Unixcop published a tutorial about installing Scala 3 on RHEL 8 or CentOS 8.

How To Install Scala 3 on RHEL 8 / CentOS 8

Scala combines object-oriented and functional programming in one concise, high-level language. Scala’s static types help avoid bugs in complex applications, and its JVM and JavaScript runtimes let you build high-performance systems with easy access to huge ecosystems of libraries. 

How To Install Scala 3 on RHEL 8 / CentOS 8 - Unixcop the Unix / Linux the admins deams