Ruby Application Archive - The mother lode: has grown into the largest body of Ruby software anywhere.
Directory: /people/m-kasahr/ruby/ - finder, getoptlong, mimeencoder, rubym4.
Atelier in the Blue Sky - Text preprocessor, aftercommit, CD player, extension library for zlib, patches.
COM Meets Ruby - ActiveScriptRuby, if you're tired of JavaScript and VisualBASIC Scripting.
Igarashi's works - Ruby/GTK, Ruby on Java, some utilities.
Gem Finder - Simple class browser for Ruby programs: uses reflection abilities of Ruby to let users browse classes, modules, methods.
Hipster's - Reverse dependency tool, simple http daemon, vim syntax coloring, more.
Hugh Sasse's Ruby Page - Links; many scripts, programs.
Minero Aoki Software Archive - Racc: LALR(1) Perser generator; TMail: Mail Class (implements MIME multipart, more); strscan: extension to scan string faster, more.
Just Another RD Site - RD: multipurpose documentation format created to document Ruby and the output of the Ruby world.
modruby.net - The mod_ruby program embeds a Ruby interpreter into the Apache webserver, to let Ruby CGI scripts execute natively, so scripts start up and run far faster.
Masaki Fukushima: Ruby - Scripts, Pcap libpcap interface, Python embedded in Ruby, Ruby SWIG module, more.
MySQL Ruby Interface - Ruby extension library to use MySQL via Ruby.
Numerical Ruby - NArray, Ruby/PGPLOT, Quanty (units), Ruby Multi-dimensional Arrays.
PalmSync - Ruby library for synchronizing PalmPilot with DBMSs.
rbison - Don't reinvent the wheel. Makes Ruby parser class from a Bison-like specification file.
Play Ground of Ruby - Small amounts of Ruby/Tk, SSI filter, flock, rot13.
Ruby == Perl.succ - Ruby 1.4.2 FreeBSD port, tips, memoranda.
Ruby > (Smalltalk + Perl) / 2 - Over a dozen programs. Interesting webpage title, yes?
SGmail.org - IMAP4rev1 and POP3 supported Mail User Agent: MUA.
Windows: Ruby for Windows users - Includes easy starter kit for Microsoft Windows users.
Ruby as Glue Language - Ruby bindings for several libraries, with readme files.
Ruby binaries - Cygwin DLL, GTk+ on Win32 DLLs.
AspectR - Module adding simple aspect-oriented programming concepts to Ruby. [Open Source, LGPL]
Yoshidam's Secret Page: Ruby - Information on Ruby, powered by his XML module. Modules: XMLParser, Uconv, Oracle, VFlib3, Perl, Multibyte Extension for String class, Syslog; Libraries: Unicode, Susie Plugin, DirectDraw for Ruby, MDN.
RubyUnit - Simple testing framework for Ruby.
RZBD - Ruby version of Zebedee: 100% compatible clone (protocol, configuration file), can be used by Ruby scripts easily like standard Socket API. Zebedee is simple program to form encrypted, compressed tunnel for TCP/IP or UDP data between two systems.
Tadayoshi Funaba: Ruby - Applications: cal, dvipc, gtkcal, luna, nqt, rar, prof, stared, tkcal, tr-list, wc, Just another Ruby hacker; Libraries: calendar, date2, delay/force, once, smf.
Windows: Install Ruby under Windows - Installshield-based one-click installation; the first available simple install procedure for Windows.
Windows: Ruby Distributions for Windows 95/98/NT/2000 - Binaries and DLLs of Ruby and Ruby-extensions.
Windows: Ruby Entry Package for Win32 - Release package, sources, Extlibs, links.
Ruby-GMP - Provides Ruby bindings to libGMP, experimental, integer and rational parts are useful.
BioRuby.org - Ruby library for Bioinformatics research. Goal: implement integrated environment for such research by using Ruby. Growing project, link counts.
Rockit - Ruby O-o Compiler construction toolKIT; easy-to-use, written in and generates Ruby code. Current focus: 'front-end' phases of compiler construction; generates lexer and parser (more advanced than yacc's LaLr(1), grammars in Extended Backus-Naur form.
Zakki-Cho - Software and several translated articles on programming and running Ruby on Windows. "Zakki-Cho" = "Notebook" in Japanese.
Ruby/GP - A genetic programming library in Ruby language.
AES for Ruby - Compact, fast AES encryption for Ruby programs, with no overhead of linking to big 3rd-party encryption libraries.
Ruby Behaviors - Makes it easy to make temporary changes to Ruby core language without interfering with other code or having to convince others of change's worth. Locally scoped changes managed via facilities provided by class Behavior. Allows runtime class modifications in controlled way.
freshmeat.net: Ruby - Root Ruby page there, over 40 projects so far.
WEBrick - Ruby library program/toolkit to build HTTP WWW servers; download, CVS, example configuration code, change log. [Open Source, Ruby Artistic]