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We currently run Java 17.

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$ curl -sL https://cdn.azul.com/zulu/bin/zulu8.54.0.21-ca-fx-jdk8.0.292-linux_x64.tar.gz -o zulu.tar.gz
$ tar -xvzf zulu.tar.gz
# mv zulu8.54.0.21-ca-fx-jdk8.0.292-linux_x64/ /opt/.
# rm /opt/zulu
# ln -s /opt/zulu8.54.0.21-ca-fx-jdk8.0.292-linux_x64/ /opt/zulu

Alternatively will can use SDKMAN! which is a package manager for Gradle, Java, and many other frameworks on Ubuntu.

Following the SDKMAN! install instructions:

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Jetbrains Runtime

The Jetbrains runtime (customized JDK) is an option for installing on Linux. It provides font rendering fixes. Read more here.

Using SDKMAN!

See the page on SDKMAN!.

Before starting, a useful command to remember is "list" which shows all available versions:

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~/.sdkman/candidates/java/8.0.332.fx-zulu

Jetbrains Runtime

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Windows
Azul is providing JDK 8 with JavaFX as part of their community Zulu distribution. You may also reference the official Zulu Installation Guide including the Installation on Windows Using the Zulu ZIP File page.
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java -version
openjdk version "1.8.0_252"
OpenJDK Runtime Environment (Zulu 8.46.0.19-CA-win64) (build 1.8.0_252-b14)
OpenJDK 64-Bit Server VM (Zulu 8.46.0.19-CA-win64) (build 25.252-b14, mixed mode)
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Note: JDKs are also available from https://adoptopenjdk.net/, but they won't provide JavaFX, which breaks most of IHMC's robotics software.
Mac OS X
Download JDK and JavaFX from https://adoptopenjdk.net/ or https://www.azul.com/downloads/zulu/zulufx/
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