An Elasticsearch (ES) index server is required for Flowable Engage:
Download Elasticsearch 6.x from the Elastic website at https://www.elastic.co/downloads/elasticsearch.
Extract the downloaded package to a desired folder on the filesystem.
From a command prompt in the folder start Elasticsearch by submitting
Flowable Work expects Elasticsearch to be running on
http://localhost:9200 which is the
default for a vanilla Elasticsearch configuration.
If you are running Elasticsearch on a different host
or port, you can configure the address of Elasticsearch within
application.properties file you created in the prior section: