The dev-ruby category contains libraries and utilities relevant to the Ruby programming language.
| abstract | Library which enable you to define abstract method in Ruby |
|---|---|
| actioncable | Integrated WebSockets for Rails |
| actionmailer | Framework for designing email-service layers |
| actionpack | Eases web-request routing, handling, and response |
| actionpack-action_caching | Action caching for Action Pack (removed from core in Rails 4.0) |
| actionpack-xml_parser | XML parameters parser for Action Pack (removed from core in Rails 4.0) |
| actionview | Simple, battle-tested conventions and helpers for building web pages |
| activejob | Job framework with pluggable queues |
| activeldap | ActiveLDAP provides an activerecord inspired object oriented interface to LDAP |
| activemodel | Toolkit for building modeling frameworks like Active Record and Active Resource |
| activemodel-serializers-xml | XML serialization for your Active Model objects and Active Record models |
| activerecord | Implements the ActiveRecord pattern (Fowler, PoEAA) for ORM |
| activerecord-deprecated_finders | Used to extract and deprecate old-style finder option hashes in Active Record |
| activestorage | Attach cloud and local files in Rails applications |
| activesupport | Utility Classes and Extension to the Standard Library |
| acts_as_list | Capabilities for sorting and reordering a number of objects in a list |
| addressable | A replacement for the URI implementation that is part of Ruby's standard library |
| ae | Assertive Expressive is an assertions library designed for reuse |
| afm | A very simple library to read Adobe Font Metrics files |
| airbrussh | A replacement log formatter for SSHKit |
| akismet | A Ruby client for the Akismet API |
| allison | A modern, pretty RDoc template |
| amatch | Approximate Matching Extension for Ruby |
| ammeter | Write specs for your Rails 3+ generators |
| amq-client | A fully-featured, low-level AMQP 0.9.1 client |
| amq-protocol | An AMQP 0.9.1 serialization library for Ruby |
| amqp | AMQP client implementation in Ruby/EventMachine |
| annoy | Like your annoying friend that asks you questions all the time |
| ansi | The Ruby ANSI project is collection of ANSI escape codes for Ruby |
| archive-tar-minitar | Provides POSIX tarchive management from Ruby programs |
| arel | Arel is a Relational Algebra for Ruby |
| arel-helpers | Tools to help construct database queries |
| ascii85 | Methods for encoding/decoding Adobe's binary-to-text encoding of the same name |
| asciidoctor | Processor for converting AsciiDoc into HTML 5, DocBook 4.5 and other formats |
| asciidoctor-diagram | A set of Asciidoctor extensions that enable you to add diagrams |
| asciimath | A pure Ruby AsciiMath parsing and conversion library |
| ast | A library for working with abstract syntax trees |
| astrolabe | An object-oriented AST extension for Parser |
| async_sinatra | Asynchronous response API for Sinatra and Thin |
| atomic | An atomic reference implementation for JRuby, Rubinius, and MRI |
| autoprefixer-rails | Add vendor prefixes to CSS rules using values from the Can I Use website |
| awesome_print | Library to pretty print Ruby objects in full color with proper indentation |
| aws-s3 | Client library for Amazon's Simple Storage Service's REST API |
| aws-sdk | Official SDK for Amazon Web Services |
| aws-sdk-core | Official SDK for Amazon Web Services |
| aws-sdk-resources | Official SDK for Amazon Web Services |
| aws-sigv4 | Amazon Web Services Signature Version 4 signing library |
| axiom-types | Define types with optional constraints for use within axiom and other libraries |
| backports | Backports of Ruby features for older Ruby |
| bacon | Small RSpec clone weighing less than 350 LoC |
| barby | Ruby barcode generator that doesn't rely on 3rd party libraries |
| base32 | A library which provides base32 decoding and encoding |
| bcat | Pipe to browser utility for use at the shell and within editors |
| bcrypt-ruby | An easy way to keep your users' passwords secure |
| bcrypt_pbkdf | Implements bcrypt_pdkfd (a variant of PBKDF2 with bcrypt-based PRF) |
| best_in_place | In-place editor helper for Rails 3 |
| bindata | Parsing Binary Data in Ruby |
| bindex | Bindings for your Ruby exceptions |
| binding_of_caller | Retrieve the binding of a method's caller |
| bit-struct | Library for packed binary data stored in ruby Strings |
| blankslate | Base class with almost all of the methods from Object and Kernel being removed |
| bluecloth | A Ruby implementation of Markdown |
| bogus | Ensuring that the things you stub or mock actually exist |
| bones | Tool that creates new Ruby projects from a code skeleton |
| bourne | Extends mocha to allow tracking and querying of stub and mock invocations |
| brass | BRASS is a very basic assertions framework for Ruby |
| bsearch | A binary search library for Ruby |
| bson | A Ruby BSON implementation for MongoDB. (Includes binary C-based extension.) |
| buftok | Statefully split input data by a specifiable token |
| builder | A builder to facilitate programatic generation of XML markup |
| bundler | An easy way to vendor gem dependencies |
| bundler-audit | Provides patch-level verification for Bundled apps |
| bunny | Another synchronous Ruby AMQP client |
| calendar_date_select | A popular and flexible JavaScript DatePicker for RubyOnRails |
| capistrano | A distributed application deployment system |
| capistrano-stats | Official metrics to help the development direction of Capistrano |
