Influence Diagram

E-XD++ Diagrammer Professional
Free - ucancode software

E-XD++ MFC Library Professional Edition is a MFC/C++ framework for developing Microsoft Visio like interactive 2D graphics and diagramming applications. E-XD++ stores graphical objects in a node (scene) graph and renders those objects onto the screen. E-XD++ product supports both vector and raster graphics on the drawing surface.with E-XD++ Enterprise you can easily build Visio 2003 like applications within minutes!

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DiagTransfer
Free - Alain Blaisot

DiagTransfer is a chess position editor (fen/EPD) with special features. Copy diagrams from another program or a web page using a semi-transparent window to overlay the diagram and "trace" the pieces. Change pieces with drag 'n drop and print very high quality diagrams.

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XD++ Diagrammer Professional Edition
Free - ucancode software

XD++ MFC Library Professional Edition is an MFC extension library that allows you to create the most advanced user interface in the world. It combines easy of use and very powerful feature set implemented by highly customizable collection of MFC extension classes,The library core is built on our proprietary technology that enables us to implement such complicated and not-found-anywhere features like fully advanced User Interface and WYSIWYG mode

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UCCDraw Flow/Diagramming Component
Free - ucancode software

UCCDraw Flow Component is an ActiveX control that allows creation and editing of Visio-style charts from within your application. Allows you to create flow charts, vector drawings, raster images and more with the ability to include hyperlinks and various shading and coloring effects. You can group objects together, include images and text, link them together and apply custom drawing effects to create charts similar to Microsoft Visio, Adobe...

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