Download and install the Java Development Kit (JDK)
A JDK must be installed on your machine in order to use isCOBOL IDE and isCOBOL SDK. 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.
The development with isCOBOL Mobile requires a JDK version 8.
The isCOBOL IDE requires a JDK version 11 or 17.
If you plan to develop using the isCOBOL IDE (recommended), install both a JDK version 8 and a JDK version 11 or 17.
If you plan to develop using isCOBOL SDK on the command line, you can install just a JDK version 8.
A self-extracting setup is provided for the Windows platform.