English.rb lets Perl'ish global variables have English names README this file abbrev.rb abbreviation calculator base64.rb Base64 de- and encoder benchmark.rb a benchmark utility cgi.rb CGI support library cgi/session.rb CGI session class cmath.rb math support for complex numbers complex.rb includes cmath and set complex arithemtic as default (obsolete) csv.rb CSV parser/generator debug.rb ruby debugger delegate.rb delegates messages to other object drb.rb distributed Ruby e2mmap.rb exception utilities erb.rb tiny eRuby library fileutils.rb file utilities find.rb traverses directory tree forwardable.rb explicit delegation library gauntlet_rubygems.rb Gem package validator getoptlong.rb GNU getoptlong compatible gserver.rb general TCP server ipaddr.rb defines the IPAddr class irb.rb interactive ruby logger.rb simple logging utility mathn.rb extended math operation (obsolete) matrix.rb matrix calculation library minitest/unit minimal drop-in replacement for test-unit mkmf.rb Makefile maker monitor.rb exclusive region monitor for thread mutex_m.rb mutex mixin net/ftp.rb ftp access net/http.rb HTTP access net/https.rb HTTPS access net/imap.rb IMAP4 access net/pop.rb POP3 access net/protocol.rb abstract class for net library (DO NOT USE) net/smtp.rb SMTP access net/telnet.rb telnet library observer.rb observer desing pattern library (provides Observable) open-uri.rb easy-to-use network interface using URI and Net open3.rb opens subprocess connection stdin/stdout/stderr optparse.rb command line option analysis ostruct.rb python style object pathname.rb Object-Oriented Pathname Class pp.rb pretty print objects prettyprint.rb pretty printing algorithm prime.rb prime numbers and factorization profile.rb runs ruby profiler profiler.rb ruby profiler module pstore.rb persistent object strage using marshal racc/parser.rb racc (Ruby yACC) runtime rake.rb Ruby Make rational.rb rational number support (obsolete) rdoc source-code documentation tool resolv-replace.rb replace Socket DNS by resolve.rb resolv.rb DNS resolver in Ruby rexml an XML parser for Ruby, in Ruby rinda/rinda.rb Linda distributed computing paradigm for drb rinda/ring.rb RingServer for tuplespace rinda/tuplespace.rb tuplespace for drb rss.rb RSS parser/generator rubygems Ruby package management system scanf.rb scanf for Ruby securerandom.rb Secure random number generator interface set.rb defines the Set class shell.rb runs commands and does pipeline operations like shell shellwords.rb split into words like shell singleton.rb singleton design pattern library sync.rb 2 phase lock tempfile.rb temporary file with automatic removal test/unit Ruby Unit Testing Framework thread.rb thread support thwait.rb thread syncronization class time.rb RFC2822, RFC2616, ISO8601 style time formatting/parsing timeout.rb provides timeout tmpdir.rb retrieve temporary directory path tracer.rb execution tracer tsort.rb topological sorting ubygems.rb command line shortcut for RubyGems un.rb Utilities to replace common UNIX commands in Makefiles etc uri.rb URI support uri/ftp.rb ftp scheme support uri/http.rb http scheme support uri/https.rb https scheme support uri/ldap.rb ldap scheme support uri/ldaps.rb ldaps scheme support uri/mailto.rb mailto scheme support weakref.rb weak reference class webrick.rb WEB server toolkit xmlrpc XML-RPC implementation yaml.rb YAML implementation