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openj9 for Mac

High performance, scalable, Java virtual machine

Quick answer: openj9 is a command-line tool for macOS. Install it with brew install openj9. It is distributed under the EPL-2.0 OR Apache-2.0 OR (GPL-2.0-only WITH Classpath-exception-2.0) OR (GPL-2.0-only WITH OpenJDK-assembly-exception-1.0) licence. It has 28 Homebrew installs in the last 30 days.

What openj9 is

openj9 is a command-line tool for macOS: high performance, scalable, Java virtual machine.

It is distributed as a Homebrew formula, which builds or pours a binary and puts it on your PATH. It is distributed under the EPL-2.0 OR Apache-2.0 OR (GPL-2.0-only WITH Classpath-exception-2.0) OR (GPL-2.0-only WITH OpenJDK-assembly-exception-1.0) licence.

How to install openj9

  1. Open Terminal (press ⌘ + Space and type “Terminal”).
  2. If Homebrew is not installed yet, run the installer below once.
  3. Run brew install openj9.

Homebrew installer, if you need it:

Prefer a graphical installer? Download it from the official site. MacPicks never hosts or mirrors binaries — the Homebrew command always pulls from the vendor's own release.

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Frequently asked questions

How do I install openj9 on Mac?

Run brew install openj9 in Terminal. This requires Homebrew; if you do not have it, install it first with the command below.

Is openj9 open source?

Yes — Homebrew distributes it under the EPL-2.0 OR Apache-2.0 OR (GPL-2.0-only WITH Classpath-exception-2.0) OR (GPL-2.0-only WITH OpenJDK-assembly-exception-1.0) licence.

Does openj9 run on Apple silicon?

Homebrew publishes this formula for macOS. If upstream does not ship an Apple silicon build, Rosetta 2 handles the Intel binary.

How popular is openj9?

It was installed 28 times in the last 30 days according to Homebrew analytics, ranking #5755 in this catalogue.

What version of openj9 is current?

The latest packaged version is 0.63.0.