| capybara | Capybara aims to simplify the process of integration testing Rack applications |
| celluloid | Provides a simple and natural way to build fault-tolerant concurrent programs |
| celluloid-essentials | Provides a simple and natural way to build fault-tolerant concurrent programs |
| celluloid-extras | Provides a simple and natural way to build fault-tolerant concurrent programs |
| celluloid-fsm | Provides a simple and natural way to build fault-tolerant concurrent programs |
| celluloid-io | Evented IO for Celluloid actors |
| celluloid-pool | Provides a simple and natural way to build fault-tolerant concurrent programs |
| celluloid-supervision | Provides a simple and natural way to build fault-tolerant concurrent programs |
| certificate_authority | Managing the core functions outlined in RFC-3280 for PKI |
| charlock_holmes | Character encoding detecting library for Ruby using ICU |
| childlabor | A scripting framework that replaces rake and sake |
| childprocess | Solution for controlling external programs running in the background |
| chronic | Chronic is a natural language date/time parser written in pure Ruby |
| chunky_png | Pure Ruby library that can read and write PNG images |
| classifier | Module to allow Bayesian and other types of classifications |
| classifier-reborn | Module to allow Bayesian and other types of classifications |
| climate_control | Easily manage your environment |
| cliver | An easy way to detect and use command-line dependencies |
| cmdparse | Advanced command line parser supporting commands |
| cocaine | A small library for doing command lines |
| coderay | A Ruby library for syntax highlighting |
| coercible | Powerful, flexible and configurable coercion library |
| coffee-rails | Coffee Script adapter for the Rails asset pipeline |
| coffee-script | Ruby CoffeeScript is a bridge to the official CoffeeScript compiler |
| coffee-script-source | Ruby CoffeeScript is a bridge to the official CoffeeScript compiler |
| color | Colour management with Ruby |
| colorator | Colorize your text in the terminal |
| colored | Console coloring |
| colorize | Adds methods to set color, background color and text effect on console easier |
| columnize | Sorts an array in column order |
| combustion | Elegant Rails Engine Testing |
| commander | The complete solution for Ruby command-line executables |
| compass | Compass Stylesheet Authoring Framework |
| compass-core | Compass Stylesheet Authoring Framework |
| compass-import-once | Speed up your Sass compilation by making @import only import each file once |
| concurrent-ruby | Modern concurrency tools including agents, futures, promises, thread pools, more |
| connection_pool | Generic connection pooling for Ruby |
| contracts | provides contracts for Ruby |
| coolio | A high performance event framework for Ruby which uses the libev C library |
| countdownlatch | Synchronization aid to allow threads to wait for operations in other threads |
| crack | Really simple JSON and XML parsing, ripped from Merb and Rails |
| crass | Ruby CSS parser that's fully compliant with the CSS Syntax Level 3 specification |
| creole | Creole-to-HTML converter for Creole, the lightweight markup language |
| cri | Cri is a library for building easy-to-use commandline tools |
| css_parser | Sass-based Stylesheet Framework |
| curb | Ruby-language bindings for libcurl |
| curses | Ruby binding for curses, ncurses, and PDCurses |
| d3_rails | Ruby on Rails integration for the Javascript Data Visualization Framework, D3 |
| daemon_controller | Library to start and stop specific daemons programmatically in a robust manner |
| daemons | Wrap existing ruby scripts to be run as a daemon |
| dalli | A high performance pure Ruby client for accessing memcached servers |
| database_cleaner | Strategies for cleaning databases |
| date_validator | Simple, ORM agnostic, Ruby 1.9 compatible date validator for Rails 3 |
| dbf | a small fast library for reading dBase, xBase, Clipper and FoxPro database files |
| ddmemoize | Adds support for memoizing functions |
| ddmetrics | Non-timeseries measurements for Ruby programs |
| ddplugin | Provides plugin management for Ruby projects |
| debug_inspector | A Ruby wrapper for the MRI 2.0 debug_inspector API |
| debugger-linecache | A module to read and cache file information of a Ruby program |
| deep_merge | A simple set of utility functions for Hash |
| delayer | Delay the processing |
| delayer-deferred | Ruby implementation of JSDeferred |
| dep_selector | constraint based package dependency resolver |
| dependor | Reduces duplication when doing manual dependency injection |
| deprecated | A Ruby library for handling deprecated code |
| descendants_tracker | Module that adds descendant tracking to a class |
| did_you_mean | 'did you mean?'experience in Ruby |
| diff-lcs | Use the McIlroy-Hunt LCS algorithm to compute differences |
| dnsruby | A pure Ruby DNS client library |
| docile | Turns any Ruby object into a DSL |
| domain_name | Domain Name manipulation library for Ruby |
| dotenv | Loads environment variables from .env into ENV |
| dust | Descriptive block syntax definition for Test::Unit |
| ed25519 | Library for the Ed25519 public-key signature system |
| elasticsearch | Ruby integrations for ES, elasticsearch module |
| elasticsearch-api | Ruby integrations for ES, elasticsearch-api module |
| elasticsearch-transport | Ruby integrations for ES, elasticsearch-transport module |
