GraalVM

GraalVM compiles your applications ahead of time into native executables that start instantly, scale fast, and use fewer compute resources 🚀

README.md

GraalVM on GitHub

GraalVM is a high-performance JDK designed to accelerate Java application performance while consuming fewer resources.It provides the Graal compiler, which can be used as a just-in-time compiler to run Java applications on the HotSpot JVM or to ahead-of-time compile them into native executables. Besides Java, it also provides runtimes for JavaScript, Ruby, Python, and a several other popular languages with polyglot capabilities.

Get Started

GraalVM's GitHub Repositories

Name	Description
`oracle/graal`	The GraalVM core repository
`oracle-graalvm-ea-builds`	Oracle GraalVM early access builds
`graal-languages-ea-builds`	Early access builds of Oracle GraalVM Languages
`graalvm/graalvm-ce-builds`	GraalVM CE builds
`graalvm/graalvm-ce-dev-builds`	GraalVM CE Developer builds
`graalvm/native-build-tools`	Build plugins for GraalVM Native Image
`oracle/graalvm-reachability-metadata`	Reachability metadata for open-source libraries
`graalvm/setup-graalvm`	GitHub Action for GraalVM
`graalvm/graalvm-jdk-downloader`	GraalVM JDK Downloader
`oracle/graalpython`	Implementation of the Python language
`oracle/truffleruby`	Implementation of the Ruby language
`oracle/graaljs`	Implementation of JavaScript and Node.js
`graalvm/simplelanguage`	A simple example language built with the Truffle framework
`graalvm/simpletool`	A simple example tool built with the Truffle framework

Examples and Tutorials

Start building with GraalVM using practical examples, deep-dive workshops, and language-specific demos.

Name	Description
`graalvm-demos`	Example applications highlighting key features and best practices for working with GraalVM technologies.
`graalvm/workshops`	Workshops and tutorials to help you learn and apply GraalVM tools and capabilities.
`graal-languages-demos`	Demo applications and guides for GraalJS, GraalPy, GraalWasm, and other Graal Languages.

Contribute

We welcome community contributions! You can find contributing guidelines in each GraalVM repository.A few additional resources:

Get Help

For bug reports and feature requests, pleasecreate a GitHub issue
For general questions and discussions,start a GitHub discussion
Additionally, you can join the conversation onGraalVM's Slack or send an email tograalvm-users@oss.oracle.com
To report security vulnerabilities, please send an email tosecalert_us@oracle.com

Get in Touch

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graalvm-ce-buildsgraalvm-ce-buildsPublic
GraalVM CE binaires built by the GraalVM community
1.7k 121
graalvm-ce-dev-buildsgraalvm-ce-dev-buildsPublic
GraalVM Dev Build Downloads
103 13
native-build-toolsnative-build-toolsPublic
Native-image plugins for various build tools
Java 422 79
graalvm-demosgraalvm-demosPublic
This repository contains example applications to illustrate the different capabilities of GraalVM
Java 661 168
simplelanguagesimplelanguagePublic
A simple example language built using the Truffle API.
Java 632 213
simpletoolsimpletoolPublic
A simple example tool built using the Truffle instrumentation API.
Java 32 17

Repositories

Showing 10 of 52 repositories

graalvm-ce-dev-builds Public
GraalVM Dev Build Downloads
graalvm/graalvm-ce-dev-builds’s past year of commit activity
103 13 0 0 UpdatedNov 6, 2025
graalvm-website Public
GraalVM: Run Programs Faster Anywhere 🚀
graalvm/graalvm-website’s past year of commit activity
HTML 13 11 2 0 UpdatedNov 6, 2025
mandrel Public Forked fromoracle/graal
Mandrel is a downstream distribution of the GraalVM community edition. Mandrel's main goal is to provide a native-image release specifically to support Quarkus.
graalvm/mandrel’s past year of commit activity
429 1,826 11 3 UpdatedNov 6, 2025
labs-openjdk Public
JDK fork for building GraalVM CE.
graalvm/labs-openjdk’s past year of commit activity
Java 7GPL-2.0 7 0 2 UpdatedNov 5, 2025
mx Public
Command-line tool used for the development of Graal projects.
graalvm/mx’s past year of commit activity
Python 195GPL-2.0 117 31 6 UpdatedNov 4, 2025
setup-graalvm Public
Set up your GitHub Actions workflow with a specific GraalVM distribution.
graalvm/setup-graalvm’s past year of commit activity
TypeScript 211UPL-1.0 35 5 0 UpdatedNov 3, 2025
native-build-tools Public
Native-image plugins for various build tools
graalvm/native-build-tools’s past year of commit activity
Java 422 79 106 10 UpdatedOct 31, 2025
graal-languages-demos Public
Graal Languages - Demos and Guides
graalvm/graal-languages-demos’s past year of commit activity
Java 89UPL-1.0 21 1 8 UpdatedOct 24, 2025
mandrel-packaging Public
graalvm/mandrel-packaging’s past year of commit activity
Groovy 6 9 6 0 UpdatedOct 23, 2025
container Public
GraalVM container images
graalvm/container’s past year of commit activity
180 39 12 3 UpdatedOct 21, 2025