Graal Development Kit for Micronaut (GDK) is a curated set of open source Micronaut® framework modules designed from the ground up to be compiled ahead-of-time with GraalVM Native Image resulting in native executables ideal for microservices. With GDK, you can build portable cloud-native Java microservices that start instantly and use fewer resources to reduce compute costs.

You can use GDK by generating an application using either the Launcher on the GDK website or install the CLI using the package managers below:

Setup the tap for the cask:

brew tap oracle/graal-dev-kit https://github.com/oracle/graal-dev-kit

Then install the GDK CLI tool:

brew install gdk-<major-version>.<minor-version>

Examples :

brew install gdk-4.9 

brew install gdk-4.7 

Get SDKMAN (Always make sure to review content of the bash file)

curl -s "https://get.sdkman.io" | bash

Install GDK CLI

sdk install gcn

Get SDKMAN (Always make sure to review content of the bash file)

curl -s "https://get.sdkman.io" | bash

Install GDK CLI

sdk install gcn

Get the binary from https://github.com/oracle/graal-dev-kit/releases

Please refer to the GDK website for documentation.

Check out our collection of guides and examples.

• Open a GitHub issue for bug reports, questions, or requests for enhancements.
• Report a security vulnerability according to the Reporting Vulnerabilities guide.

This source repository is the main repository for GDK and includes the following components:

This project welcomes contributions from the community. Before submitting a pull request, please review our contribution guide

Please consult the security guide for our responsible security vulnerability disclosure process

Copyright (c) 2026 Oracle and/or its affiliates.

GDK is open source and distributed under the Apache License version 2.0.