| equalizer | Module to define equality, equivalence and inspection methods |
| erubi | a ERB template engine for ruby; a simplified fork of Erubis |
| erubis | Erubis is an implementation of eRuby |
| escape_utils | Faster string escaping routines for your ruby apps |
| ethon | Very lightweight libcurl wrapper |
| evented-spec | A set of helpers to help you test your asynchronous code |
| eventmachine | EventMachine is a fast, simple event-processing library for Ruby programs |
| execjs | ExecJS lets you run JavaScript code from Ruby |
| exifr | A library to read EXIF info from JPEG and TIFF images |
| expression_parser | A math parser |
| facets | Facets is the premier collection of extension methods for Ruby |
| facter | A cross-platform ruby library for retrieving facts from operating systems |
| factory_girl | factory_girl provides a framework and DSL for defining and using factories |
| fakefs | A fake filesystem. Use it in your tests |
| fakeweb | Helper for faking web requests in Ruby |
| faraday | HTTP/REST API client library with pluggable components |
| faraday_middleware | Various middleware for Faraday |
| faraday_middleware-multi_json | Response JSON parser using MultiJson and FaradayMiddleware |
| fast-stemmer | Simple wrapper around multithreaded Porter stemming algorithm |
| fast_gettext | GetText but 3.5x faster, 560x less memory, clean namespace and threadsave! |
| fast_xs | fast_xs text escaping library ruby bindings |
| fattr | fattr.rb is a "fatter attr" for ruby |
| fcgi | FastCGI library for Ruby |
| ferret | A ruby indexing/searching library |
| ffaker | Faster Faker, generates dummy data |
| ffi | Ruby extension for programmatically loading dynamic libraries |
| file-tail | A small ruby library that allows it to 'tail' files in Ruby |
| filesize | small ruby class for handling filesizes with both the SI and binary prefixes |
| fivemat | MiniTest/RSpec/Cucumber formatter that gives each test file its own line of dots |
| flexmock | Simple mock object library for Ruby unit testing |
| flickraw | A library to access flickr api in a simple way |
| flog | Flog reports the most tortured code in an easy to read pain report |
| font-awesome-rails | Font-awesome for the asset pipeline |
| forgery | Easy and customizable generation of forged data |
| forwardable-extended | Forwardable with hash, and instance variable extensions |
| fuubar | Instafailing RSpec progress bar formatter |
| GeoRuby | Ruby data holder for OGC Simple Features |
| gettext-setup | A gem to ease i18n |
| gettext_i18n_rails | FastGettext / Rails integration |
| gh | multi-layer client for the github api v3 |
| gherkin | Fast Gherkin lexer and parser |
| git | Library for using Git in Ruby |
| github_api | A Ruby wrapper for the GitHub REST API v3 |
| globalid | Reference models by URI |
| gnuplot | Gnuplot drawing library - Ruby Bindings |
| gpgme | Ruby language binding for GnuPG Made Easy |
| gruff | Beautiful graphs for one or multiple datasets |
| haml | A ruby web page templating engine |
| haml-rails | Provides Haml generators for Rails 4 |
| hamster | Efficient, immutable, thread-safe collection classes for Ruby |
| hashdiff | Simple Hash extension to make working with nested hashes easier |
| hashery | The Hashery is a tight collection of Hash-like classes |
| hashicorp-checkpoint | Internal HashiCorp service to check version information |
| hashie | Hashie is a small collection of tools that make hashes more powerful |
| hashr | Simple Hash extension to make working with nested hashes easier |
| heredoc_unindent | Removes leading whitespace from Ruby heredocs |
| hiera | A simple pluggable Hierarchical Database |
| hiera-eyaml | Encrypted YAML backend for hiera |
| hiera-eyaml-gpg | A GPG backend for hiera-eyaml |
| hiera-eyaml-plaintext | A plaintext backend for hiera-eyaml |
| highline | Highline is a high-level command-line IO library for ruby |
| hike | Hike is a Ruby library for finding files in a set of paths |
| hipchat | Ruby library to interact with HipChat |
| hiredis | Wrapper for hiredis (protocol serialization/deserialization and blocking I/O) |
| hitimes | A fast, high resolution timer library |
| hocon | This is a port of the Typesafe Config library to Ruby. |
| hoe | Hoe extends rake to provide full project automation |
| hoe-seattlerb | Hoe plugins providing tasks used by seattle.rb |
| hpricot | A fast and liberal HTML parser for Ruby |
| html2haml | Convert HTML and HTML+Erb to Haml |
| htmlentities | A simple library for encoding/decoding entities in (X)HTML documents |
| http | An easy-to-use client library for making requests from Ruby |
| http-cookie | A ruby library to handle HTTP cookies |
| http-form_data | Utility-belt to build form data request bodies |
| http_parser_rb | Simple callback-based HTTP request/response parser |
| httparty | Makes http fun! Also, makes consuming restful web services dead easy |
| httpauth | Library implementing the full HTTP Authentication protocol (RFC 2617) |
| httpclient | 'httpclient' gives something like the functionality of libwww-perl (LWP) in Ruby |
| i18n | Add Internationalization support to your Ruby application |
| ice_nine | Deep Freeze Ruby Objects |
| idn-ruby | LibIDN Ruby Bindings |
| imagesize | Measure image size (GIF, PNG, JPEG, etc) |
| inflecto | Inflector for ruby |
| inifile | Native Ruby package for reading and writing INI files |
| instance_storage | Manage class instances with dictionary |
| instantiator | Instantiate an arbitrary Ruby class |
