Active Merchant is a simple payment abstraction library used in and sponsored by Shopify. It is written by Tobias Luetke, Cody Fauser, and contributors. The aim of the project is to feel natural to Ruby users and to abstract as many parts as possible away from the user to offer a consistent interface across all supported gateways.

Ruby on Snails.

Convert parameters from camelCase to snake_case. This bridges the gap between JavaScript and Ruby naming conventions.

A `save_and_open_diagram` tool to visualise ActiveRecord test records

Helps triggering specific steps on Snap-CI using API

Capture and restore irb snapshots and stuff

A Ruby Puppet DSL

Metrics storage and retrieval library for time series data.

Stores a model attributes in a time period

Event sourced aggregate root implementation with concurrent writer and snapshot support

Mutliple snapshot hierarchical tree implementation of adjacency list using recursive query of Postgresql

Multi-threaded job backend with database queuing for ruby.

Subscribe your Sneakers workers to dynamically added/removed queues without process restart

A collection of SnFoil gems and additional helper classes

An easy way to make extensible workflows and actions

A context-like experience for your controllers

A set of helper functions to build permission files inspired by Pundit.

Additional functionality gem for using SnFoil with Rails

Complex searching functionality as small easily testable sections.

Keeps track of multiple changes made in a transaction.