Improved performance in the following categories, Serialization/Deserialization, Insert/Delete node operation, Rendering, Undo/Redo operations, Cut/Copy/Paste operations.

Improved Line routing mechanism to ensure effective line routing across all the nodes and links.

Ability to rotate shapes using PinPoint.

Various ports properties like ConnectionPoint types, Connection Limit, Offset X/Offset Y, Position, Visual Type have been provided to create connection from/to the nodes, restrict the number of connections created from/to the node, specify location of the port on a node, set the position of the port on a node, set the visual type of the port such as circle port, square port and etc., respectively.

Added various shading style properties.

Added new Bezier Tool that allows users to draw a Bezier curve.

Added Head Decorator and TailDecorator features, which can be used to draw various decorator shapes like Custom, Open45Arrow, Filled45Arrow, Diamond, FilledDiamond, Circle, Filled Circle, Open60Arrow, Filled60Arrow, Open Fancy Arrow, FilledFancyArrow, Square, FilledSquare, DiamentionLine, Cross45, Cross90, Double Cross, Reverse Arrow, Cross Reverse Arrow, Circle Cross, CircleReverseArrow, DoubleArrow, and ReverseDoubleArrow.

Added ability to move Links after they are connected with nodes, just as in Microsoft Visio.

Nodes can be added both on the negative and positive side of the diagram bounds.

A new 'Document Explorer' window has been implemented for this version of the diagram control. It appears as a default Windows Explorer window, and it will display the collection of nodes and layers presented in the diagram. Node elements can be added from the “Nodes” tree node, and the list of layers can be added from the “Layers” node. A symbol can be selected by clicking on the nodes elements in the Document Explorer window.

Various Edit Style Properties like AllowChangeHeight/AllowChangeWidth, AllowMoveX/AllowMoveY, Aspect Ratio, FlipX/Flip Y, have been added giving the user a wider selection of options to choose like change the height/width of the selected node or prevent them from changing the height/width, support for moving a diagram in a specified direction, change the node's width and height in the same proportion, flip a diagram horizontally and vertically respectively.

Fill Style Properties like Path brush style has been implemented for PathGradient fill style type to apply various gradient fill type for daigram nodes. The diagram control provide support for applying the fill styles on the text node's text also.

Added new Diagram layout types like Symmetric Layout, Table Tree layout for laying out nodes to symmetric style, table style respectively.

BackgroundStyles, FillStyles, ShadowStyles, FontColorStyles, Layouts can be easily done through the new dialogs like BackgroundStyle Dialog editor, FillStyleDialog editor, ShadowStyleDialog editor, Collection Editor, FontColorStye Dialog editor, Layout Dialog Editor etc in this version.