| introspection | Dynamic inspection of the hierarchy of method definitions on a Ruby object |
| iobuffer | IO::Buffer is a byte queue which is intended for non-blocking I/O applications |
| itextomml | Native Ruby bindings to itex2MML, which converts itex equations to MathML |
| jeweler | Rake tasks to manage gems, versioning and generate new projects |
| jira-ruby | API for JIRA |
| jmespath | Implements JMESPath for Ruby |
| journey | Journey is a router. It routes requests |
| jquery-rails | jQuery! For Rails! So great |
| jquery-ui-rails | The jQuery UI assets for the Rails 3.2+ asset pipeline |
| jsobfu | A Javascript code obfuscator |
| json | A JSON implementation as a Ruby extension |
| jwt | A Ruby implementation of JSON Web Token draft 06 |
| kirbybase | A simple Ruby DBMS that stores data in plaintext files |
| kissfft | ruby interface to kissfft |
| kpeg | A simple PEG library for Ruby |
| kramdown | Yet-another-markdown-parser but fast, pure Ruby, using strict syntax definition |
| launchy | Helper class for launching cross-platform applications |
| lemon | Lemon is a unit testing framework |
| letter_opener | Preview mail in the browser instead of sending |
| levenshtein | Levenshtein distance algorithm |
| libxml | Ruby libxml with a user friendly API, akin to REXML |
| liquid | Template engine for Ruby |
| liquid-c | Liquid performance extension in C |
| listen | Listens to file modifications and notifies you about the changes |
| litc | A tiny ruby module for Amazon EC2 intance metadata |
| little-plugger | Module that provides Gem based plugin management |
| locale | A pure ruby library which provides basic APIs for localization |
| lockfile | A ruby library for creating NFS safe lockfiles |
| log4r | A comprehensive and flexible logging library written in Ruby |
| log_buddy | Log statements along with their name easily |
| logging | Flexible logging library based on the design of Java's log4j library |
| logue | A module that adds logging/trace functionality |
| loofah | Library for manipulating and transforming HTML/XML documents and fragments. |
| loquacious | Descriptive configuration files for Ruby written in Ruby |
| lumberjack | A simple, powerful, and very fast logging utility |
| mab | Markup as Ruby |
| magic | Ruby FFI bindings to libmagic |
| An email handling library | |
| maildir | A library for reading and writing arbitrary messages in DJB's maildir format |
| marcel | Simple mime type detection using magic numbers, filenames, and extensions |
| maruku | A Markdown-superset interpreter written in Ruby |
| mash | Mash is an extended Hash that gives simple pseudo-object functionality |
| maxitest | Minitest + all the features you always wanted |
| mecab-ruby | Ruby binding for MeCab |
| mechanize | A Ruby library used for automating interaction with websites |
| memoist | ActiveSupport::Memoizable with a few enhancements |
| memoizable | Memoize method return values |
| memoize | A Ruby library that lets you memoize methods |
| mercenary | Lightweight and flexible library for writing command-line apps |
| metaclass | Adds a __metaclass__ method to all Ruby objects |
| metaid | An aid to Ruby metaprogramming |
| metasm | cross-architecture assembler, disassembler, linker, and debugger |
| metasploit-concern | Metasploit concern allows you to define concerns in app/concerns. |
| metasploit-credential | Code for modeling and managing credentials in Metasploit |
| metasploit-model | Common code, such as validators and mixins |
| metasploit-payloads | Compiled binaries for Metasploit's Meterpreter |
| metasploit_data_models | The database layer for Metasploit |
| metasploit_payloads-mettle | Compiled binaries for Metasploit's next-gen Meterpreter |
| meterpreter_bins | Compiled binaries for Metasploit's Meterpreter |
| method_source | Retrieve the source code for a method |
| mime-types | Provides a mailcap-like MIME Content-Type lookup for Ruby |
| mime-types-data | Registry for information about MIME media type definitions |
| mimemagic | Fast mime detection by extension or content |
| mini_magick | Manipulate images with minimal use of memory |
| mini_mime | A lightweight mime type lookup toy |
| minitest | minitest/unit is a small and fast replacement for ruby's huge and slow test/unit |
| minitest-bonus-assertions | Bonus assertions for minitest |
| minitest-hooks | Adds around and before_all/after_all/around_all hooks for Minitest |
| minitest-pretty_diff | Pretty-print hashes and arrays before diffing them in MiniTest |
| mixlib-shellout | Run external commands on Unix or Windows |
| mocha | Mocking and stubbing using a syntax like that of JMock and SchMock |
| moneta | A unified interface to key/value stores |
| msgpack | Binary-based efficient data interchange format for ruby binding |
| multi_json | A gem to provide swappable JSON backends |
| multi_test | A uniform interface for Ruby testing libraries |
| multi_xml | A generic swappable back-end for XML parsing |
| multipart-post | Adds a streamy multipart form post capability to Net::HTTP |
| mustache | Mustache is a framework-agnostic way to render logic-free views |
| mustermann | A library implementing patterns that behave like regular expressions |
| mysql2 | A modern, simple and very fast Mysql library for Ruby - binding to libmysql |
| nagios | Nagios-rb is a compact framework for writing Nagios plugins |
| nagios_analyzer | A simple parser for Nagios status files |
| nanotest | Extremely mynymal test framework |
