The Ruby Programming Language

Provides lexical scanning operations on a String.

the feature for waiting until IO is readable or writable without blocking.

The haml.info website

Ruby interface for the zlib compression/decompression library

This module provides a Ruby interface for data serialization in YAML format.

Weak Reference class that allows a referenced object to be garbage-collected.

Utilities to replace common UNIX commands

Topological sorting using Tarjan's algorithm

Retrieve temporary directory path

Timeout provides a way to auto-terminate a potentially long-running operation if it hasn't finished in a fixed amount of time.

Extends the Time class with methods for parsing and conversion

A utility class for managing temporary files.

Pseudo `IO` class from/to `String`.

The Singleton module implements the Singleton pattern.

Manipulates strings with word parsing rules of UNIX Bourne shell

Interface for secure random number generator

A libyaml wrapper for Ruby

Yet Another Ruby Parser

This class implements a pretty printing algorithm.

Provides a PrettyPrinter for Ruby objects

OptionParser is a class for command-line option analysis.

Provides SSL, TLS and general purpose cryptography.