Easy to use gem to send iOS, Android and Windows Phone Push notifications

Email Condom for your Ruby Server. In Rails, Sinatra, et al, or simply the mail gem: Aids in development, testing, qa, and production troubleshooting of email issues without worrying that emails will get sent to actual live addresses.

SCIM v2 support for Users and Groups in Ruby On Rails

encryption protection for sensitive yaml properties

This plugin provides native load instrumentation for monitoring and metrics collection, including: load health, and total or per core metrics

Ruby/SerialPort is a Ruby library that provides a class for using RS-232 serial ports.

View server-side performance metrics in your browser.

Get gender from first name.

html to pdf with phantomjs

Comparable T::Struct's for the equality focused typed Ruby developer.

Ruby DSL for programmatic orchestration API template generation

Provides a CLI tool for generating knife commands to build Chef-managed infrastructure from a simple JSON or YAML file.

The Spreedly gem provides a convenient Ruby wrapper for the Spreedly API.

When using Sprockets 2.0 with Sass you will eventually run into a pretty big issue. `//= require` directives will not allow Sass mixins, variables, etc. to be shared between files. So you'll try to use `@import`, and that'll also blow up in your face. `sprockets-sass` fixes all of this by creating a Sass::Importer that is Sprockets aware.

Simple SQL linter.

The elegant ElasticSearch client

Syntax is Ruby library for performing simple syntax highlighting.

GitHub-flavored-Markdown TaskList components

Ruby wrapper for Taxjar API, more info at developers.taxjar.com

A reimplementation of TensorFlow for ruby. This is a ground up implementation with no dependency on TensorFlow. Effort has been made to make the programming style as near to TensorFlow as possible, comes with a pure ruby evaluator by default as well with support for an opencl evaluator.