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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:

• 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 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 by viewing the CHANGES.txt file accompanying the distribution.  Solr's release notes usually don't include Lucene layer changes.  Lucene's release notes are at https://lucene.apache.org/core/8_34_0/changes/Changes.html

Please report any feedback to the mailing lists (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.