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
acme-client A Ruby client for the letsencrypt's ACME protocol
actioncable Integrated WebSockets for Rails
actionmailbox Framework for designing email-service layers
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)
actiontext Edit and display rich text in Rails applications
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
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
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
amqp AMQP client implementation in Ruby/EventMachine
amq-protocol An AMQP 0.9.1 serialization library for Ruby
ansi The Ruby ANSI project is collection of ANSI escape codes for Ruby
appraisal Ruby library for testing your library against different versions of dependencies
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
async A concurrency framework for Ruby
async-container Abstract container-based parallelism using threads and processes
async-io Provides support for asynchronous TCP, UDP, UNIX and SSL sockets
async-process Abstract container-based parallelism using threads and processes
async-rspec Helpers for writing specs against the async gem
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
aws-eventstream Amazon Web Services event stream library
aws-partitions Provides interfaces to enumerate AWS partitions, regions, and 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
base64 Support for encoding and decoding binary data using a Base64 representation.
bcrypt_pbkdf Implements bcrypt_pdkfd (a variant of PBKDF2 with bcrypt-based PRF)
bcrypt-ruby An easy way to keep your users' passwords secure
benchmark-ips A iterations per second enhancement to Benchmark
bigdecimal Arbitrary-precision decimal floating-point number library for Ruby
bindata Parsing Binary Data in Ruby
bindex Bindings for your Ruby exceptions
binding_of_caller Retrieve the binding of a method's caller
blankslate Base class with almost all of the methods from Object and Kernel being removed
blinkstick ruby interface for blinkstick via libusb
bogus Ensuring that the things you stub or mock actually exist
brass BRASS is a very basic assertions framework for Ruby
brotli Brotli compressor/decompressor
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 programmatic 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
capistrano A distributed application deployment system
capybara Capybara aims to simplify the process of integration testing Rack applications
certificate_authority Managing the core functions outlined in RFC-3280 for PKI
cgi Support for the Common Gateway Interface protocol
charlock_holmes Character encoding detecting library for Ruby using ICU
childlabor Gem that helps manage child processes
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
climate_control Easily manage your environment
cliver An easy way to detect and use command-line dependencies
cmdparse Advanced command line parser supporting commands
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
colored2 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
commonmarker A fast, safe, extensible parser for CommonMark, wrapping the libcmark library
concurrent-ruby Modern concurrency tools including agents, futures, promises, thread pools, more
connection_pool Generic connection pooling for Ruby
console Beautiful logging 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
csv The CSV library provides a complete interface to CSV files and data
curb Ruby-language bindings for libcurl
curses Ruby binding for curses, ncurses, and PDCurses
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
database_cleaner-active_record Strategies for cleaning databases using ActiveRecord
database_cleaner-core Strategies for cleaning databases
date A subclass of Object includes Comparable module for handling dates
date_validator Simple, ORM agnostic, Ruby 1.9 compatible date validator for Rails
dbf Small fast library for reading dBase, xBase, Clipper, FoxPro databases
ddmetrics Non-timeseries measurements for Ruby programs
ddplugin Provides plugin management for Ruby projects
debug Debugging functionality for Ruby
debug_inspector A Ruby wrapper for the MRI 2.0 debug_inspector API
deckar01-task_list Markdown TaskList components
deep_merge A simple set of utility functions for Hash
delayer Delay the processing
delayer-deferred Ruby implementation of JSDeferred
dependor Reduces duplication when doing manual dependency injection
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
digest Provides a framework for message digest libraries
diva Implementation of expression for handling things
dnsruby A pure Ruby DNS client library
docile Turns any Ruby object into a DSL
docker-api A simple REST client for the Docker Remote API
domain_name Domain Name manipulation library for Ruby
duktape-rb Ruby bindings to the Duktape JavaScript interpreter
dust Descriptive block syntax definition for Test::Unit
ecma-re-validator Validate a regular expression string against what ECMA-262 can actually do
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
elastic-transport Transport classes and utilities shared among Ruby Elastic client libraries
em-websocket EventMachine based WebSocket server
equalizer Module to define equality, equivalence and inspection methods
equatable Allows ruby objects to implement equality comparison and inspection methods
erubi a ERB template engine for ruby; a simplified fork of Erubis
erubis Erubis is an implementation of eRuby
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
excon EXtended http(s) CONnections
execjs ExecJS lets you run JavaScript code from Ruby
exifr A library to read EXIF info from JPEG and TIFF images
facter A cross-platform ruby library for retrieving facts from operating systems
fakefs A fake filesystem. Use it in your tests
fake_ftp Testing FTP? Use this!
