Profiling toolkit for Rack applications with Rails integration. Client Side profiling, DB profiling and Server profiling.

A library for (de)serialization of ASCII Plists.

Works for both HOTP and TOTP, and includes QR Code provisioning

rqrcode is a library for encoding QR Codes. The simple interface allows you to create QR Code data structures and then render them in the way you choose.

Automated dependency management for Ruby, JavaScript, Python, PHP, Elixir, Rust, Java, .NET, Elm and Go

Ruby client and CLI for GitLab API

This library allows to you to read and write rpm packages. Written in pure ruby because librpm is not available on all systems

Simple authorization solution for Rails which is decoupled from user roles. All permissions are stored in a single location.

Cookie jar middleware for Faraday

Modify your ENV

This gem brings you the power of the premailer gem to Rails without any configuration needs. Create HTML emails, include a CSS file as you do in a normal HTML document and premailer will inline the included CSS.

Process monitoring tool. Inspired from Bluepill and God. Requires Ruby(MRI) >= 1.9.3-p194. Uses Celluloid and Celluloid::IO.

The PDF::Reader library implements a PDF parser conforming as much as possible to the PDF specification from Adobe

The complete solution for Ruby command-line executables. Commander bridges the gap between other terminal related libraries you know and love (OptionParser, HighLine), while providing many new features, and an elegant API.

A simple gem to atomically write files

Using ENV is like using raw SQL statements in your code. We all know how that ends...

Ruby C bindings to the excellent Yajl JSON stream-based parser library.

Search through GitHub issues for your project for existing issues about a Ruby Error.

MailCatcher runs a super simple SMTP server which catches any message sent to it to display in a web interface. Run mailcatcher, set your favourite app to deliver to smtp://127.0.0.1:1025 instead of your default SMTP server, then check out http://127.0.0.1:1080 to see the mail.

A simple, configurable object container implemented in Ruby