Originally from @Diazo, original thread here: https://forum.kerbalspaceprogram.com/index.php?/topic/67235-122dec1016-action-groups-extended-250-action-groups-in-flight-editing-now-kosremotetech/ As usual, if @Diazo comes back, I will very gladly pass this back to him.  Until then, I'll keep it updated. This mod now depends on and requires the ToolbarController mod, available here This mod now depends on and requires the ClickThroughBlocker mod, available here:  This mod now