faker A library for generating fake data such as names, addresses, and phone numbers
faraday HTTP/REST API client library with pluggable components
faraday-follow_redirects Perform multipart-post requests using Faraday
faraday_middleware Various middleware for Faraday
faraday_middleware-multi_json Response JSON parser using MultiJson and FaradayMiddleware
faraday-multipart Perform multipart-post requests using Faraday
faraday-net_http Faraday adapter for Net::HTTP
faraday-net_http_persistent Faraday adapter for NetHttpPersistent
faraday-retry Faraday adapter for Net::HTTP
fast_gettext GetText but 3.5x faster, 560x less memory, clean namespace and threadsafe!
fast-stemmer Simple wrapper around multithreaded Porter stemming algorithm
fattr fattr.rb is a "fatter attr" for ruby
fcgi FastCGI library for Ruby
ffaker Faster Faker, generates dummy data
ffi Ruby extension for programmatically loading dynamic libraries
ffi-compiler Ruby FFI Rakefile generator
fiber-annotation A mechanism for annotating fibers
fiber-local Provides a class-level mixin to make fiber local state easy
filesize Small class for handling filesizes with both the SI and binary prefixes
file-tail A small ruby library that allows it to 'tail' files in Ruby
fileutils Several file utility methods for copying, moving, removing, etc
filigree New classes and extensions to core library classes
flexmock Simple mock object library for Ruby unit testing
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 Provides delegation of specified methods to a designated object
forwardable-extended Forwardable with hash, and instance variable extensions
fuubar Instafailing RSpec progress bar formatter
GeoRuby Ruby data holder for OGC Simple Features
gettext_i18n_rails FastGettext / Rails integration
gettext-setup A gem to ease i18n
gh multi-layer client for the github api v3
gist Potentially the best command line gister
git Library for using Git in Ruby
globalid Reference models by URI
gnuplot Gnuplot drawing library - Ruby Bindings
googleapis-common-protos-types Common protocol buffer types used by Google APIs
google-protobuf Protocol Buffers are Google's data interchange format
gpgme Ruby language binding for GnuPG Made Easy
grpc Send RPCs from Ruby using GRPC
gruff Beautiful graphs for one or multiple datasets
haml A ruby web page templating engine
haml-rails Provides Haml generators for Rails 4
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
histogram Gives objects the ability to 'histogram' in several useful ways
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
html2haml Convert HTML and HTML+Erb to Haml
htmlentities A simple library for encoding/decoding entities in (X)HTML documents
html-pipeline GitHub HTML processing filters and utilities
http An easy-to-use client library for making requests from Ruby
http-accept Parse Accept and Accept-Language HTTP headers
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
http-cookie A ruby library to handle HTTP cookies
http-form_data Utility-belt to build form data request bodies
http-parser A super fast http parser for ruby
http_parser_rb Simple callback-based HTTP request/response parser
i18n Add Internationalization support to your Ruby application
ice_nine Deep Freeze Ruby Objects
idn-ruby LibIDN Ruby Bindings
image_processing High-level image processing helper methods with libvips and ImageMagick
imagesize Measure image size (GIF, PNG, JPEG, etc)
immutable-ruby Efficient, immutable, thread-safe collection classes for Ruby
instance_storage Manage class instances with dictionary
introspection Dynamic inspection of the hierarchy of method definitions on a Ruby object
io-console add console capabilities to IO instances
io-event An event loop
io-wait Waits until IO is readable or writable without blocking
ipaddr IPAddr provides a set of methods to manipulate an IPv4 or IPv6 address
itextomml Native Ruby bindings to itex2MML, which converts itex equations to MathML
jbuilder Create JSON structures via a Builder-style DSL
jmespath Implements JMESPath for Ruby
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
json_schema A JSON Schema V4 and Hyperschema V4 parser and validator
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
kramdown-parser-gfm A kramdown parser for the GFM dialect of Markdown
kramdown-syntax-coderay Uses coderay to highlight code blocks/spans
launchy Helper class for launching cross-platform applications
lemon Lemon is a unit testing framework
leto Generic object traverser for Ruby
letter_opener Preview mail in the browser instead of sending
levenshtein Levenshtein distance algorithm
libusb binding that gives Ruby programmers access to arbitrary USB devices
liquid Template engine for Ruby
liquid-c Liquid performance extension in C
listen Listens to file modifications and notifies you about the changes
little-plugger Module that provides Gem based plugin management
