Pure ruby ASN.1 library

https://codeberg.org/lemontree55/rasn1

FSEvents API with Signals catching (without RubyCocoa)

https://github.com/guard/rb-fsevent

Shows method calls inside another ruby process in real time

https://github.com/tmm1/rbtrace

RBTree is a sorted associative collection

http://rbtree.rubyforge.org/

Ruby interface to the VMware vSphere API

https://github.com/vmware/rbvmomi

Ruby interface to the VMware vSphere API

https://github.com/ManageIQ/rbvmomi2

Character encoding auto-detection in Ruby

https://github.com/jmhodges/rchardet

RDoc produces HTML and command-line documentation for Ruby projects

https://ruby.github.io/rdoc/ https://github.com/ruby/rdoc

RDoc produces HTML and command-line documentation for Ruby projects

https://ruby.github.io/rdoc/ https://github.com/ruby/rdoc

RD to HTML/man/etc. converter (RD is to Ruby as POD is to Perl)

https://github.com/uwabami/rdtool

Helpers for the reCAPTCHA API

https://github.com/ambethia/recaptcha

Allows nested hashes to be treated in a recursive fashion

https://github.com/aetherknight/recursive-open-struct

Provide a wide array of features for dealing with colors

https://github.com/red-data-tools/red-colors

Module for using Textile in Ruby

https://github.com/jgarber/redcloth

Ruby client library for Redis, the key value storage server

https://github.com/redis/redis-rb

Redis session store for ActionPack

https://redis-store.org/redis-actionpack/

Redis session store for ActionPack

https://redis-store.org/redis-actionpack/

Redis session store for ActionPack

https://redis-store.org/redis-actionpack/

Simple low-level client for Redis 6+

https://github.com/redis-rb/redis-client

Redis cluster client for Ruby

https://github.com/redis-rb/redis-cluster-client

Ruby client that tries to match Redis Cluster API

https://github.com/redis/redis-rb/tree/master/cluster

Ruby client library for Redis, the key value storage server

https://github.com/redis/redis-rb

Ruby client class for Redis with namespace support

https://github.com/resque/redis-namespace

Ruby client class for Redis with namespace support

https://github.com/resque/redis-namespace

Ruby client class for Redis with namespace support

https://github.com/resque/redis-namespace

Redis Store for Rack

https://redis-store.org/redis-rack/ https://github.com/redis-store/redis-rack

Redis Store for Rack

https://redis-store.org/redis-rack/ https://github.com/redis-store/redis-rack

Redis Store for Rack

https://redis-store.org/redis-rack/ https://github.com/redis-store/redis-rack

Namespaced Redis stores for Ruby web frameworks

https://redis-store.org/redis-store/ https://github.com/redis-store/redis-store

Namespaced Redis stores for Ruby web frameworks

https://redis-store.org/redis-store/ https://github.com/redis-store/redis-store

Tokenizing, lexinf and parsing Ruby regular expressions

https://github.com/ammar/regexp_parser

Display which property value regexp support

https://github.com/jaynetics/regexp_property_values

Alternative GNU Readline or Editline implementation by pure Ruby

https://github.com/ruby/reline

Maps Ruby objects to documents and back

https://github.com/trailblazer/representable

RequestStore gives you per-request global storage

https://github.com/steveklabnik/request_store

Simple Simple HTTP and REST client for Ruby

https://github.com/rest-client/rest-client

Simple Simple HTTP and REST client for Ruby

https://github.com/rest-client/rest-client

Simple DSL to retry failed code blocks

https://github.com/kamui/retriable

Allow for retrying of code blocks

https://github.com/nfedyashev/retryable

Convert html code into markdown

https://github.com/xijo/reverse_markdown

XML toolkit for Ruby

https://github.com/ruby/rexml

Provides access to Amazon EC2, S3, SQS, and SDB web services

https://github.com/rightscale/right_aws

Provides Ruby access to the Flexiscale API

https://github.com/rightscale/right_flexiscale

Provides Ruby access to the GoGrid API

https://github.com/rightscale/right_gogrid

Persistent HTTP/HTTPS connections with error retries

https://github.com/rightscale/right_http_connection

Fast and smart autolinking drop-in replacement for Rails auto_link

https://github.com/vmg/rinku

Ruby library for generating one time passwords

https://github.com/mdp/rotp

Simple, easy-to-extend drop-in replacement for pygments

https://github.com/jneen/rouge

Simple, easy-to-extend drop-in replacement for pygments

https://github.com/jneen/rouge

Simple, easy-to-extend drop-in replacement for pygments

https://github.com/jneen/rouge