rubyXL is a gem which allows the parsing, creation, and manipulation of Microsoft Excel (.xlsx/.xlsm) Documents

XSpear is XSS Scanner on ruby gems

Detect stegano-hidden data in PNG & BMP files.

RSpec driven API testing framework

R10K provides a general purpose toolset for deploying Puppet environments and modules. It implements the Puppetfile format and provides a native implementation of Puppet dynamic environments.

pass binding of method caller implicitly

Offload CarrierWave's image processing and storage to a background process using Delayed Job, Resque, Sidekiq, Qu, Queue Classic or Girl Friday

Detect CI Environment from environment variables

thin wrapper around rubyzip and nokogiri as a way to get started with docx files

Container-agnostic automatic constructor injection

Provides a cross-platform ability to intercept all exceptions as they are raised.

Auto-install phantomjs on demand for current platform. Comes with poltergeist integration.

Ridgepole is a tool to manage DB schema. It defines DB schema using Rails DSL, and updates DB schema according to DSL.

An LL(1) parser generator for Ruby.

An extension to the sidekiq message processing to track your jobs

ActiveModel validation for email. Including MX lookup and disposable email deny list

Link header pagination for Rails and Grape APIs

Puppet's accceptance testing harness

Faraday response parser using MultiJson

Guard::RuboCop automatically checks Ruby code style with RuboCop when files are modified.