function getUrls() {
        // Refresh the list
        uibInstances = uibuilder.editorUibInstances
        // Rebuild the drop-down
        Object.keys(uibuilder.sortInstances(uibInstances)).forEach( (key, i, arr) => {
            $('#node-input-url').append($('<option>', {
                value: uibInstances[key],
                text: uibInstances[key],
                'data-id': key,
            }))
        })
    } // ---- end of getUrls ---- //
Get all of the currently deployed uibuilder URL's
NOTE that the uibuilder.urlsByNodeId cannot be used as that includes disabled nodes/flows