AASM is a continuation of the acts-as-state-machine rails plugin, built for plain Ruby objects.

Use Webpack to manage app-like JavaScript modules in Rails

A debugging tool for your Ruby on Rails applications.

Ruby on Rails integrations for Elasticsearch.

Annotates Rails/ActiveRecord Models, routes, fixtures, and others based on the database schema.

Kaminari is a Scope & Engine based, clean, powerful, agnostic, customizable and sophisticated paginator for Rails 4+

Administrate is heavily inspired by projects like Rails Admin and ActiveAdmin, but aims to provide a better user experience for site admins, and to be easier for developers to customize. To do that, we're following a few simple rules: - No DSLs (domain-specific languages) - Support the simplest...

A Rails form builder plugin/gem with semantically rich and accessible markup

Parse CSS and add vendor prefixes to CSS rules using values from the Can I Use website.

Deprecated sanitizer API extracted from Action View.

Rails::API is a subset of a normal Rails application, created for applications that don't require all functionality that a complete Rails application provides

Render components in views or controller actions. Server-side rendering powered by ExecJS. Transform JSX in the asset pipeline or use Shakapacker.

uniform notifier for rails logger, customized logger, javascript alert, javascript console and xmpp

A rails helper that makes including svg Octicons simple.

A Rails form builder plugin/gem with semantically rich and accessible markup

twitter-bootstrap-rails project integrates Bootstrap CSS toolkit for Rails 8, 7, 6, 5, 4.x (also supports) Asset Pipeline

This gem brings you the power of the premailer gem to Rails without any configuration needs. Create HTML emails, include a CSS file as you do in a normal HTML document and premailer will inline the included CSS.

Beautiful, performant feature flags for Ruby and Rails.

A gem that provides Rails integration for the Sentry error logger

A clean, simple, and unobtrusive ruby authentication solution.