An open source Rails 8+ engine that provides WCAG 2.2 AA compliant design tokens, Tailwind CSS utilities, and Stimulus controllers for theme switching, mobile navigation, slide-out panels, modals, and tabs. Ships as pure frontend with no server-side dependencies beyond Rails and Tailwind CSS.

Rails engine that provides a simple dashboard to track received messages in your application.

Lookout is a fork of Ahoy Captain with SQLite support, continued maintenance, and modern Rails 8 compatibility. Full-featured analytics dashboard with conversion funnels, goals tracking, and beautiful visualizations.

Build Rails applications focusing on your business problem not the code.

masks is a ruby library and rails engine that adds simple, extensible auth to most applications. DO NOT USE

Fast and awesome tables, with pagination, sorting, filtering and custom views.

Fetches and persists Nasa FIRMS (Fires) and Open Weather API data by geolocation

Discontinued gem, now integrated in Pagy. Use Pagy directly.

A Pagy Extra that renders GOV.UK pagination

A Rails gem that adds infinite scroll functionality to any Rails application using Pagy for efficient pagination and Stimulus for smooth frontend interactions. Features include automatic lazy loading, state preservation, AJAX support, and customizable behavior.

Pagy Extra to do cursor based pagination for Mongoid.

The Ruby code for the Practical Framework

A comprehensive Rails generator that creates complete API resources with models, controllers, tests, and realistic seed data. Features automatic URL query string filtering and scoping using the has_scope gem with support for all data types and database-agnostic implementation.

A beautiful analytics dashboard UI for Rails apps already using ahoy_matey for tracking. Quarterdeck reads your existing Ahoy data and presents it in a modern dashboard with charts, tables, and filters.

Own your errors. Own your stack. A fully open-source, self-hosted error tracking Rails engine for solo founders, indie hackers, and small teams. Exception monitoring with beautiful dashboard UI, multi-channel notifications (Slack, Email, Discord, PagerDuty), platform detection (iOS/Android/Web/API), advanced analytics, workflow management, and cause chain capture. A self-hosted Sentry alternative with 5-minute setup that works out-of-the-box. Production error monitoring for Rails 7.0-8.1. BETA: API may change before v1.0.0. Live demo: https://rails-error-dashboard.anjan.dev (gandalf/youshallnotpass)

This gem helps you to build a Ruby on Rails REST API faster, using a scaffold-like generator that follows the best practices.

Unobstrusive Internationalization solution for Rails applications.

A Rails blog

Rails web interface for delayed_job using Rails::Engine.

LLM powered business intelligence. Build SQL reports using natural language.