| narray | Numerical N-dimensional Array class |
| naught | A toolkit for building Null Objects in Ruby |
| nenv | Convenient wrapper for Ruby's ENV |
| neovim-ruby-client | Ruby bindings for Neovim |
| net-http-digest_auth | An implementation of RFC 2617 - Digest Access Authentication |
| net-http-persistent | Manages persistent connections using Net::HTTP plus a speed fix for Ruby 1.8 |
| net-http-pipeline | An HTTP/1.1 pipelining implementation atop Net::HTTP |
| net-scp | A pure Ruby implementation of the SCP client protocol |
| net-sftp | SFTP in pure Ruby |
| net-ssh | Non-interactive SSH processing in pure Ruby |
| net-ssh-gateway | A simple library to assist in enabling tunneled Net::SSH connections |
| net-telnet | Provides telnet client functionality |
| netrc | This library reads and writes .netrc files |
| network_interface | network_interface layer from metasploit pcaprub |
| nexpose | API client for Nexpose vulnerability managment product |
| niceogiri | Some wrappers around and helpers for XML manipulation using Nokogiri |
| nio4r | A high performance selector API for monitoring IO objects |
| nokogiri | Nokogiri is an HTML, XML, SAX, and Reader parser |
| nokogiri-diff | Calculate the differences between two XML/HTML documents |
| nokogumbo | A Nokogiri interface to the Gumbo HTML5 parser |
| notify | A function to notify on cross platform |
| ntlm-http | Ruby/NTLM HTTP provides NTLM authentication over http |
| oauth | A RubyGem for implementing both OAuth clients and servers |
| oauth2 | Wrapper for the OAuth 2.0 protocol with a similar style to the OAuth gem |
| octokit | Ruby toolkit for the Github API |
| omniauth | A generalized Rack framework for multiple-provider authentication |
| open4 | Open3::popen3 with exit status |
| openssl-ccm | OpenSSL CBC-MAC (CCM) ruby gem |
| openvas-omp | Communicate with OpenVAS manager through OMP |
| optionable | Robust options validation for Ruby methods |
| org-ruby | Ruby routines for parsing org-mode files |
| origin | Origin is a simple DSL for generating MongoDB selectors and options |
| ox | A fast XML parser and Object marshaller |
| packetfu | A mid-level packet manipulation library |
| paint | Terminal painter |
| parallel | Run any code in parallel Processes or Threads |
| paramesan | Parameterized tests in Ruby |
| parser | A production-ready Ruby parser written in pure Ruby |
| parslet | A small PEG based parser library |
| patch_finder | Generic Patch Finder |
| path_expander | Pre-process CLI arguments expanding directories into their constituent files |
| pathutil | Like Pathname but a little less insane |
| patron | Patron is a Ruby HTTP client library based on libcurl |
| pcaprub | Libpcap bindings for ruby compat |
| pdf-core | Implements low level PDF features for Prawn |
| pdf-inspector | A tool for analyzing PDF output |
| pdf-reader | PDF parser conforming as much as possible to the PDF specification from Adobe |
| permutation | Library performing operations with permutations of sequences (strings, arrays) |
| pg | Ruby extension library providing an API to PostgreSQL |
| pg_array_parser | Simple library to parse PostgreSQL arrays into a array of strings |
| pkg-config | A pkg-config implementation by Ruby |
| plist | A library to manipulate Property List files, also known as plists |
| pluggaloid | Pluggaloid is extensible plugin system for mikutter |
| podcast | A pure Ruby library for generating podcasts from mp3 files |
| poltergeist | A PhantomJS driver for Capybara |
| polyglot | Polyglot provides support for fully-custom DSLs |
| posix-spawn | Library that implements a subset of the Ruby 1.9 Process::spawn |
| postgres_ext | Native PostgreSQL data types and querying extensions for ActiveRecord and Arel |
| power_assert | Shows each value of variables and method calls in the expression |
| prawn | Fast, Nimble PDF Generation For Ruby |
| prawn-table | Provides support for tables in Prawn |
| priorityqueue | A fibonacci-heap priority-queue implementation |
| protected_attributes | Protect attributes from mass-assignment in ActiveRecord models |
| pry | Pry is a powerful alternative to the standard IRB shell for Ruby |
| psych | A libyaml wrapper for Ruby |
| public_suffix | Parse and decompose a domain name into top level domain, domain and subdomains |
| pundit | Object oriented authorization for Rails applications |
| puppetdb-termini | Library needed to connect puppet to puppetdb |
| pusher-client | Client for consuming WebSockets from http://pusher.com |
| pygments_rb | Pygments syntax highlighting in ruby |
| qed | QED (Quality Ensured Demonstrations) is a TDD/BDD framework |
| racc | A LALR(1) parser generator for Ruby |
| rack | A modular Ruby webserver interface |
| rack-attack | A DSL for blocking & throttling abusive clients |
| rack-cache | Enable HTTP caching for Rack-based applications that produce freshness info |
| rack-mount | A stackable dynamic tree based Rack router |
| rack-openid | Provides a more HTTPish API around the ruby-openid library |
| rack-protection | This gem protects against typical web attacks |
| rack-ssl | Force SSL/TLS in your app |
| rack-test | Rack::Test is a small, simple testing API for Rack apps |
| radius | Powerful tag-based template system |
| ragol | Another implementation of an option processor |
| rails | ruby on rails is a web-application and persistance framework |
| rails-deprecated_sanitizer | Deprecated sanitizer API extracted from Action View |
