Tecadmin published a tutorial about installing Apache Solr 8.5 on CentOS or RHEL 8.

How To Install Apache Solr 8.5 on CentOS/RHEL 8

Apache Solr is an open-source search platform written on Java. Solr provides full-text search, spell suggestions, custom document ordering and ranking, Snippet generation and highlighting. Solr handles a variety of data types out of the box, including JSON, XML, many Office documents, CSV and more. 

How To Install Apache Solr 8.5 on CentOS/RHEL 8