JRuby 1.6.0 has been released. It has Windows as a primary supported platform and has Ruby 1.9.2 language and API compatability.

Previous versions of JRuby did work on Windows-based JVMs, but this release is the first time when Windows systems were included in the JRuby continuous integration cycle,Windows has been added to the JRuby team's continuous integration system, meaning that Windows support is better than before.

To produce JRuby 1.6 over 2000 commits were processed and 270 issue resolved. Major features include: 

• Ruby 1.9.2 language and API support (with the exception of Encoding::Converter and ripper)
• Built-in profiler
• Experimental support for C extensions 
• RSpec is no longer bundled

You can download binary and source releases direct from JRuby.org

Related articles:

JRuby 1.5.0

JRuby Cookbook 

 

Project SPARROW Takes Off 28/11/2025 Fundación Biodiversa in Colombia has become the first pilot of Microsoft's Project SPARROW. SPARROW, developed by Microsoft's AI for Good Lab, is an AI-powered edge computing solution designed to mon [ ... ] + Full Story

Aspire Adds Support For More Languages 02/12/2025 Microsoft has announced support for more languages in Aspire. The .NET part of its name has also been dropped, and there's a new website rather than just the GitHub repository. + Full Story

More News AI Improves Devs Skills, Enhances Their Roles OpenCode - The Claude Code Alternative Robot Army Video As Robots Shipped En Masse Scrimba's Backend Developer Path Robotic Gut Spider For Exploring Digestive Tract Swift SDK For Android Now In Preview Panic Over Arduino Ts and Cs Google Tunix Hack Hackathon Now Open Vaadin Now Does MCP Visual Studio Adds Planning Mode To Copilot Next.js 16 Adds Cache Components Google Announces BigQuery-Managed AI Functions Itential Unveils FlowAI: Bringing Governed AI Agents to Infrastructure Orchestration