SQLcl latest download

The excellent database tool SQLcl latest download:

 https://www.oracle.com/tools/downloads/sqlcl-downloads.html 

Its "father": http://www.thatjeffsmith.com/  

And the documentation: https://docs.oracle.com/en/database/oracle/sql-developer-command-line/

No oracle client is needed, it use JDBC connection and requires JRE.