Fertile Forest is the new model to store hierarchical data in a database. Conventional models are "adjacency list", "path enumeration", "nested set" and "closure table". Fertile Forest has some excellent features than each conventional model.

Fertilizer is simple gem used to enrich new rails projects with configuration setup, object extensions, console extensions etc.

Give your users the ability to manage their email subscriptions in your Rails application.

Festive Errors is a Rails gem that spices up the Rails error page with fun holiday themes. We all like to do a little coding around the holidays. Get into the holiday spirit with Festive Errors!

Fetch and process multi allows you to calculate and cache multiple values

Customisable health checks for Rails apps

Generate your rails app ffaster

A framework for quickly writing an endpoint to consume webhooks from other systems.

A minimal Feature Flag Engine for Rails.

Endpoint to check the health of an application.

Easily generate Firebase dynamic links for your Ruby application.

This gem is designed to be used by Fiat Insight developers on Rails projects that need to manage notifications.

This is a Rails engine for quickly setting up a flexible publication module.

This gem is designed to be used by Fiat Insight developers on Rails projects that need to connect paying entities with Stripe.

Fickle lets you turn features on and off at will in your rails app using a web interface. It also lets you manage features on a model-by-model basis (maybe users?)

A gem to generate documentation out of tests.

Used for rapid UI prototyping.

Maintains referential integrity of Rails polymorphic associations.

Extensions to ActiveRecord and ActionController to serialize a subset of model fields

Fierce, opinionate view logic for Rails