A Rails engine that wraps PDF.js to provide a full-featured PDF viewer with text and area highlighting, powered by Stimulus controllers and Tailwind CSS. Includes a three-panel layout with outline/thumbnails sidebar, highlight management, and an overridable right sidebar for custom integrations.

Hotwire Astra UI provides production-ready, accessible modal dialogs for Rails apps using Turbo Frames and Stimulus. Importmap-friendly, server-rendered, and framework-free, with stacked modals, CSS-driven animations, and full customization via CSS variables.

Add JavaScript testing tools in importmap-rails environment.

Vendor arbitrary assets from pinned importmap packages

Inkpen provides a modern, extensible rich text editor built on TipTap/ProseMirror with Stimulus controllers for Rails applications.

Description of InnerPlan.

A Rails engine for managing and publishing content with a flexible schema.

An elemental UI component library for Rails, guided by the principle of simplicity.

KIQR is a Rails engine that provides a solid foundation for building SaaS applications.

An open source Rails 8+ engine built on `layered-ui-rails` that provides a multi-provider AI assistant with streaming responses and a full conversation UI.

An open source Rails 8+ engine built on Tailwind CSS, providing customisable WCAG 2.2 AA compliant design tokens, utility classes, and Stimulus controllers for theme switching, mobile navigation, slide-out panels, modals, and tabs. Integrates with the gems you already use (Devise, Pagy, Ransack).

Rails gem to create list of entities

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.

Material is Google’s open-source design system. Design and build beautiful, usable products with Material.

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

A quick and easy way to implement an instant-messaging module using Turbo Rails.

Provides a Milkdown-based rich markdown editor as a Rails engine with Stimulus controllers, importmap integration, and rails-active-ui components.

Mission Control dashboard for monitoring and managing SolidCache

The admin section of Munificent

Provides ViewComponent helpers, ERB partials, Tailwind CSS styles, SVG icons, and Stimulus controllers.