Gliffy – Online Diagram Software and Flowchart Software
http://www.gliffy.com/

With Gliffy online diagram software, you can easily create professional-quality flowcharts, diagrams, floor plans, technical drawings, and more. Our online diagram editor makes it easier than ever to create great looking drawings. This has been added to the tools section of Research Resources Subject Tracer™ Information Blog. This will be added to Entrepreneurial Resources Subject Tracer™.