1)   ConceptDraw V: upgrade 7.4
ConceptDraw 7 is a powerful diagramming and drawing tool that enables you effectively visualize and communicate information and processes.
UML diagram, Business drawing, network diagram, ERD, technical diagram, flow charts, landscape design, garden design, data flow, DFD,

 2)   Ez-Architect 1.2
Home design software for PCs with XP or Vista and dual-boot macs with XP or Vista installed; makes floor plans a real snap--very easy to use.
home design, floorplan, floor plan, Vista, XP, Ez-Architect, computer aided design, house design, home architect, architecture design,

 3)   ConceptDraw V 7.6
ConceptDraw 7 is a powerful diagramming and drawing tool that enables you effectively visualize and communicate information and processes.
UML diagram, Business drawing, network diagram, ERD, technical diagram, landscape design, landscape architecture, garden design, flow charts, data flow,