How to Obtain Ruby
Ruby is an open source language. It can be distributed under GPL or a more unrestrictive license that is similar to Perl's artistic license.
The latest stable version is 1.4.5, which can be obtained from ftp://ftp.netlab.co.jp/pub/lang/ruby/ruby-1.4.5.tar.gz.
As of this writing, the latest development version is 1.5.3-2000-04-12. This development version can be obtained only through anonymous CVS.
% cvs -d :pserver:email@example.com:/home/cvs login (Logging in to firstname.lastname@example.org) CVS password: guest
% cvs -d :pserver:email@example.com:/home/cvs checkout ruby