Flatter transforms a deeply nested graph of ActiveModel-like objects to a single mapper object that handles all the nested attributes and has a very flexible behavior for handling validation, saving routines with a DRY approach.

Set of extensions to be used with Flatter gem. They provide a number of optional auxiliary functionality, which may be very helpful from case to case, especially if using Flatter for mapping ActiveRecord objects

a gem to denormalize (flatten) selected ActiveRecord association attributes and automatically keep them in sync with the normal form

Simple and flexible preferences integration for ActiveRecord models.

A generic Ruby gem that auto-discovers ActiveRecord models and provides read-only query tools via the Model Context Protocol (MCP) for Claude Desktop integration.

Run background jobs with your favourite stack.

Easily and flexibly define an arbitrary amount of data to be stored in a serialized column

API for making APIs

Server for exposing Flexible APIs

Make ActiveRecord understand any date format you want.

Helpers for enum-like fields

For rails applications, requires jQuery

A software model in Ruby for the greenhouse gas emissions of a flight

A Solid Queue dashboard for Active Job

To alleviate issues around highly divergent development databases on feature/refactor branches, flipp helps switch databases upon new branch checkouts.

Fast feature toggling for applications

ActiveRecord 3.2 adapter for Flipper

FlipperTrail records an append-only audit trail of Flipper feature-flag changes via an adapter decorator: the acting user, the operation, and the before/after state. Storage backends for ActiveRecord and Mongoid. Not affiliated with Flipper or Flipper Cloud.

Create simple feature toggles.

Tired of kitchen sink services, god-objects, and fat-everything? So were we. Get in the flow.