Adds zipcode validation methods to ActiveModel considering different country zipcode formats.

Bootstrap is Twitter's toolkit for kickstarting CSS for websites, apps, and more. It includes base CSS styles for typography, forms, buttons, tables, grids, navigation, alerts, and more.

Convenient Rails support for Cells.

Asset path helpers for Sprockets 2.x & 3.x applications

TabsOnRails is a simple Ruby on Rails plugin for creating tabs and navigation menu for a Rails project.

Render versioned views automagically based on the clients requested version.

A Faraday middleware for logging request and response activity including method, URI, headers, and body at varying log levels.

Write Rails controllers with one class per action

Adds typed hstore backed fields to an ActiveRecord model.

An easy extension for Paperclip to crop your image uploads using jCrop

URI normalization, c14n, escaping, and extraction

A Rails interface for Intuit's Quickbooks Web Connector that's OPEN SOURCE!

Out of the box, Rails will render templates in a controller context only. This gem allows for calling "render" from anywhere: models, background jobs, rake tasks, you name it.

A gem for expanding dates according to the RRule specification

Use searchable selects based on Select2 in Active Admin forms and filters.

Make user messageable!;-)

Plugin for nested has_many forms in Administrate

Execute your ActiveRecord migrations with Percona's pt-online-schema-change. Formerly known as Percona Migrator.

Uses custom html elements with attached IntersectionObserver to automatically lazy load partials via websockets

Instrument your Ruby apps with Honeycomb