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A ruby library to generate ETH addresses from a Hierarchical Deterministic wallet according to the BIP32 standard.

Eukaliptus is a set of helpers and bug fixes for browsers to help you build Facebook iframe applications or user fan tabs.

Europe is a simple library for retrieving EU government data such as VAT information, VAT validation, currency exchange rates and country information.

Eventbox is a model of concurrent computation that is used to build thread-safe objects with arbitrary interfaces. It is [kind of advancement](#comparison-threading-abstractions) of the well known [actor model](https://en.wikipedia.org/wiki/Actor_model) leveraging the possibilities of the ruby la...

Interface with EveryPolitician data from your Ruby app

Makes it easy to work with EveryPolitician's Popolo output files from Ruby

Excon, with Hypermedia traversing baked in.

An ExecJS node runtime which uses pipes to avoid repeated startup costs

Retrieves stored config for Exercism

ExpressMailer is intended to be a quick and easy way to send yourself or your team members nice looking emails about things that happen in your rails application. No need for creating a new Mailer, copy views, wade through email HTML, or any of that. Just tell ExpressMailer a few things about wha...

Easily load your eye configuration from a YAML file.

A Ruby gem that provides a client for EYWA server with JSON-RPC communication, GraphQL support, and task management.

Adds helper methods to FactoryBot to memoize instances to speed up test suite.

Facturación Electrónica de Costa Rica

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E-Mail validator for block services like mailinator.com, dropmail.me, etc. during new user registration.

This is an extension of the faker gem, allowing stoked bros and brodies to effortlessly generate stoked bios, that are both radical and awesome while simultaneously pitted. It also provides a rich, creamy variety of methods to generate bro words.

Find theaters and movies on sale near a given postal code

Simple toolbox library and lean API to build great mini games in Ruby