Fourth Dimensional is an event sourcing library to account for the state of a system in relation to time.

Gem to make statistics sending from Rails applications simple and efficient as possible

A Modern [F]ront End on [Rails] and Webpack

Allows to quickly build well structured complex Ruby apps.

Client library for accessing Fraudpointer REST API

API wrapper for FraudRecord.com

Rubygem for querying Federal Reserve Banks' Fedwire & FedACH participants

Expressive, Rack-loving web application DSL.

A small ruby library for accessing information from http://freeagentcentral.com

Ruby wrapper for the Freebase.com API that makes interacting with freebase.com in your Ruby on Rails application as easy as using Active Record. Freebase is a free, collaborative semantic database.

Ruby wrapper for FreeFeed API.

Freemle.com REST API client

Freight carrier API and website abstraction library for transportation management systems (TMS)

Opinionated JSON API modeling framework for Ruby.

(Badly) supports a small subset of Fortran to be run in a REPL-like environment, with a bunch of caveats.

Ruby wrapper for the REST API at http://freshdesk.com. Documentation at http://freshdesk.com/api.

Simple wrapper for the FreshService API v2

Tools for working with the guitar fretboard

Lightweight hash transformer

Redis backed friendship engine for your Ruby models