Java SE 21 Archive Downloads

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The JDK is a development environment for building applications using the Java programming language.

The JDK includes tools useful for developing and testing programs written in the Java programming language and running on the JavaTM platform.

WARNING: Older versions of the JDK are provided to help developers debug issues in older systems.

They are not updated with the latest security patches and are not recommended for use in production.

For production use Oracle recommends downloading the latest JDK version.

Only developers and enterprise administrators should download these releases.

For current Java releases, please visit Oracle Java SE Downloads.

Product / File Description	File Size	Download
Linux Arm 64 Compressed Archive	186.07 MB	https://download.oracle.com/java/21/archive/jdk-21.0.8_linux-aarch64_bin.tar.gz (sha256)
Linux Arm 64 RPM Package	185.76 MB	https://download.oracle.com/java/21/archive/jdk-21.0.8_linux-aarch64_bin.rpm (sha256) (OL 9 GPG Key)
Linux x64 Compressed Archive	187.89 MB	https://download.oracle.com/java/21/archive/jdk-21.0.8_linux-x64_bin.tar.gz (sha256)
Linux x64 Debian Package	159.73 MB	https://download.oracle.com/java/21/archive/jdk-21.0.8_linux-x64_bin.deb (sha256)
Linux x64 RPM Package	187.55 MB	https://download.oracle.com/java/21/archive/jdk-21.0.8_linux-x64_bin.rpm (sha256) (OL 9 GPG Key)
macOS Arm 64 Compressed Archive	181.46 MB	https://download.oracle.com/java/21/archive/jdk-21.0.8_macos-aarch64_bin.tar.gz (sha256)
macOS Arm 64 DMG Installer	180.79 MB	https://download.oracle.com/java/21/archive/jdk-21.0.8_macos-aarch64_bin.dmg (sha256)
macOS x64 Compressed Archive	183.65 MB	https://download.oracle.com/java/21/archive/jdk-21.0.8_macos-x64_bin.tar.gz (sha256)
macOS x64 DMG Installer	183.00 MB	https://download.oracle.com/java/21/archive/jdk-21.0.8_macos-x64_bin.dmg (sha256)
Windows x64 Compressed Archive	186.05 MB	https://download.oracle.com/java/21/archive/jdk-21.0.8_windows-x64_bin.zip (sha256)
Windows x64 Installer	164.42 MB	https://download.oracle.com/java/21/archive/jdk-21.0.8_windows-x64_bin.exe (sha256)
Windows x64 msi Installer	163.16 MB	https://download.oracle.com/java/21/archive/jdk-21.0.8_windows-x64_bin.msi (sha256)