...http://www.ucancode.net
It has almost all the features of the latest edition of Microsoft Visio. It supports SVG Importing and Exporting. DXF Importing and Exporting, XML Loading and Sving, ArcGis Shape Loading And Sving. The VBScript & JavaScript is used for action controlling of any shapes on the canvas. E-XD++ Vector Graphics Solution is similar to latest edition of ConcetpDraw or SmartDraw, it has many hundreds features on vector graphics drawing, editing, printing. It has more than 30 kind of link line styles, and has full features on drawing and editing any kind of network diagram, with automatic graph layout.