Formtastic extension that does client side form validation

courtesy - Wikipedia: Maker-checker (or Maker and Checker, or 4-Eyes) is one of the central principles of authorization in the information systems of financial organizations.The principle of maker and checker means that for each transaction, there must be at least two individuals necessary for its completion. While one individual may create a transaction, the other individual should be involved in confirmation/authorization of the same. Here the segregation of duties plays an important role. In this way, strict control is kept over system software and data, keeping in mind functional division of labor between all classes of employees.

Store the world's knowledge in Rails models (via Freebase)

Decouple your forms from your domain models

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

Asset pipeline bundling of the fullcalendar jquery plugin.

Mountable Engine to set up a Crowdfunding app

A collection of iOS development tools used by Future Workshops

Rails-friendly prometheus base

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

Toogle is a Rails engine to toggle feature flags in GitLab development environments.

Collect gems used by applications

A helpful class for gender-specific models in Ruby applications. Genderize adds useful helper methods for various pronouns and other written forms of male and female genders.

Store local copies of remote imagery in GeoBlacklight

Shared base utility classes for Getaround Backend Applications.

Learn Ruby and Rails by examples

Generate API examples from params and response of controller specs

Running through ActiveRecord's relations, this gem makes it very simple to quickly search through a given model's columns and return an array of objects that match the searched criteria. See the README available in the 'Documentation' repository found in the link below.

Use Google Apps as an Authentication Provider

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