UML did fail as a modeling tool - it was just too complex. However, flowcharts have succeeded on many platforms in many domains. (Gaming engines like Godot Vis

UML did fail as a modeling tool - it was just too complex. However, flowcharts have succeeded on many platforms in many domains. (Gaming engines like Godot Visual Script and Unreal Engine Blueprints, BPM tools, Enterprise Integration tools, many hardware design tools) The best environments combine visual and code based elements so you don't get "stuck" when something is missing in the low code areas.