It is 100% implementation of Java with Ruby programming language and originally it is Ruby for JVM. JRuby provides an absolute set of core "builtin" classes & syntax for the Ruby language and Ruby Standard Libraries. According to experts most of the Standard libraries are Ruby's own set off of .rb files except few have been again implemented, which are depend on C language-based extensions.

Merb is the MVC framework introduced for more speedy work. It is thread-safe and the core objective is to handle multiple file uploads in parallel. It is light weight & powerful framework and the experts have not stuffed all the features in the single code, but the things are not exposed and not left anything vital. Moreover, the core code is organized in such way that it is very simple, easy to understand, maintain and extend.

Merb is Feature rich, flexible and extensible. With minimum code nothing is sacrificed and it is complete set of features that are flexible to improve. For the features, which are not covered in the core code, the experts use Ruby plugins for installation, updates and versioning. There are few main features that make the Merb a powerful framework such as:

• Plugins - they are known as Rubygems’ versioning and dependency control.
• Controllers - consisted of two codes such as AbstractController that handles layout- and template-finding and Merb::Controller that handles request/response semantics.
• Mailers - they are implemented on top of AbstractController for default controller behavior.
• Parts - it allows simple Controller/View delegation.
• Exceptions - raising exceptions instead of errors in application code and sends the appropriate error-code back to the browser
• Tests and Specs - built-in support for mock objects to test the applications and help coders.
• Generators - consisted of folders for controllers, parts, and Mailers for faster execution.

It is the .NET implementation of Ruby programming language. Experts have done seamless integration with .NET libraries and infrastructure. IronRuby is providing power to Microsoft's Dynamic Language Runtime and both are released with complete source code under Microsoft Public License.

It is a powerful library for developing cross-platform graphical user interfaces (GUIs) for Ruby applications. Originally, it is developed by Jeroen van der Zijp, which is based on the FOX Toolkit, a well-liked open source C++ library. It allows application developers to write code in the ruby programming language as well as at the same time they can use the advantageous & feature rich and highly optimized C++ toolkit.

Prism Software professional ROR developers / programmers use a wide range of latest & core plugins for developing feature rich ROR applications for offshore clients. The popular and latest those we can offer in our professional ROR application development are as follows:

• Pesel - this plugin is used for checking Pesel class & PESEL number to get the information about owner
• Rails xss - This plugin is for rails 2.3 apps which switches the default to escape by default
• NotifyBar - This is the same as twitter notification bar using jQuery for Ruby on Rails.
• Muninator - This uses Munin for graphing of Rails internals
• Snapmon - This plugin makes sure the application owner about application is being monitored and it can set up alerts by means of Text Message.
• MailStyle - Making HTML emails simple. Allow writing css inline and corrects image urls.
• Auditable - It is an ActiveRecord extension that allows for keeping audit logs of any updates made to a model.
• ChainSelects - For building AJAX-based chained drop down select boxes.
• Template inliner - It avoids the problem when to provide a big list of objects, Rails creates various View instances, requiring extra CPU and memory for each of them.
• Chargify api ares - It is an API wrapper for Ruby using ActiveResource
• Flash messages helper - It is simple » configurable rails view helper to display flash messages.
• Remote Forgery protection - It is a Rails plugin that automatically adds authenticity token to Ajax requests.