Amazon released a new Advertising API in 2017. This gem will integrate and allow you to make API calls to Amazon.

Ruby client for the Booker API - https://developers.booker.com

Wrapper for the Booking.com API written in ruby.

Emissão de Boletos Bancários em Ruby

Simple Ruby wrapper for Slack API.

brtraducao é uma das gems que compoem o Brazilian Rails

Brief is a library for developing applications whose primary interface is the text editor

A command-line tool for EC2 Container Service deployment.

Creates UPS shipments and labels via UPS.com's developer api.

Generates transparent PNG "bumpspark"-style sparklines. Use from Ruby directly or as a Rails helper generating an image tag w/ built-in data, as conceived by whytheluckystiff.

Enables tracking and querying of any activity in a website or process with minimum memory signature and maximum performance (thanks to redis)

A ruby library for accessing the last.fm v2 webservices

Methods to check if a given date is a business days and to perform computations based on Business days.

This gem is designed for usage with a I18n backend key-value database, where latency is an issue. I18n changes are versioned to allow for an easy cache-bust.

A very simple, yet very powerful caching framework for Ruby.

Simple API for talking to SmugMug

A low level calendar engine.

A command-line tool to help manage your Google Calendar.

CheddarGetter API Client in Ruby

Integrate Camunda with Ruby via its REST api by expecting a Ruby class for each external task.