designmodo-flatuipro-rails integrates Flat UI Pro for Rails 3 and 4 Asset Pipelines

For large or expensive pages, use this gem to load less critical portions of the page. Especially useful for large queries or content that's hidden from the user on load. The best solution may be to optimize your content, but there's not always time for that.

Prosperity easily lets you add a dashboard of arbitrary time series data to your rails app.

Villages (ភូមិ), Communes (ឃុំ - សង្កាត់), Districts (ស្រុក - ខណ្ឌ) and Provinces (ខេត្ត) in Cambodia

Easy to use integration of drag&drop files upload via dropzone.js for RailsAdmin

This gem provides Tom Bradley's Signature Pad jquery plugin, plus json2 and flashcanvas. See http://thomasjbradley.ca/lab/signature-pad/

SlickGrid Integration for Rails 3.x

timelineJS resources files packaged for the Rails asset pieline

Better integration tests for apps that use Twilio

Ueditor is a WYSIWYG editor adapt to Chinese habits, this gem is a easy way to integrate with Rails

Rails adserver tool for selecting a smaller subset of banners from all possible banners with differing banner placement combinations. Gem includes admin tools for handling banners in live environment. Includes basic targeting, viewcount, frequency etc setups.

Loads page content into AJAX sections with AJAX links, handling the details for you, load content with javascript into designated page containers. Supports multiple and/or nested AJAX sections. Designed to be easy to use, customizable, supports browser history robustly, supports AJAX forms and has many more features. Degrades gracefully when javascript is disabled.

Almanac is the most elegant mountable blog engine that can be easily hooked up in the existing Rails application.

Bettertabs is a Rails 3.1+ engine that adds a helper and jQuery plugin to define the markup and behavior for a tabbed area in a easy and declarative way, using the appropiate JavaScript but ensuring accessibility and usability, no matter if the content is loaded statically, via ajax or just with links.

A modular CMS for Ruby on Rails 5 with an intuitive out-of-the-box interface to manage and customize components. Use Binda if you want to speed up your setup process and concentrate directly on what your application is about. Please read the documentation for more information and a quick start guide.

Use Bootflat (a flat adaptation of Bootstrap on Rails)

Admin Web UI to manage permissions - Who can do What on Which objects

Carnival is an easy-to-use and extensible Rails Engine to speed the development of data management interfaces. When you use Carnival you can benefit from made features that are already done. If you need to change anything, you can write your own version of the method, using real Ruby code without worrying about the syntax of the engine.

China Regions is a Ruby on rails interface

This gem provides views to add users (probably front-end or mobile developers) to your Rails 5 so they can create clients and manage tokens. With this, you can authenticate all requests and eventually track usage by each client.