TaskJuggler (tj3) is a project management tool for project planning and tracking using a domain specific language; projects are plain text files written using your favourite text editor. It includes reporting in HTML, CSV or iCalendar format and an email based status tracking system to send and receive time sheets from collaborators.

It covers the complete spectrum of project management tasks from the first idea to the completion of the project. It assists you during project scoping, resource assignment, cost and revenue planning, risk and communication management, status tracking and reporting.

Prawn is a pure Ruby PDF generation library.

Skinny is a simple, upgradable WebSockets for Ruby, using the Thin library.

Ruby Bindings for the GNU LibIDN library, an implementation of the Stringprep, Punycode and IDNA specifications. These are used to encode and decode internationalized domain + names according to the IDNA2003 specifications.

Included are the most important parts of the Stringprep, Punycode and IDNA APIs like performing Stringprep processings, encoding to and decoding from Punycode strings and converting entire domain names to and from the ACE encoded form.

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

This Ruby library uses ANSI escape sequences to control the attributes of terminal output.

TestConstruct is a DSL for creating temporary files and directories during tests.

This package provides a Language Server Protocol (LSP) development kit for Ruby.

This library provides a way to run code around tests in Minitest, written using either the unit test or spec style.

Niceogiri provides wrappers and helpers for XML manipulation using Nokogiri.

Bio-logger is a wrapper around Log4r adding extra logging features such as filtering and fine grained logging.

SilentStream is an extraction of some parts of ActiveSupport's Kernel Reporting Core Extensions around silencing IO streams.

Redcarpet is an extensible Ruby library for Markdown processing and conversion to (X)HTML.

This library contains the Ruby extension that implements Protocol Buffers functionality in Ruby.

The Ruby extension makes use of generated Ruby code that defines message and enum types in a Ruby DSL. You may write definitions in this DSL directly, but we recommend using protoc's Ruby generation support with .proto files. The build process in this directory only installs the extension; you need to install protoc (in package ruby-grpc-tools) as well to have Ruby code generation functionality.

Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality. The protocol is described in IMAP.

The mapping gem maps model objects based on their class to a given output model. It is useful for versioning external interfaces (e.g. JSON APIs) or processing structured data from one format to another.

This extends the bacon testing framework with useful extensions to disable tests, have before and after blocks that run once and more.

Bio-commandeer provides an opinionated method of running shell commands from within Ruby. The advantage of bio-commandeer over other methods of running external commands is that when something goes wrong, messages printed to the STDOUT and STDERR streams are reported, giving extra detail to ease debugging.

This package provides a set of methods to manipulate an IP address. Both IPv4 and IPv6 are supported.

Tilt is a thin interface over a number of different Ruby template engines in an attempt to make their usage as generic as possible.

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

HTMLProofer is a set of tests to validate your HTML output. These tests check if your image references are legitimate, if they have alt tags, if your internal links are working, and so on. It's intended to be an all-in-one checker for your output.

When this gem is required, it extends the Time class with with additional methods for parsing and converting Times.

GRPC is a high performance, open-source universal RPC framework. This package provides a ruby interface for it.