Install libruby by entering the following commands in the terminal:
sudo apt update sudo apt install libruby
Description:
Libraries necessary to run Ruby
Ruby is the interpreted scripting language for quick and easy object-oriented programming. It has many features to process text files and to do system management tasks (as in perl). It is simple, straight-forward, and extensible. . This package includes the 'libruby' library, necessary to run Ruby. . This package is a dependency package, which depends on Debian's default Ruby version (currently v2.5).
Homepage: http://www.ruby-lang.org/
Version: 1:2.5.1
Section: universe/libs