| rails-dom-testing | Compare doms and assert certain elements exists in doms using Nokogiri |
| rails-html-sanitizer | Sanitize HTML fragments in Rails applications |
| railties | Tools for creating, working with, and running Rails applications |
| rainbow | Colorize printed text on ANSI terminals |
| rake | Make-like scripting in Ruby |
| rake-compiler | Provide a standard and simplified way to build and package Ruby extensions |
| rake-remote_task | Extends Rake with remote task goodness |
| rash | Rash is an extension to Hashie |
| rash_alt | Rash alt version for Hashie's own Rash |
| rb-gsl | Ruby interface to GNU Scientific Library |
| rb-inotify | A thorough inotify wrapper for Ruby using FFI |
| rb-readline | Ruby implementation of the GNU readline C library |
| rb-readline-r7 | Ruby implementation of the GNU readline C library forked by r7 |
| rbnacl | Provides a high-level toolkit for building cryptographic systems and protocols |
| rbpdf | Ruby on Rails RBPDF plugin |
| rbpdf-font | Font files for the Ruby on Rails RBPDF plugin |
| rbst | A simple Ruby wrapper for processing rST via docutils |
| rcairo | Ruby bindings for cairo |
| rdiscount | Implementation of John Gruber's Markdown |
| rdoc | An extended version of the RDoc library from Ruby 1.8 |
| rdtool | A multipurpose documentation format for Ruby |
| recog | Pattern recognition for hosts, services, and content |
| redcarpet | A Ruby wrapper for Upskirt |
| redcloth | A module for using Textile in Ruby |
| redis | A Ruby client library for Redis |
| ref | Implements weak, soft, and strong references in Ruby |
| regexp_parser | A library for tokenizing, lexing, and parsing Ruby regular expressions |
| request_store | Per-request global storage for Rack |
| rest-client | Simple Simple HTTP and REST client for Ruby |
| rex-arch | architecture specific information for Rex |
| rex-bin_tools | suite of tools for analyzing executables to find specific chunks of code |
| rex-core | Core libraries required for the Ruby Exploitation(Rex) Suite |
| rex-encoder | provides the basis for all of the polymorphic encoders that Metasploit uses |
| rex-exploitation | various helper mechanisms for creating exploits |
| rex-java | Ruby Exploitation(Rex) library for parsing Java serialized streams |
| rex-mime | library is for creating and/or parsing MIME messages |
| rex-nop | Rex library for dynamic generation of x86 multi-byte NOPs |
| rex-ole | Ruby Exploitation(Rex) library gem for reading/writing OLE files and streams |
| rex-powershell | Ruby Exploitation(Rex) library for generating/manipulating Powershell scripts |
| rex-random_identifier | Ruby Exploitation(Rex) library for generating Random identifier strings |
| rex-registry | Rex library for parsing offline registry files from a Windows machine |
| rex-rop_builder | Ruby Exploitation(Rex) Library for building ROP chains |
| rex-socket | Ruby Exploitation (Rex) Socket Abstraction Library |
| rex-sslscan | ruby implmenetation of the SSLScan tool |
| rex-struct2 | Ruby Exploitation(Rex) library for generating/manipulating C-Style structs |
| rex-text | Rex library for text generation and manipulation |
| rex-zip | Ruby Exploitation(Rex) library for working with zip and related files |
| rexical | Rexical is a lexical scanner generator |
| rgen | Ruby Modelling and Generator Framework |
| riel | This library extends the core Ruby libraries |
| rinku | A Ruby library that does autolinking |
| ritex | Converts expressions from WebTeX into MathML |
| rjb | Rjb is a Ruby-Java software bridge |
| rkelly-remix | RKelly Remix is a fork of the RKelly JavaScript parser |
| rmagick | An interface between Ruby and the ImageMagick(TM) image processing library |
| roadie | Making HTML emails comfortable for the Rails rockstars |
| roadie-rails | Hooks Roadie into your Rails application to help with email generation |
| robots | A simple Ruby library to parse robots.txt |
| rouge | Yet-another-markdown-parser using a strict syntax definition in pure Ruby |
| rqrcode | Library for encoding QR Codes |
| rr | A double framework featuring a selection of double techniques and a terse syntax |
| rrdtool-bindings | Ruby bindings for rrdtool |
| rspec | A Behaviour Driven Development (BDD) framework for Ruby |
| rspec-collection_matchers | A Behaviour Driven Development (BDD) framework for Ruby |
| rspec-core | A Behaviour Driven Development (BDD) framework for Ruby |
| rspec-expectations | A Behaviour Driven Development (BDD) framework for Ruby |
| rspec-its | A Behaviour Driven Development (BDD) framework for Ruby |
| rspec-json_expectations | Set of matchers and helpers to allow you test your APIs responses. |
| rspec-mocks | A Behaviour Driven Development (BDD) framework for Ruby |
| rspec-rails | RSpec's official Ruby on Rails plugin |
| rspec-retry | Retry intermittently failing rspec examples |
| rspec-support | A Behaviour Driven Development (BDD) framework for Ruby |
| rspectacular | RSpec support and matchers |
| ruby-atk | Ruby Atk bindings |
| ruby-augeas | Ruby bindings for Augeas |
| ruby-beautify | a cli tool (and module) to beautify ruby code |
| ruby-cairo-gobject | Ruby cairo-gobject bindings |
| ruby-clutter | Ruby Clutter bindings |
| ruby-clutter-gdk | Ruby binding of GDK specific API of Clutter |
| ruby-clutter-gstreamer | Ruby Clutter bindings |
| ruby-clutter-gtk | Ruby Clutter bindings |
| ruby-dict | RFC 2229 client in Ruby |
| ruby-elf | Ruby library to access ELF files information |
| ruby-feedparser | Ruby library to parse ATOM/RSS feeds |
