release date: 2019-02-16Changelog Elasticsearch 6.6.0 Logstash 6.6.0 Kibana 6.6.0 component namecomponent versioncomponent licensecomponent source Elasticsearch6.6.0Elasticsearch license (Apache v2) Logstash6.6.0Logstash license (Apache v2) Kibana6.6.0Kibana license (Apache v2) Oracle Java Server JREJava 8 u202Oracle Binary Code LicenseSource code Elkwin5.0.0Itefix EULA 2019