A JDK must be installed on your machine in order to use isCOBOL IDE. For best results and performance, install the latest JDK version available for your platform. isCOBOL IDE is certified to work correctly with both Oracle JDK and OpenJDK from version 11 to version 17.

A self-extracting setup is provided for the Windows platform.

On Unix/Linux platforms Java may be already installed. If it’s not the case, you can install it using the appropriate system commands (e.g. yum, or apt-get).