Calculates IRR of a Cashflow, similar to Excel's, XIRR formula. It defaults to Newton Method, but will calculate Bisection as well.

XMLObject is a library for reading (not writing) XML. It is particularly suited for cases where one is dealing with small documents of a known structure. While not devoid of caveats, it does have a very pleasant, idiomatic Ruby syntax.

Define enum classes in Rails and use them to enumerate ActiveRecord attributes

Traffic control for ActiveJob: Concurrency/enabling/throttling

Integrate PostgreSQL's enumerated types with the Rails enum feature

ActiveRecord sharding extension

Write specs for your Rails 3+ generators

Collection of RSpec matchers for create your API.

Announce capistrano deploys to slack

Integração com a cielo

A Ruby database driver for ClickHouse (also Clickhouse CLI and web GUI included)

Run clockwork jobs in a test environment and assert jobs are run as expected

An ActiveModel-like wrapper for the Contentful SDKs

CrawlerDetect is a library to detect bots/crawlers via the user agent

Dropcaster is a podcast feed generator for the command line. It is most simple to use with Dropbox, but works equally well with any other hoster.

local hosted, inmemory fake dynamodb

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Process GitHub Webhooks in your Rails app (Controller mixin)

Ruby client for The Google Distance Matrix API

Govkit lets you quickly get encapsulated Ruby objects for common open government APIs. We're starting with Sunlight's Open States API and the Project Vote Smart API.