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)

Sunrise is a Open Source CMS

Extends sunspot to be compatible with kaminari for pagination

Easy CRUD generator for Rails Projects

Tolaria is a content management system (CMS) framework for Ruby on Rails. It greatly speeds up the necessary—but repetitive—task of creating useful admin panels, forms, and model workflow. Includes a library of rich form components, passwordless authentication, and text search tools. Make your editors happy!

Trailblazer Finder Objects

Provides boilerplate for common HTML components for front end applications.

AdminBits simplifies creation of sortable / searchable lists found in dashboards / admin panels

A Rails admin interface generator. Theme stolen from Redmine. Similar to web-app-theme but better ;).

Adops Report Scrapper is a collection of web scrappers that can automatically extract the data from your ad server, ad networks, ad exchanges, and other ad partners. It is an open source alternative to [STAQ](http://www.staq.com/). Say good-bye to spreadsheet. At the moment, this gem only focus on getting the data in. It is up to you how you would aggregate the data into your pageview & dfp/ad server data set.

This friendly library gives you helpers and generators to assist building RESTful API's in your Rails app.

used in Boat International UI and Admin apps

Dead simple asset uploader attachments for your active record models

Asynchronous API communication

An opinionated almost-turnkey solution for managing authorization in Rails

AwesomeExplain provides the same APM level of query analysis under your development and test Rails environments.

Hybrid action logging, consisting of standard and custom logging.

CMS base on Rails Engin.

An engine for search-engine-optimized blog management.

Bootstrap-ify pagination with Kaminari - Compatible with Bootstrap 3.x