ueditor for rails 3 and rails 4, it is a good wysiwyg html editor

Peck-On-Rails is an extension for Peck to make testing Rails easier.

passenger-rails-server overrides the Rack::Handler.default method to return Rack::Handler::Passenger which will cause rack (and rails) to use passenger by default.

rails_wangeditor will helps your rails app integrate with wangEditor, including images uploading.

This gem provides the smartcrop.js Javascript library for your Rails 4 and Rails 5 application.

Enable to type ruby codes in an interactive web console for opal on the browser for Ruby on Rails applications, just like the rails web-console

Test::Rails helps you build industrial-strength Rails code.

Ties durable_decorator to rails and provides a few helpful utility rake tasks that rely on the Rails ENV being loaded into memory

OkamaseLogger::Rails to change rails log format.

Basic support of Rails 2 models in Rails 4.

Generates Rails code implementing an OpenID based login system for your Rails app. Based on the original Rails Login Generator.

no-www-rails is a simple rails extension, that redirects www.yoursite to yoursite using middleware.

Nkss-rails is a drop-in, easy-to-use, gorgeous-by-default Rails plugin you can put into your projects so you can instantly have cute docs.

A Rails inspired framework for using AngularJS with Rails

Sections_rails adds infrastructure to the view layer of Ruby on Rails. It allows to define and use the HTML, CSS, and JavaScript code of dedicated sections of pages together in one place.

Supplies the moment-precise-range plugin for use with momentjs-rails in Rails.

D4-Rails allows easy integration of d4 DSL with Rails App

Rails wrapper for the shrine gem which includes includes monkey patching to work with Rails 3

Drop in replacement for the Rails integration in the Erubis gem so that Erubis will work with Rails 2.3.

With this gem you can load gem commands from the command line with forking, or start Rails subcommands without re-loading the whole rails environment. This can help you speed up the Rails development.