A gem to generate Rails application templates you can use to create Rails starter apps that use Devise for authentication.

Adapted from dabit's rails3-jquery-autocomplete for Moving Off Campus

Backports of rails 4 functionality, such as find_by and secrets.

when there are users table and posts table, "remove_foreign_key :users, :post" is invalid migration but rails 4 not raise error and rails 5 raise error this gem check it

Upgrade assistant for transitioning applications from Rails 3 to Rails 4

Comprehensive, opinionated but configurable accessibility testing gem for Rails. Integrates seamlessly into your test suite with RSpec and Minitest support. Includes CLI tool, Rails generator, YAML configuration, and 11+ WCAG 2.1 AA aligned checks with actionable error messages.

An Automated Certificate Manager as a Rails Engine

Mark specific routes or actions in your Rails project as deprecated or sunset. You can specify the date of deprecation or sunset and provide additional resources as links to your users.

Allows request throttling on a per-action basis

RailsAdminEnumConfigurable is a concern that provides useful methods when use enum in RailsAdmin

rails_admin fields

Integrate AdminLTE2 theme with Rails asset pipeline

A collection of specialized Claude Code agents for Rails development, covering controllers, models, views, testing, and more.

The purpose of this project is to ease the pain of upgrading Rails versions by abstracting away differences between the Rails 2.3 and 3.2 API.

A comprehensive AI toolkit for Rails with multi-provider support, context awareness, and performance optimizations

A gem that extends Rails helpers with AI-powered image generation. Current functionality includes a custom image_tag helper that generates images based on a description.

validate model attributes follow specific guidelines e.g. only printable characters, no whitespace, etc

S.o.l.i.d.ifying 300 methods. An OO approach for a procedural one. Let's see what happens.

rails_angular_seo allows you to make your single-page apps (Backbone, Angular, etc) built on Rails SEO-friendly. It works by injecting a small rack middleware that will render pages as plain html, when the requester is one of the most common crawlers/bots out there (Google, Yahoo Baidu and Bing)

Generates: controller file with actions specified in arguments, schema file for param validation written using dry-validation gem, use case class for handling logic of the request, presenter class for serialization of objects, request rspec specs for proper testing