llhttp-ffi Ruby FFI bindings for llhttp
locale A pure ruby library which provides basic APIs for localization
localhost Manage a local CA for self-signed localhost development servers
lockfile A ruby library for creating NFS safe lockfiles
log4r A comprehensive and flexible logging library written in Ruby
logger Provides a simple logging utility for outputting messages
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
mail 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
matrix An implementation of Matrix and Vector classes
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
memo_wise The wise choice for Ruby memoization
mercenary Lightweight and flexible library for writing command-line apps
metaclass Adds a __metaclass__ method to all Ruby objects
metasm Cross-architecture assembler, disassembler, linker, and debugger
method_source Retrieve the source code for a method
middleware Generalized implementation of the middleware abstraction for Ruby
mimemagic Fast mime detection by extension or content
mime-types Provides a mailcap-like MIME Content-Type lookup for Ruby
mime-types-data Registry for information about MIME media type definitions
mini_magick Manipulate images with minimal use of memory
mini_mime A lightweight mime type lookup toy
mini_portile2 Simplistic port-like solution for developers
minispec-metadata Define and access metadata in MiniTest::Spec descriptions and specs
minitar Provides POSIX tarchive management from Ruby programs
minitest minitest/unit is a small and fast replacement for ruby's huge and slow test/unit
minitest-around Alternative for setup/teardown dance
minitest-bonus-assertions Bonus assertions for minitest
minitest-global_expectations Support minitest expectation methods for all objects
minitest-hooks Adds around and before_all/after_all/around_all hooks for Minitest
minitest-power_assert Power Assert for Minitest
minitest-pretty_diff Pretty-print hashes and arrays before diffing them in MiniTest
mixlib-shellout Run external commands on Unix or Windows
mkmf-lite light version of the the mkmf library designed for use as a library
mocha Mocking and stubbing using a syntax like that of JMock and SchMock
moneta A unified interface to key/value stores
mqtt Pure Ruby gem that implements the MQTT protocol
msgpack Binary-based efficient data interchange format for ruby binding
multi_json A gem to provide swappable JSON backends
multipart-parser A multipart parser written in Ruby
multipart-post Adds a streamy multipart form post capability to Net::HTTP
multi_test A uniform interface for Ruby testing libraries
multi_xml A generic swappable back-end for XML parsing
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
nanotest Extremely mynymal test framework
narray Numerical N-dimensional Array class
naught A toolkit for building Null Objects in Ruby
necromancer Conversion from one object type to another with a bit of black magic
nenv Convenient wrapper for Ruby's ENV
neovim-ruby-client Ruby bindings for Neovim
net-ftp Support for the File Transfer Protocol
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-imap Ruby client api for Internet Message Access Protocol
net-pop Ruby client library for POP3
net-protocol The abstruct interface for net-* client
netrc This library reads and writes .netrc files
net-scp A pure Ruby implementation of the SCP client protocol
net-sftp SFTP in pure Ruby
net-smtp Simple Mail Transfer Protocol client library for 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
network_interface network_interface layer from metasploit pcaprub
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
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
openssl-cmac Gem for RFC 4493, 4494, 4615 - The AES-CMAC Algorithm
optimist A commandline option parser for Ruby that just gets out of your way
optionable Robust options validation for Ruby methods
org-ruby Ruby routines for parsing org-mode files
ox A fast XML parser and Object marshaller
paint Terminal painter
pairing_heap Performant priority queue with support for changing priority
parallel Run any code in parallel Processes or Threads
paramesan Parameterized tests in Ruby
parser A production-ready Ruby parser written in pure Ruby
pastel Terminal strings styling with intuitive and clean API
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
polyglot Polyglot provides support for fully-custom DSLs
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
prime Prime numbers and factorization library
propshaft Deliver assets for Rails
pry Pry is a powerful alternative to the standard IRB shell for Ruby
psych A YAML parser and emitter
ptools Several handy methods to Ruby's core File class
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
puppet_forge Tools to access Forge API information on Modules, Users, and Releases
puppet-resource_api This library provides a simple way to write new native resources for puppet.
