Lucene and Solr 6.6.4

It is a pleasure to inform that the new version of Lucene library and Solr search server has been released. It is another release from the 6.x branch and it is numbered 6.6.4. This release introduces critical security fixes found in Solr. We highly suggest upgrading your Solr instances.

Apache Lucene library 6.6.4 can be downloaded from If you want to download Solr search server 6.6.4 go to

This entry was posted on Friday, May 18th, 2018 at 15:49 and is filed under About Lucene, About Solr, Lucene, Solr. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.