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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:anonymous@cvs.netlab.co.jp:/home/cvs login (Logging in to anonymous@cvs.netlab.co.jp) CVS password: guest
% cvs -d :pserver:anonymous@cvs.netlab.co.jp:/home/cvs checkout ruby