You can download the OpenJDK (Open Java Development Kit) from the official OpenJDK website or from the repositories of your operating system. Here’s how you can download OpenJDK:

 Official OpenJDK Website:

You can download OpenJDK directly from the official website: https://adoptopenjdk.net/

1. Visit the AdoptOpenJDK website.
2. Select the version of OpenJDK you want to download (e.g., Java 8, Java 11, Java 16, etc.).
3. Choose the JVM (HotSpot or OpenJ9) and the operating system (Windows) that matches your environment.
4. Click the “Latest Release” button or choose a specific version.
5. Download the installer or the archive file based on your preference