Retrieve the binding of a methods caller

https://github.com/banister/binding_of_caller

Integrated environment for Bioinformatics written in Ruby

http://bioruby.org/

Collection of miscellaneous utilities for bioinformatics

https://github.com/bioruby/bioruby-executables

Emulate Bio::Fetch object

https://github.com/ngoto/bioruby-old-biofetch-emulator

Command-line interface on BioRuby

https://github.com/bioruby/bioruby-shell

Ruby bindings for Blurhash library

https://github.com/Gargron/blurhash

Boot large ruby/rails apps faster

https://github.com/rails/bootsnap

Web browser detection for Ruby

https://github.com/fnando/browser

Bring your own LUA scripts into redis

https://github.com/brpoplpush/brpoplpush-redis_script

Extracts token delimited entities from arbitrary inputs

https://github.com/sferik/buftok

Extracts token delimited entities from arbitrary inputs

https://github.com/sferik/buftok

Facilitate programmatic generation of XML markup

https://github.com/tenderlove/builder

Tool that manages gem dependencies for Ruby applications

https://bundler.io/ https://github.com/ruby/rubygems/tree/master/bundler

Another synchronous Ruby AMQP client

https://github.com/ruby-amqp/bunny

Ruby 2 debugger

https://github.com/deivid-rodriguez/byebug

Rapid DSL prototyping in Ruby

https://github.com/delano/caesars

Ruby binding of cairo-gobject

https://ruby-gnome.github.io/ https://github.com/ruby-gnome/ruby-gnome

Extraction of the key_transform abilities of ActiveModelSerializers

https://github.com/NullVoxPopuli/case_transform

Library for CBOR binary object representation

https://cbor.io/

Support for the Common Gateway Interface protocol

https://github.com/ruby/cgi

Build, read, write and compare sets of Unicode codepoints

https://github.com/jaynetics/character_set

Provide binary and text detection as well as text transcoding using libicu

https://github.com/brianmario/charlock_holmes

Gyoku translates Ruby Hashes to XML

https://github.com/chef/chef-gyoku

Basic utility functions for Core Chef Infra development

https://github.com/chef/chef/tree/main/chef-utils

Ruby library for Windows Remote Management

https://github.com/chef/chef-winrm

Ruby library for running commands via WinRM as elevated through a scheduled task

https://github.com/chef/chef-winrm-elevated

Ruby library for file system operations via Windows Remote Management

https://github.com/chef/chef-winrm-fs

External background process controller

https://github.com/enkessler/childprocess

Ruby library to read and write PNG images

https://github.com/wvanbergen/chunky_png/wiki

A robust circuit breaker that manages failing external services

https://github.com/yammer/circuitbox

Command-line interface framework

https://about.gitlab.com/

Ruby interface to ClickHouse databases

https://gitlab.com/gitlab-org/ruby/gems/clickhouse-client

Make easier commandline parsing and console output

https://rubygems.org/gems/clio

Fast and easy syntax highlighting for selected languages

http://coderay.rubychan.de/

Coffee Script adapter for the Rails asset pipeline

https://github.com/rails/coffee-rails

Ruby CoffeeScript is a bridge to the JS CoffeeScript compiler

https://github.com/rails/ruby-coffee-script

Little language that compiles into JavaScript

https://github.com/jashkenas/coffeescript

Colorize your text in the terminal

https://github.com/octopress/colorator

Colors in your terminal, simple as it can be

https://rubygems.org/gems/colored2

Ruby wrapper for libcmark (CommonMark parser)

https://github.com/gjtorikian/commonmarker

Modern concurrency tools for Ruby

https://ruby-concurrency.github.io/concurrent-ruby/ https://github.com/ruby-concurrency/concurrent-ruby

Generic connection pool for Ruby

https://github.com/mperham/connection_pool

Beautiful logging for Ruby

https://socketry.github.io/console/ https://github.com/socketry/console

Library for parsing and returning cookies in Ruby HTTP clients

https://github.com/dwaite/cookiejar

Gems for cool.io

https://github.com/tarcieri/cool.io

Delightful CLI UI module

https://github.com/CocoaPods/Cork

Ruby implementation of RFC 8152 CBOR Object Signing and Encryption

https://github.com/cedarcode/cose-ruby

Provides a simple interface on top of CouchDBs RESTful HTTP API

https://github.com/couchrest/couchrest

CSS parser based on the CSS Syntax Level 3 draft

https://github.com/rgrove/crass

Creole-to-HTML converter

https://github.com/minad/creole