Display error messages in qtips(tooltip) for all rails erros and jquery validation errors

Error handler & renderer for Rails

Rabl generators for Rails resources

Detects race conditions in Ruby/Rails apps via static and runtime analysis, with an extensible API.

Rails middleware to catch JSON parse errors and return error in JSON format

Rails Application Configuration for Yield Main

Radio.js is a small dependency-free publish/subscribe javascript library. Use it to implement the observer pattern in your code to help decouple your application architecture for greater maintainability.

Radius Networks Rails Assets and Generators

Structure Rails apps with use cases, auto-registered dependencies, and Result objects. Features convention-based wiring, domain events with async subscribers, undo/rollback, ActiveRecord integration, and generators for scaffolds, use cases, and deps.

Railbow makes Rails database migrations beautiful with colorful output, emojis, and readable millisecond timing

A Rails gem that provides detailed tracking of model read/write operations and service usage during controller action execution, with configurable logging options.

A tree-based admin interface for Rails applications

Rails-AI-Bridge introspects your Rails application and exposes structure to AI assistants via static context files and a live Model Context Protocol (MCP) server. It classifies Active Record models semantically (Core, Join, Supporting), optionally surfaces non-ActiveRecord Ruby classes under app/models (tagged POJO/Service), and integrates with editors and assistants such as Claude, Gemini, Cursor, and Windsurf.

Simple redirect_to support for ajax requests in Rails, for non-Turbolinks applications.

AngularStrap is a set of native directives that enables seamless integration of Bootstrap#^3.0 into your AngularJS#^1.2 application. With no external dependency except the Bootstrap CSS styles, AngularStrap is light and fast. It has been built from the ground up to leverage ngAnimate! This gem allows for its easy inclusion into the rails asset pipeline.

Add the jquery antiscroll script to your rails app by adding this gem. No lines in the manifest.

Inspects your Rails routes, controllers and schema to produce config/rails-api-docs.yml, then renders a Scalar-style three-column HTML page at public/api-docs.html. Includes a live preview mount at /rails/api-docs in development.

Rails APP_ENV is like RAILS_ENV but for configurations only.

Get the version of your Rails app

Rails archer shoots off a rails project with helpful tools.