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Corretto 8

Amazon Corretto is a no-cost, multiplatform, production-ready distribution of the Open Java Development Kit (OpenJDK). Corretto is used internally at Amazon for production services. With Corretto, you can develop and run Java applications on operating systems such as Amazon Linux 2, Windows, and macOS.

The latest binary Corretto 8 release builds can be downloaded from

Documentation is available at

Licenses and Trademarks

Please read these files: "LICENSE", "THIRD_PARTY_README", "ASSEMBLY_EXCEPTION", "".


develop : The default branch. It absorbs active development contributions from forks or topic branches via pull requests that pass smoke testing and are accepted.

master : The stable branch. Starting point for the release process. It absorbs contributions from the develop branch that pass more thorough testing and are selected for releasing.

ga-release : The source code of the GA release on 01/31/2019.

preview-release : The source code of the preview release on 11/14/2018.

release-8.XXX.YY.Z : The source code for each release is recorded by a branch or a tag with a name of this form. XXX stands for the OpenJDK 8 update number, YY for the OpenJDK 8 build number, and Z for the Corretto-specific revision number. The latter starts at 1 and is incremented in subsequent releases as long as the update and build number remain constant.

OpenJDK Readme

Welcome to the JDK!

For build instructions please see,
or either of these files:

- doc/building.html (html version)
- doc/ (markdown version)

See for more information about the OpenJDK Community and the JDK.