Lumberjack is a simple logging utility that can be a drop in replacement for Logger or ActiveSupport::BufferedLogger. It provides support for automatically rolling log files even with multiple processes writing the same log file.

HashDiff is a Ruby library to compute the smallest difference between two hashes.

The FileUtils Ruby library includes Several file utility methods for copying, moving, removing, etc.

CukeModeler facilitates modeling a test suite that is written in Gherkin (e.g. Cucumber, SpecFlow, Lettuce, etc.). It does this by providing an abstraction layer on top of the Abstract Syntax Tree (AST) that the cucumber-gherkin generates when parsing features, as well as providing models for feature files and directories in order to be able to have a fully traversable model tree of a test suite's structure. These models can then be analyzed or manipulated more easily than the underlying AST layer.

IRB is an interactive Ruby command-line tool for REPL (Read Eval Print Loop).

Ruby-terminfo provides terminfo binding for Ruby.

Asciidoctor is a text processor and publishing toolchain for converting AsciiDoc content to HTML5, DocBook 5, PDF, and other formats.

This class implements the File Transfer Protocol. If you have used a command-line FTP program, and are familiar with the commands, you will be able to use this class easily. Some extra features are included to take advantage of Ruby's style and strengths.

pry-stack_explorer is a plugin for the Pry REPL that add support to navigate the call-stack.

Fuubar is an RSpec formatter that uses a progress bar instead of a string of letters and dots as feedback. It also stops on the first test failure.

Rubocop::AST extends ruby-parser with classes used by RuboCop to deal with Ruby's Abstract Syntax Tree (AST), in particular:

• RuboCop::AST::Node

• RuboCop::AST::NodePattern

This package provides unicode normalization form support for Ruby.

This package provides a Ruby interface for secure random number generators.

This Ruby library is controlling and communicating with spawned processes. It is designed after Python's subprocess module.

This package adds color through ANSI escape codes to Bacon test output.

This gem provide built-in support for the Sass converter in Jekyll.

Wayback Machine Downloader is a command line tool for downloading websites from the Internet Archive's Wayback Machine (archive.org). It allows fine grained control over what to download by specifying which snapshots to consider and what files to include.

Rubygems-task provides Rake tasks for managing and releasing Ruby Gems.

This gem provides tables support for Prawn.

Mail is an internet library for Ruby that is designed to handle email generation, parsing and sending. The purpose of this library is to provide a single point of access to handle all email functions, including sending and receiving emails. All network type actions are done through proxy methods to Net::SMTP, Net::POP3 etc.

Mail has been designed with a very simple object oriented system that really opens up the email messages you are parsing, if you know what you are doing, you can fiddle with every last bit of your email directly.

This unmaintained package provides a Prawn extension that allows including other Portable Document Format (PDF) documents as background or combining several PDF documents into one. This functionality used to be part of Prawn itself, but was extracted from Prawn 0.15.0 because of its many longstanding issues.

The sys-uname library provides an interface for gathering information about your current platform. It allows retrieving information such as the OS name, OS version, system name, etc.

Assertive Expressive (AE) is an assertions library specifically designed for reuse by other test frameworks.

This RSpec plugin can be used to stub environment variables in a scoped context for testing.