Installing Java 21

FlowForge is built using Java version 21, it is free and open source under the MIT License. In order to run the application, you must have the JRE (Java Runtime Environment) or JDK (Java Development Kit) installed for Java 21. No need to worry about what these mean in detail, they are basically required to run Java on your machine.

The FlowForge website provides a little starter guide. This is easy for Developers to follow through, However if you are still finding it difficult to follow, there's a simpler guide to follow down below

1. Visit OpenLogic

  1. First, go to the OpenLogic website and navigate to OpenJDK Downloads section : https://www.openlogic.com/openjdk-downloads

  2. Scroll down to see this page. Here, click on the dropbox and select "21"

  • Then, depending on your operating system, choose the approprite Download. For Windows, Install the .msi installer

  • The installer should open up like this. Click on "Next" and Accept the terms and condition

  • There is no need to modify anything here. Make sure Add to PATH is selected. And simply click on Next

  • After that click on Install to begin the JRE Installation. After this, Java 21 will be installed and setup on your machine.

Verify Java installation

  • To verify if Java is properly installed, type the following command in your terminal/command prompt

java --version 
  • It should display the correct version you have installed

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