A gem to evaluate mathematical equations. Includes support for variables and functions.

Elasticity provides a higher level abstraction on top of [elasticsearch-ruby](https://github.com/elasticsearch/elasticsearch-ruby) gem

Everett is a substitute for Active Record Observer on Rails 5.

CLI to manager workflows on Factor.io

Business logic for #peepcode's challenge, the fantasy league of githubbers

Merges multiple junit reports into one

Ferver is a super, simple ruby gem to serve files over http; useful as a basic file server to quickly share files on your local network.

Parse fixed width files easily and efficiently.

FlowmorRouter allows you to create 'friendly' routes easily from objects stored in the database as well as by simply placing templates into app/views/static folder.

Fluentd Filter plugin to validate incoming records against a json schema. It is thought that this would be helpful for maintaing a consistent record database.

Filter plugin to add Mesosphere metadata

Rails FormBuilder for use with ZURB Foundation.

Fuel's goal is to be a simple yet customizable blogging gem.

Gakubuchi provides a simple way to manage static pages with Asset Pipeline.

Validate and coerce user input against defined structure.

The Git Extension for online judges (Codeforces, etc...)

Abstracts common functionality used in the `./go` scripts of several 18F projects, and provides a `./go` script generator for new projects.

Custom Ruby on Rails form builder that generates GOV.UK elements styled markup for form inputs, including error validation messages.

Grape resources provides the initial scaffolding for a model in a Grape api object, this gem in inspired by inherited-resources gem, and aims to solve this need inside a grape API.

Kaminari based GraphQL pagination