| ruby-filemagic | Ruby binding to libmagic |
| ruby-gdk3 | Ruby GDK-3.x bindings |
| ruby-gdkpixbuf2 | Ruby GdkPixbuf2 bindings |
| ruby-gettext | Native Language Support Library and Tools modeled after GNU gettext package |
| ruby-gio2 | Ruby binding of GooCanvas |
| ruby-glib2 | Ruby Glib2 bindings |
| ruby-gnome2 | Ruby Gnome2 bindings |
| ruby-gobject-introspection | Ruby GObjectIntrospection bindings |
| ruby-gstreamer | Ruby GStreamer bindings |
| ruby-gtk2 | Ruby Gtk2 bindings |
| ruby-gtk3 | Ruby Gtk3 bindings |
| ruby-gtksourceview | Ruby bindings for gtksourceview |
| ruby-gtksourceview3 | Ruby Gtk3 bindings |
| ruby-hmac | A common interface to HMAC functionality as documented in RFC2104 |
| ruby-ldap | A Ruby interface to some LDAP libraries |
| ruby-mp3info | A pure Ruby library for access to mp3 files (internal infos and tags) |
| ruby-net-ldap | Pure ruby LDAP client implementation |
| ruby-oci8 | A Ruby library for Oracle OCI8 |
| ruby-odbc | RubyODBC - For accessing ODBC data sources from the Ruby language |
| ruby-oembed | An oEmbed consumer library written in Ruby. |
| ruby-ole | Ruby library for easy read/write access to OLE compound documents |
| ruby-opengl | OpenGL / GLUT bindings for ruby |
| ruby-openid | A robust library for verifying and serving OpenID identities |
| ruby-pango | Ruby Pango bindings |
| ruby-poppler | Ruby poppler-glib bindings |
| ruby-prof | A module for profiling Ruby code |
| ruby-progressbar | A Text Progress Bar Library for Ruby |
| ruby-rc4 | A pure Ruby implementation of the Rc4 algorithm |
| ruby-romkan | A Romaji <-> Kana conversion library for Ruby |
| ruby-rsvg | Ruby bindings for librsvg |
| ruby-sdl | Ruby/SDL: Ruby bindings for SDL |
| ruby-shadow | ruby shadow bindings |
| ruby-shout | A Ruby interface to libshout2 |
| ruby-termios | A Ruby interface to termios |
| ruby-vte | Ruby vte bindings |
| ruby-vte3 | Ruby VTE bindings |
| ruby-webkit2-gtk | Ruby WebKitGtk+ for Gtk 3.0 bindings |
| ruby-xslt | A Ruby class for processing XSLT |
| ruby-yadis | A ruby library for performing Yadis service discovery |
| ruby2ruby | Generates readable ruby from ParseTree |
| ruby_dep | Creates a version constraint of supported Rubies,suitable for a gemspec file |
| ruby_gntp | Ruby library for GNTP(Growl Notification Transport Protocol) |
| ruby_parser | A ruby parser written in pure ruby |
| ruby_smb | pure Ruby implementation of the SMB Protocol Family |
| rubygems | Centralized Ruby extension management system |
| rubyntlm | Ruby/NTLM provides message creator and parser for the NTLM authentication. |
| rubypants | A Ruby port of the SmartyPants PHP library |
| rubytest | Ruby Test is a universal test harness for Ruby |
| rubytest-cli | Rubytest CLI is a command-line interface for Rubytest |
| rubytter | Rubytter is a simple twitter library |
| rubyzip | A ruby library for reading and writing zip files |
| safe_yaml | Parse YAML safely, alternative implementation of YAML.load |
| sanitize | Sanitize is a whitelist-based HTML sanitizer |
| sass | An extension of CSS3, adding nested rules, variables, mixins, and more |
| sass-listen | Fork of guard/listen provides a stable API for users of the ruby Sass CLI |
| sass-rails | Official Ruby-on-Rails Integration with Sass |
| sawyer | Secret User Agent of HTTP |
| sdoc | rdoc generator html with javascript search index |
| seed-fu | Advanced seed data handling for Rails |
| selenium-webdriver | This gem provides Ruby bindings for WebDriver |
| semantic_puppet | Library of tools for working with Semantic Versions and module dependencies |
| semver2 | maintain versions as per http://semver.org |
| serialport | a library for serial port (rs232) access in ruby |
| serverengine | A framework to implement robust multiprocess servers |
| session | A set of classes to drive external programs via pipe |
| settingslogic | A simple configuration / settings solution that uses an ERB enabled YAML file |
| sexp_processor | Processor for s-expressions created as part of the ParseTree project |
| sfl | Library providing spawn() which is almost perfectly compatible with ruby 1.9's |
| shorturl | A very simple library to use URL shortening services such as TinyURL or RubyURL |
| shotgun | Forking implementation of rackup |
| shoulda | Making tests easy on the fingers and eyes |
| shoulda-context | Context framework extracted from Shoulda |
| shoulda-matchers | Making tests easy on the fingers and eyes |
| sigar | System Information Gatherer And Reporter |
| sigdump | Setup signal handler which dumps backtrace of threads and allocated objects |
| simple-rss | A simple, flexible, extensible, and liberal RSS and Atom reader for Ruby |
| simple_oauth | Simply builds and verifies OAuth headers |
| simplecov | Code coverage with a configuration library and merging across test suites |
| simplecov-html | Generates a HTML report of your SimpleCov ruby code coverage results |
| sinatra | A DSL for quickly creating web applications in Ruby with minimal effort |
| sinatra-partial | Just the partials helper in a gem |
| six | An ultra lite authorization library |
| slim | A template language aiming to reduce the syntax to the essential parts |
| slop | A simple option parser with an easy to remember syntax and friendly API |
| slow_enumerator_tools | Transform Ruby enumerators that produce data slowly and unpredictably |
| source_map | Provides an API for parsing, and an API for generating source maps in ruby |
| sourcemap | Ruby source maps |
