GroIMP is a java-based application that supports Windows, Mac and Linux, installation files can be found here.

Before installing GroIMP please make sure that you have Java 21 or higher installed on your computer. If not you can find the oracle version here. It is possible to have several java version on your device, please make shure that GroIMP uses the right one.

Additional information can be found in the user guide: Installing GroIMP