Then add the OpenJDK path to Path variables on the “Environment variables”, in order to make java available on the command line: 6. Confirm that OpenJDK was installed correctly by running the following command “Java - version”: 7. Unzip visualvm to any location you like. OpenJDK is an open source implementation of the Java Platform, Standard Edition. It’s no secret that in 2019 Oracle dropped a bombshell within the Java community when they turned Oracle JDKs into fully-paid services, making it no longer open source. OpenJDK™ Source Releases. These are the source downloads for the OpenJDK Project. The majority of OpenJDK code is released under the GNU General Public License Version 2 (GPLv2). Certain source based on existing open source projects will continue to be available under their current licenses.

Quick guide to download and install OpenJDK 8 on Windows. - OpenJDK Community Version

What is OpenJDK

OpenJDK is the short form of Open Java Development Kit similar to Oracle's Java Development Kit used to develop Java Applications. Main difference between Oracle JDK and OpenJDK is that OpenJDK is free for all while Oracle Java Development Kit or Oracle JDK requires commercial license. For more details refer openjdk vs oracle jdk

If you want to know more about OpenJDK, you can go through Open Java Development Kit Quick guide.

Openjdk 11 Download

Note: To uninstall previously installed OpenJDK please refer Uninstall OpenJDK Windows

Step #1: Download

Openjdk Vs Oracle Jdk

There are many OpenJDK vendors out there in the market, you can download OpenJDK from AdoptOpenJDK, Redhat OpenJDK, Zulu OpenJDK or from Community OpenJDK.
Below are the steps to download and install Community OpenJDK. If you would like to install OpenJDK from other vendors please refer :

Zulu Openjdk

Download and install Community OpenJDK

Unlike Oracle JDK or AdoptOpenJDK, community openjdk 8 doesn't provide any executables (windows .exe files ) for easy installation. This might make the openjdk 8 installation on Windows bit difficult for newbies. To install windows openjdk 8, all you have to do is, Download the latest openjdk 8 zip/tar file and unzip to a convenient directory on you windows machine. Set the path to downloaded openjdk 8 bin directory in the Path Variable.

Openjdk 11

Here is the step by step procedure to download and install the latest openjdk 8 on Windows 10 / Windows 8 / Windows 7.

Openjdk For Windows

1. Go to https://jdk.java.net/


2. Click on Reference Implementation - OpenJDK 8.



3. Download the zip / tar distributions based on your operating system

Build 10 (2019/7/16):


Linux/x64 tar.gz (sha256)
macOS/x64 tar.gz (sha256)
Windows/x64 zip (sha256)




Step #2: Install



4. Extract the downloaded zip / tar file to your convenient directory.


5. Example on windows: C:Avinashawstoolsjdk_ri-8u40-b25-windows-i586-10_feb_2015java-se-8u40-ribin




Step #3: Configure



6. Based on your operating system, set the openjdk 8 bin path in the environment path


7. On windows follow the below steps to set the openjdk 8 classpath

Copy the extracted openjdk 8's bin path
C:Avinashawstoolsjdk_ri-8u40-b25-windows-i586-10_feb_2015java-se-8u40-ribin
Go System Properties and then to Edit the system environmental variables and Click on Environment Variables.

Edit the path variable

Add path variable if its not already added and click OK to finish



Step #4: Verify




Once the OpenJDK 8 Download and installation is complete, we can verify the installed OpenJDK 8 version using Command Prompt.




Click on Windows Search Button and type cmd and then click on command prompt shortcut.
Go to command prompt and type java -version
The above command prints the OpenJDK 8 version you installed.




Congratulations !!! Now you have installed OpenJDK 8 Successfully.


Step #5: OpenJDK Known Issues




Note: Here is the list of OpenJDK known-issues OpenJDK Known Issues




Redhat OpenJDK installation, Click here to read more.

Install RedHat openjdk 8 on Windows 10


AdoptOpenJDK installation, Click here to read more.

