The Groovy programming language is supported by the Apache Software Foundation and the Groovy community.

This book covers Groovy fundamentals, such as installing Groovy, using Groovy tools, and working with the Groovy Development Kit (GDK). You'll also learn more advanced aspects of Groovy.

The Apache Groovy™ documentation is available as a single-page document, or a PDF, or feel free to pick at a direct section below. You can also browse documentation for other versions.

Nov 30, 2025 · For a quick and effortless start on Mac OSX, Linux, WSL2 or Cygwin, you can use SDKMAN! (The Software Development Kit Manager) to download and configure any Groovy version …

From the download page, you will be able to download the distribution (binary and source), the Windows installer (a community artifact) and the documentation for Groovy.

Latest version documentation api gapi groovy-jdkNext version documentation api gapi groovy-jdk

Groovy adopts a naming convention that avoids one ambiguity that might seem a little strange but was popular at the time of Groovy’s design and has remained (so far) for historical reasons.

Groovy tries to be as natural as possible for Java developers. We’ve tried to follow the principle of least surprise when designing Groovy, particularly for developers learning Groovy who’ve come from a …

Nov 30, 2025 · The Groovy language proposes several ways to integrate itself into applications (Java or even Groovy) at runtime, from the most basic, simple code execution to the most complete, …

Groovy supports the usual familiar arithmetic operators you find in mathematics and in other programming languages like Java. All the Java arithmetic operators are supported.