FindBug is a Sentry-like error tracking and performance monitoring gem that stores data locally using Redis and your database. Features include exception capture, performance instrumentation, alerting, and a built-in dashboard.

Koi CMS admin framework

Dashboard for managing servers.

NoPassword is a Ruby on Rails gem that allows session authentication with a token or a magic link via an email sent to the user; there is no need for a password.

Rails admin engine

Experimental replacement for the promotion system in Solidus

SuperAdmin is a mountable Rails engine that provides a full-featured administration interface inspired by Administrate and ActiveAdmin, built for modern Rails 7+ applications.

Validate your Rails forms remotely in real time using ActionCable. Also validate client side using native HTML validations and present them in a much 'prettier' format.

Functional JavaScript for Rails.

Collection of ViewComponents objects for backoffice

An enhanced file upload field for Rails forms, powered by web components. Provides drag-and-drop uploads, image/video previews, and seamless ActiveStorage integration.

A Rails engine that provides a beautiful dashboard to monitor and debug HTTP requests, similar to Laravel Telescope. Includes a terminal UI with vim keybindings.

With this gem, you can efficiently create beautiful index and form pages, and form fields with labels using the Bulma CSS library. You can also create embedded, editable multi-object subforms.

Include the engine in your Rails app and you can view CSV files in your browser.

A mountable Rails CMS engine. Multi-site, multilingual, content blocks, page tree, media management, forms, headless JSON API, and webhooks.

A unified platform for knowledge, task management, and chat communication with AI Agents

A Rails Engine for collaborative plan review with AI-powered feedback.

Easy and powerful popover system for Ruby On Rails.

A mountable Rails engine that provides a full-featured web interface for documenting database schemas — tables, columns, relationships, constraints, change tracking, ER diagrams, Excel export, and i18n support (EN/JA).

Ruby on Rails Engine to deliver consistent, compliant sites using GOV.UK, NHS and other design systems