A gui for osxiec https://github.com/Okerew/osxiec
It requires java
When executed a command make sure to close the process.

Git clone the gui

git clone https://github.com/Okerew/osxiec_gui.git

Go to the directory

cd osxiec_gui

Build the class

javac OsxiecApp.java

Build the jar

jar -cvfe osxiec.jar OsxiecApp OsxiecApp.class

Copy jar into app bundle, remove the previous one

cp osxiec.jar osxiec.app/Contents/Resources

If using the one from release, delete the previous one

Copy the osxiec icon into Contents/Resources

Finally, copy the run_app_bundle.sh into the bundle as osxiec_gui

cp run_app_bundle.sh osxiec.app/Contents/MacOS/osxiec_gui