New Relic RPM is an on-demand performance management solution for web applications developed in Java, Ruby, or JRuby. RPM now provides real-time monitoring and metrics for applications running Sinatra, Rack and Rails Metals.

Hobo is an open source rapid development toolkit for Ruby on Rails, which claims to help developers build anything from throwaway prototypes to meticulously crafted full-blown web apps in a fraction of the time it takes with conventional tools. Hobo has now officially reached Version 1.0 after three years of focused development effort.

BitNami RubyStack provides an integrated, ready to run distribution of the beta release of Ruby on Rails 3 and all of its dependencies. BitNami RubyStack is available as a native installer, a virtual appliance and an Amazon Machine Image, so it can be deployed natively, virtually or in the cloud in just a few clicks.

New Relic RPM is a subscription-based application performance management solution for web applications developed in Ruby on Rails or Java. It has has announced the opening of a public beta program for the latest version of its RPM product. The new version can be used to monitor, troubleshoot and tune Java web applications in addition to those developed on Ruby on Rails. RPM claims to be the industry’s first Application Performance Management (APM) product to be offered as a service.

Grails is one of the many web frameworks for the Java platform. However it shines through by its ability to use the best ideas from the Ruby on Rails world while at the same time continuing to leverage the tried, tested and trusted Java platform as well as established frameworks like Spring and Hibernate. With Grails’ tight integration with Java, Groovy based features, growing popularity and improved support from IDEs, Grails looks poised to become the RAD framework of choice for the Java platform.

Grails creator Graeme Rocher tells us what’s special about the web framework and how it offers developers the best of the Java and the scripting world.

He also talks of how Groovy and Grails complement Java and also when it would be madness to think of using a scripting language over a language like Java.