The file mutation DSL you always wish was included in Ruby

Extension for Test::Unit to have a Steak-like DSL for acceptance testing

find max numbers from file

Flexible access control system for your rails application. Based on analysis of controller actions

Flex SDK Gem for redistribution to build servers and other developers. Also provides a simple DSL for calling Mxmlc and Compc from Thor tasks

FluentFixtures is a toolkit for building testing objects with a fluent interface.

Fluentd Output plugin to send access report with "Google Analytics for mobile".

Fluffy barbarian carefully handles your blog!

Whenever I start a new ruby project, I usually find myself repeating the same setup steps. Flynn is a tool to help create common project types with sane defaults.

fonecal generates an iCalendar file for the 2014 Formula 1 season.

A nice wrapper for fontparser

FormalWear helps you create Form Objects with required and optional attributes and gets all fancy widdit.

use formic to generate markup from sematic syntax. formic DRY your template and make it readable. It also seperate the sematic of the content from the actual markup, make it possible to render multiple view for the same content

Use jQuery UI's date picker with formtastic easily

Supports loading translation files from views folder

Takes an array and gets the frequency of items in the array.

Fronde helps you to convert Org mode files into websites, giving you full control over the publication process.

Ruby wrapper for Firebase's native and third-party authentication.

Tokenizes, fuzzes and scores strings - good for autocomplete

Small library with methods for finding the financial or fiscal year for a particular date and suchlike. Used by Hubo https://hubo.herokuapp.com/