1)   LanFlow Net Diagrammer 5.04 LanFlow is a drawing tool for laying out, designing, and documenting a network, LAN, internet, or other communications system. 2)   Cutting 3 1.23 Cutting 3 is a professional software package for getting perfect optimal layouts with minimal waste. Rectangular and AutoCAD parts can be used to cut. The program helps significally reduce the amount of offcuts and increase your profit.