of the corresponding Apache Lucene release.

Please report any feedback to the mailing lists (notes usually don't include Lucene layer changes.  Lucene's release notes are at https://lucene.apache.org/solr/community.html#mailing-lists-irc)Note: The Apache Software Foundation uses an extensive mirroring network for distributing releases. It is possible that the mirror you are using may not have replicated the release yet. If that is the case, please try another mirror. This also goes for Maven access./core/8_4_0/changes/Changes.html