LoggableActivity is a powerful gem for Ruby on Rails that provides seamless user activity logging prepared for GDPR compliance and supporting record relations. It allows you to effortlessly keep track of user actions within your application, capturing who did what and when, even with related records included in the logs. With LoggableActivity, you can maintain the privacy of sensitive information in your logs, making it a perfect solution for applications that require robust audit trails while adhering to strict data protection regulations.

LogicalModel allows to use a resource as a model. It is based on web presentation http://www.slideshare.net/ihower/serviceoriented-design-and-implement-with-rails3

Manage Rails, application backend with ease.

Simple data preparation from Mongoid to the jQuery DataTables plugin

Where students practice and receive automated and human feedback.

Rails admin engine

This gem provides all necessary tools to make a Rails application into a platform with third party applications.

It is a Rails engine that gathers a set of other gems and configurations designed to build incredible APIs

The PublishMyData Rails Engine. Create rails apps with Linked Data functionality.

A content management system that works with your view templates. Keep the presses hot!

Rails 3.1 drop-in blog engine for existing Rails applications

token based authentication and more useful library..

Renalware uses demographic, clinical, pathology, and nephrology datasets to improve patient care, undertake clinical and administrative audits and share data with external systems.

RocketCMS

Use SimpleAdmin to build out filtering, searchable, editable interfaces for your models

Social Stream is a Ruby on Rails engine providing your application with social networking features and activity streams. This gem packages the basic functionality, along with basic actors (user, group) and activity objects (post and comments)

A simple alternative to Active Admin and Rails Admin

Sunrise is a Open Source CMS

Extends sunspot to be compatible with kaminari for pagination

Easy CRUD generator for Rails Projects