Methadone provides a lot of small but useful features for developing a command-line app, including an opinionated bootstrapping process, some helpful cucumber steps, and some classes to bridge logging and output into a simple, unified, interface

Now you can use the super fast COPY for import/export data directly from your AR models.

ruby-mp3info read low-level informations and manipulate tags on mp3 files.

daemon-kit aims to simplify creating Ruby daemons by providing a sound application skeleton (through a generator), task specific generators (jabber bot, etc) and robust environment management code.

An easy to configure, easy to extend monitoring framework written in Ruby.

Easily use Ruby or the command line to find information on IMDB.com.

This plugin provides native network instrumentation for monitoring and metrics collection, including: hardware, TCP response, RBLs, whois, port status, and more

Strongbox provides Public Key Encryption for ActiveRecord. By using a public key sensitive information can be encrypted and stored automatically. Once stored a password is required to access the information. dependencies are specified in standard Ruby syntax.

Same as SyslogLogger, but without the ridiculous number of dependencies and with the possibility to specify the syslog facility

Simple ruby client interface to the Mixpanel Data API.

Reverse proxy for Ruby on Rails

This library uses Redis to track the number of actions for a given subject over a flexible time frame.

SSRF Proxy is a multi-threaded HTTP proxy server designed to tunnel client HTTP traffic through HTTP servers vulnerable to HTTP Server-Side Request Forgery (SSRF).

Gem for interacting with the Nylas API.

Allows you to focus on a few tests with ease without having to use command-line arguments. Good for tools like guard that don't have enough brains to understand test output. Cf. minitest-autotest (an example of a test runner with strong testing logic). Inspired by https://github.com/seattlerb/minitest/issues/213

OptparsePlus provides a lot of small but useful features for developing a command-line app, including an opinionated bootstrapping process, some helpful integration test support, and some classes to bridge logging and output into a simple, unified, interface

Simple Random Number Generator including Beta, Cauchy, Chi square, Exponential, Gamma, Inverse Gamma, Laplace (double exponential), Normal, Student t, Uniform, and Weibull. Ported from John D. Cook's C# Code.

Verbal Expressions is a library that makes constructing difficult regular expressions simple and easy!

A full featured Ruby implementation of the Vimeo API.

A command-line interface to sync files between your computer/server and Crowdin.