pusher-client Client for consuming WebSockets from
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-openid Provides a more HTTPish API around the ruby-openid library
rack-protection This gem protects against typical web attacks
rack-test Rack::Test is a small, simple testing API for Rack apps
rackup A general server command for Rack applications
radius Powerful tag-based template system
rails ruby on rails is a web-application and persistence framework
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
rantly Ruby Imperative Random Data Generator and Quickcheck
rash_alt Rash alt version for Hashie's own Rash
rb-inotify A thorough inotify wrapper for Ruby using FFI
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
rb-readline Ruby implementation of the GNU readline C library
rbs The language for type signatures for Ruby and standard library definitions
rbst A simple Ruby wrapper for processing rST via docutils
rbtree A sorted associative collection that is implemented with a Red-Black Tree
rcairo Ruby bindings for cairo
rchardet Character encoding auto-detection in Ruby
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
red-colors Color features for 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
regexp_property_values See which property values are supported by the regular expression engine
reline Alternative readline implementation in pure Ruby
request_store Per-request global storage for Rack
rest-client Simple Simple HTTP and REST client for Ruby
rexical Rexical is a lexical scanner generator
rexml An XML toolkit for Ruby
rgl RGL is a framework for graph data structures and algorithms
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
rotp The Ruby One Time Password Library
rouge Yet-another-markdown-parser using a strict syntax definition in pure Ruby
rqrcode Library for encoding QR Codes
rqrcode_core 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-block_is_expected Simplify testing of blocks in RSpec
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-files RSpec helpers for buffering and detecting file descriptor leaks
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-memory RSpec helpers for checking memory allocations
rspec-mocks A Behaviour Driven Development (BDD) framework for Ruby
rspec-pending_for Mark specs pending or skipped for specific Ruby engine / version combinations
rspec-rails RSpec's official Ruby on Rails plugin
rspec-retry Retry randomly failing rspec example
rspec-stubbed_env Stub environment variables in a scoped context for testing
rspec-support A Behaviour Driven Development (BDD) framework for Ruby
rspectacular RSpec support and matchers
rss Family of libraries that support various formats of XML feeds
ruby2_keywords Shim library for Module#ruby2_keywords
ruby2ruby Generates readable ruby from ParseTree
ruby-atk Ruby Atk bindings
ruby-augeas Ruby bindings for Augeas
ruby-cairo-gobject Ruby cairo-gobject bindings
ruby-dict RFC 2229 client in Ruby
ruby-elf Ruby library to access ELF files information
ruby_engine A RubyEngine class that simplifies checking for your Ruby implementation
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
rubygems Centralized Ruby extension management system
ruby-gettext Native Language Support Library and Tools modeled after GNU gettext package
ruby-gio2 Ruby binding of gio-2
ruby-glib2 Ruby Glib2 bindings
ruby-gobject-introspection Ruby GObjectIntrospection bindings
ruby-gtk3 Ruby Gtk2 bindings
ruby-hmac A common interface to HMAC functionality as documented in RFC2104
ruby-ldap A Ruby interface to some LDAP libraries
ruby-macho A library for viewing and manipulating Mach-O files in Ruby
ruby-mp3info A pure Ruby library for access to mp3 files (internal infos and tags)
ruby-net-ldap Pure ruby LDAP client implementation
rubyntlm Ruby/NTLM provides message creator and parser for the NTLM authentication
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
rubypants A Ruby port of the SmartyPants PHP library
ruby_parser A ruby parser written in pure ruby
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-shadow ruby shadow bindings
ruby-shout A Ruby interface to libshout2
ruby_smb Pure Ruby implementation of the SMB Protocol Family
ruby-termios A Ruby interface to termios
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
ruby_version A class which offers a convenient DSL for checking for the right Ruby version
ruby-yadis A ruby library for performing Yadis service discovery
rubyzip A ruby library for reading and writing zip files
sanitize Sanitize is a whitelist-based HTML sanitizer
sass An extension of CSS3, adding nested rules, variables, mixins, and more
sassc Use libsass with Ruby
sassc-rails Integrate SassC-Ruby with Rails
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
securerandom Interface for secure random number generator
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
sequel A lightweight database toolkit for Ruby
serialport a library for serial port (rs232) access in ruby
serverengine A framework to implement robust multiprocess servers
set Provides a class to deal with collections of unordered, unique values
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
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
sigdump Setup signal handler which dumps backtrace of threads and allocated objects
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
simplecov_json_formatter JSON formatter for SimpleCov
simpleidn Allows easy conversion from punycode ACE to unicode UTF-8 strings and vice-versa
simple_oauth Simply builds and verifies OAuth headers
simple-rss A simple, flexible, extensible, and liberal RSS and Atom reader for Ruby
sinatra A DSL for quickly creating web applications in Ruby with minimal effort
sinatra-partial Just the partials helper in a gem
singleton The Singleton module implements the Singleton pattern
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
snaky_hash A Hashie::Mash joint to make #snakelife better
sorted_set Implements a variant of Set whose elements are sorted in ascending order
sourcemap Ruby source maps
sparklines Create sparklines, small graphs to be used inline in texts
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
stomp Ruby bindings for the stomp messaging protocol
stream Module Stream defines an interface for external iterators
stringex Extensions for Ruby's String class
stringio Pseudo IO class from/to String.
