Oracle JDK is fully developed by Oracle Corporation whereas the OpenJDK is developed by Oracle, OpenJDK, and the Java Community. Also, Oracle has more Garbage Collection options and better renderers, etc.Ħ. Oracle product has Flight Recorder, Java Mission Control, and Application Class-Data Sharing features, while OpenJDK has the Font Renderer feature. Oracle JDK was licensed under Oracle Binary Code License Agreement, whereas OpenJDK has the GNU General Public License (GNU GPL) version 2 with a linking exception.ĥ. On the other hand, OpenJDK supports the changes to a release only until the next version is released.Ĥ. Oracle provides long term support for its releases. Oracle will deliver releases every three years, while OpenJDK will be released every six months.ģ. OpenJDK is completely open source while Oracle JDK requires a commercial license.Ģ. Here you can see a few of them listed under the section “OpenJDK builds”, Among those AdoptOpenJDK becoming more popular among the Java community.ġ. Alright I hope you have already used or been using Java on your machine, if yes you are probably aware that we have two main flavors of JDK in the market if you don’t know here are the main two:Īpart from the above main two, there are other different flavors which maintain by different companies and open-source communities.

Mac multiple java versions