Install AdoptOpenjdk 8 on Windows 10


Here is the quick video tutorial that demonstrates how to Download and Install OpenJDK 8 on Windows 10.




Download OpenJDK - here are the OpenJDK versions you might be interested in!


OpenJDK 7
OpenJDK 8
OpenJDK 9
OpenJDK 10
OpenJDK 11
OpenJDK 12
If you are looking out for earlier OpenJDK versions, go to OpenJDK Archive




How to Download and Install Red Hat openjdk 8 on windows




Unlike community OpenJDK, Red Hat provides OpenJDK build in executable as well as zipped format for easy installation on windows. To install Red Hat openjdk 8 on windows, all you have to do is, Download the latest version of Red Hat openjdk 8 MSI/ZIP file ( example jdk-8u232-x64 ZIP or jdk-8u232-x64 MSI) from Red hat official site. If you have downloaded openjdk 8 MSI, go ahead and install the MSI like any other windows installations and if you have downloaded the ZIP version, unzip the openjdk 8 to a convenient directory on you windows machine. Set the path to downloaded openjdk 8's bin directory in the Path Variable.




Here is the step by step procedure to install the latest Red Hat openjdk 8 on Windows 10 / Windows 8 / Windows 7.

1. Go to Red Had openjdk 8 Download page.https://developers.redhat.com/products/openjdk/download


2. Click on the required version of Red Hat openjdk 8



3. Download the ZIP windows distributions


4. Extract the downloaded zip file to your convenient directory.
5. Example on windows: C:Avitools



6. Now copy the Red Hat openjdk 8 bin path C:Avitoolsjava-1.8.0-openjdk-1.8.0.232-3.b09.redhat.windows.x86_64bin and set the Red Hat openjdk 8 bin path in the environment path


7. On windows follow the below steps to set the Red Hat openjdk 8 classpath

Copy the extracted openjdk 8's bin path
C:Avitoolsjava-1.8.0-openjdk-1.8.0.232-3.b09.redhat.windows.x86_64bin
Go System Properties and then to Edit the system environmental variables and Click on Environment Variables.

Edit the path variable

Add path variable if its not already added and click OK to finish

Go to command prompt and type java -version

Java -version
Congratulations !!! Now you have installed Redhat OpenJDK 8 Successfully.






How to Download and Install AdoptOpenJDK 8 on windows




AdoptOpenJDK provides an open and reproducible build and test system for OpenJDK source across multiple platforms. AdoptOpenJDK provides OpenJDK binaries for the Java ecosystem.




Note: To uninstall previously installed AdoptOpenJDK please refer Uninstall AdoptOpenJDK Windows




Here is the step by step procedure to install the latest AdoptOpenJDK on Windows 10 / Windows 8 / Windows 7.

1. Go to AdoptOpenJDK Download page.https://adoptopenjdk.net/installation.html#installers


2. Click on the AdoptOpenJDK installer packages based on your Operating system.


• Windows MSI installer packages
• macOS PKG installer packages
• Linux RPM and DEB installer packages


3. Download the ZIP windows distributions


4. Extract the downloaded zip file to your convenient directory.
5. Example on windows: C:Avitools



6. Now copy the AdoptOpenJDK bin path C:AvitoolsOpenJDK8U-jdk_x86-32_windows_hotspot_8u242b08.zipbin and set the AdoptOpenJDK bin path in the environment path


7. On windows follow the below steps to set the openjdk 8 classpath

Copy the extracted openjdk 8's bin path
C:AvitoolsOpenJDK8U-jdk_x86-32_windows_hotspot_8u242b08.zipbin
Go System Properties and then to Edit the system environmental variables and Click on Environment Variables.

Edit the path variable

Add path variable if its not already added and click OK to finish

Go to command prompt and type java -version

Congratulations !!! Now you have installed OpenJDK 8 Successfully.



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