| sparklines | Create sparklines, small graphs to be used inline in texts |
| spork | Spork is Tim Harper's implementation of test server |
| spreadsheet | Ruby library to read and write spreadsheet documents |
| spring | Rails application preloader |
| sprockets | Ruby library for compiling and serving web assets |
| sprockets-rails | Sprockets implementation for Rails 4.x (and beyond) Asset Pipeline |
| spy | A simple opinionated mocking framework |
| sqlite3 | An extension library to access a SQLite database from Ruby |
| sshkey | SSH private and public key generator in pure Ruby |
| sshkit | SSHKit makes it easy to write structured, testable SSH commands in Ruby |
| stamp | Date and time formatting for humans |
| state_machine | Adds support for creating state machines for attributes on any Ruby class |
| stomp | Ruby bindings for the stomp messaging protocol |
| stringex | Extensions for Ruby's String class |
| strptime | A fast strptime/strftime engine which uses VM |
| subexec | Subexec spawns an external command with a timeout |
| syntax | Syntax highlighting for sourcecode and HTML |
| syslogger | Drop-in replacement for the standard Logger, that logs to the syslog |
| systemu | Universal capture of STDOUT and STDERR and handling of child process PID |
| tdiff | Calculates the differences between two tree-like structures |
| temple | An abstraction and a framework for compiling templates to pure Ruby |
| term-ansicolor | Small Ruby library that colors strings using ANSI escape sequences |
| termcolor | a library for ANSI color formatting like HTML for output in terminal |
| terrapin | Run shell commands safely, even with user-supplied values |
| test-unit | An xUnit family unit testing framework for Ruby |
| test-unit-rr | RR adapter for Test::Unit |
| test_construct | Creates temporary files and directories for testing |
| test_declarative | Simply adds a declarative test method syntax to test/unit |
| text | A collection of text algorithms |
| text-hyphen | Hyphenates words according to the rules of the language the word is written in |
| textpow | A library to parse and process Textmate bundles |
| thor | A scripting framework that replaces rake and sake |
| thread_order | Test helper for ordering threaded code |
| thread_safe | A collection of thread-safe versions of common core Ruby classes |
| tidy-ext | W3C HTML Tidy library implemented as a Ruby extension |
| tidy_table | Tool to convert an array of struct into an HTML table |
| tilt | Thin interface over template engines to make their usage as generic as possible |
| timecop | A gem providing 'time travel' and 'time freezing' capabilities |
| timers | Pure Ruby one-shot and periodic timers |
| tins | All the stuff that isn't good enough for a real library |
| tokyocabinet | Ruby bindings for Tokyo Cabinet |
| tomlrb | A racc based toml parser |
| totoridipjp | A ruby binding to use totori.dip.jp Web API |
| transaction-simple | Provides transaction support at the object level |
| travis | Travis CI Client (CLI and Ruby library) |
| treetop | Treetop is a language for describing languages |
| trollop | Trollop is a commandline option parser for Ruby |
| ttfunk | A TrueType font parser written in pure ruby |
| turbolinks | Makes following links in your web application faster |
| Ruby wrapper around the Twitter API | |
| twitter-text | Text handling for Twitter |
| typed-array | Gem provides enforced-type functionality to Arrays |
| typhoeus | Runs HTTP requests in parallel while cleanly encapsulating handling logic |
| tzinfo | Daylight-savings aware timezone library |
| uconv | A module to convert ISO/IEC 10646 (Unicode) string and Japanese strings |
| uglifier | Ruby wrapper for UglifyJS JavaScript compressor |
| ultraviolet | A syntax highlighting engine based on Textpow |
| unf | A wrapper library to bring Unicode Normalization Form support to Ruby/JRuby |
| unf_ext | Unicode Normalization Form support library for CRuby |
| unindent | Ruby method to unindent strings |
| uuidtools | Simple library to generate UUIDs |
| vcard | Ruby vcard support extracted from Vpim |
| vcr | Records your test suite's HTTP interactions and replay them during test runs |
| virtus | Attributes on Steroids for Plain Old Ruby Objects |
| vlad | Pragmatic application deployment automation, without mercy |
| warden | General Rack Authentication Framework |
| web-console | A debugging tool for your Ruby on Rails applications |
| webmock | Allows stubbing HTTP requests and setting expectations on HTTP requests |
| webrobots | A library to help write robots.txt compliant web robots |
| websocket | Universal Ruby library to handle WebSocket protocol |
| websocket-driver | A complete implementation of the WebSocket protocols |
| websocket-extensions | Generic extension manager for WebSocket connections |
| wikicloth | A mediawiki parser |
| will_paginate | Most awesome pagination solution for Ruby |
| windows_error | reference for standard Windows API Error Codes |
| wirble | Wirble is a set of enhancements for Irb |
| xml-simple | Easy API to maintain XML. A Ruby port of Grant McLean's Perl module XML::Simple |
| xmlrpc | XMLRPC is a lightweight protocol that enables remote procedure calls over HTTP |
| xpath | XPath is a Ruby DSL around a subset of XPath 1.0 |
| yajl-ruby | Ruby C bindings to the Yajl JSON stream-based parser library |
| yard | Documentation generation tool for the Ruby programming language |
| zentest | Testing tools: zentest, unit_diff, autotest, multiruby, and Test::Rails |