Mackarel allows you to write acceptance tests in Rails in a readable way without having to deal with things like Cucumber.

A collection of useful patterns we (Springer Nature) use in our Ruby applications.

Provides a unified api for various e-commerce merchants.

mad_flatter gem

Adds prefixed identifiers to your models.

Because sometimes, you just need to make something stupid.

A model based on ActiveModel that provides mass assignment with role support.

Ruby core extensions and helper libraries

# Mafia RPC on top of rabbitmq.

A Ruby interface for the Magaya API

Simplifies configuration and event dispatch from Segment's analytics gem for ease-of-use in Rails applications.

The notification inbox for your product

Gem for easy form templating

A service for image manipulation - built as an extensible wrapper of Imagemagick which handles caching, c/o the Dragonfly gem.

Find a related class for an object (ex., a decorator, a presenter, a controller, or whatever).

Magic Query integrates with OpenAI, Claude, and Gemini to generate SQL SELECT queries from natural language input, using database schema and configuration rules.

An easy way to export data to CSV

ActiveRecord scopes generators

Utility classes and Ruby extensions beyond Active Support.

Receives checkins from the magistrate gem and sends back commands