strptime A fast strptime/strftime engine which uses VM
strscan Provides lexical scanning operations on a String
sus A fast and scalable test runner
sus-fixtures-async Convenient fixture for testing async components in a reactor
sync A module that provides a two-phase lock with a counter
syntax Syntax highlighting for sourcecode and HTML
sys-filesystem Cross-platform interface for filesystem information
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
sys-uname A Ruby interface for getting operating system information
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
terminal-table Simple, feature rich ascii table generation library
test_construct Creates temporary files and directories for testing
test_declarative Simply adds a declarative test method syntax to test/unit
test-unit An xUnit family unit testing framework for Ruby
test-unit-rr RR adapter for Test::Unit
text A collection of text algorithms
text-hyphen Hyphenates words according to the rules of the language the word is written in
thor Simple and efficient tool for building self-documenting command line utilities
thread_order Test helper for ordering threaded code
thread_safe A collection of thread-safe versions of common core Ruby classes
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
time Extends the Time class with methods for parsing and conversion
timecop A gem providing 'time travel' and 'time freezing' capabilities
timeout Provides a framework for message digest libraries
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
transaction-simple Provides transaction support at the object level
treetop Treetop is a language for describing languages
ttfunk A TrueType font parser written in pure ruby
tty-color Terminal color capabilities detection
tty-command Terminal color capabilities detection
tty-cursor Move the terminal cursor around and manipulate text using intuitive method calls
tty-editor Opens a file or text in the user's preferred editor
tty-file File manipulation utility methods
tty-platform Query methods for detecting different operating systems
tty-prompt A beautiful and powerful interactive command line prompt
tty-reader Methods for processing keyboard input in character, line and multiline modes
tty-screen Terminal screen size detection which works on Linux, OS X and Windows/Cygwin
tty-which Platform independent implementation of Unix which command
twitter Ruby wrapper around the Twitter API
twitter-text Text handling for Twitter
typed-array Gem provides enforced-type functionality to Arrays
typeprof Performs a type analysis of non-annotated Ruby code
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
unf A wrapper library to bring Unicode Normalization Form support to Ruby/JRuby
unf_ext Unicode Normalization Form support library for CRuby
unicode-display_width Adds String#display_width to get the display size using EastAsianWidth.txt
unindent Ruby method to unindent strings
uuidtools Simple library to generate UUIDs
vagrant_cloud Vagrant Cloud API Library
vcard Ruby vcard support extracted from Vpim
vcr Records your test suite's HTTP interactions and replay them during test runs
version_gem Enhance that VERSION! Sugar for boring Version modules
virtus Attributes on Steroids for Plain Old Ruby Objects
vlad Pragmatic application deployment automation, without mercy
warden General Rack Authentication Framework
warning Custom processing for warnings
web-console A debugging tool for your Ruby on Rails applications
webmock Allows stubbing HTTP requests and setting expectations on HTTP requests
webrick An HTTP server toolkit
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
whole_history_rating A pure ruby implementation of Remi Coulom's Whole-History Rating algorithm
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
wisper A micro library providing objects with Publish-Subscribe capabilities
x25519 Key exchange via the X25519 (Curve25519) Elliptic Curve Diffie-Hellman function
xdr Read/write XDR encoded data structures
xmlrpc XMLRPC is a lightweight protocol that enables remote procedure calls over HTTP
xml-simple Easy API to maintain XML. A Ruby port of Grant McLean's Perl module XML::Simple
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
zeitwerk Efficient and thread-safe code loader for Ruby
zentest Testing tools: zentest, unit_diff, autotest, multiruby, and Test::Rails


Packages: 658

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