The automatic creation of block diagrams such as flow charts or mindmaps without the need to explicitly draw shapes and connect them was requested repeatedly. As known from competitive tools, users want to just enter text, and expect the program to do the rest.
bug 37932 Smart art support
bug 72771 Automation feature to automate the flowcharting process saving time and increasing productivity
bug 92902 Auto-Layout for flowcharts and automatic flowcharts
bug 99674 Add IDEF diagram shapes to gallery
Moving tickets into bug 106547