All content and news on InfoQ about JRuby
Latest featured content about JRuby

- Architecture
- Topics
- Web 2.0,
- Language,
- JRuby,
- Cloud Computing,
- Dynamic Languages
In an interview at OOPSLA, Dave Thomas talks about the reasons for the rise of Java, what's behind Web 2.0, MDA and SOA, the rise of dynamic languages and the opportunities that he sees in the web as a platform.
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By Dave Thomas
on Apr 25, 2008,
News about JRuby
- Java,
- Ruby
- Topics
- JRuby,
- Performance & Scalability,
- Ruby on Rails
JRuby's 1.1.1 release brings a few improvements over the initial 1.1 release, including a fix for a problem on IBM VMs and it now ships with the JIP profiler. Users of the JRuby 1.1.x trunk can also try out a new performance improvement that promises to seriously boost startup performance. Also: a look at GSoC '08 project related to JRuby.
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By Werner Schuster
on May 06, 2008,
- Ruby
- Topics
- SaaS,
- Performance & Scalability,
- JRuby,
- Ruby on Rails
New Relic introduces a new performance analysis tool for Rails applications. The tool is installable as a Rails plugin, and offloads the analysis to the New Relic service. We talked to New Relic's Lew Cirne about the technology behind the product.
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By Werner Schuster
on May 02, 2008,
- Ruby
- Topics
- JRuby,
- Rich Client / Desktop
We look at the recent developments around the Ruby Shoes GUI toolkit. The Shoebox is a repository for sharing applications written using Shoes. Next to useful applications, Ruby-Processing uses JRuby to get the Processing environment into Ruby.
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By Mirko Stocker
on May 01, 2008,
Articles about JRuby

- Ruby
- Topics
- Technology,
- Runtimes,
- JRuby,
- Dynamic Languages,
- Debugging
A misconception lingers in the Ruby world: Ruby has no debugger. This is blatantly wrong - Ruby has debuggers, GUIs for debuggers and APIs for debuggers. InfoQ takes a close look at the state of debugging tools in the Ruby world - and finds that its debugging support is more than sufficient.
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By Werner Schuster
on Apr 19, 2008,

- Java,
- Ruby
- Topics
- Compilers,
- JRuby,
- Dynamic Languages,
- Deployment / Datacenter
JRuby is built on Java - so it can make use of Java Web Start to make it easy to deploy JRuby apps. This article walks through the necessary steps for releasing a JRuby app with Java Web Start, including: how to handle signing, setting JRuby parameters and a look at using JRuby 1.1's coming AheadOfTime (AOT) compilation feature.
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By Mirko Stocker
on Mar 07, 2008,
Interviews about JRuby

- Ruby
- Topics
- JRuby
Ola Bini discusses JRuby, an implementation of Ruby written in Java that runs on the JVM. Amongst other things, Ola talks about his appreciation for the Ruby community, and describes his view of the differences with the Java community. He also briefly discusses his vision on the future of Ruby, particularly the potential of merging some of the more powerful features found in Lisp.
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By Ola Bini
on Mar 04, 2008,

- Java,
- Ruby
- Topics
- Web Frameworks,
- Ruby on Rails,
- Application Servers,
- Enterprise Architecture,
- Platforms,
- Compilers,
- JRuby,
- Community
JRuby project lead Charles Nutter discusses how he got involved with JRuby, Sun's involvement with JRuby, how JRuby fits into enterprise-level web applications, the possibility of a friendly fork of the OpenJDK source code, reasons for switching to JRuby, the future of JRuby, Spring and JRuby, and the Ruby community as a whole.
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By Charles Nutter
on Feb 14, 2008,
Presentations about JRuby

- Java,
- Ruby
- Topics
- JRuby,
- Language
In this presentation from QCon San Francisco 2007, Charles Nutter discusses the Ruby and JRuby featureset, the JRuby compiler, calling Java from JRuby and vice versa, programming Swing with JRuby, JRuby web applications, JRuby on Rails, persistence, build automation, Test-Driven Development and Behaviour-Driven Development.
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By Charles Nutter
on Apr 18, 2008,