Tools for Creating Charts and Diagrams. Free Software XML/SWF Charts is a simple, yet powerful tool to create attractive web charts and graphs from dynamic XML data. Create an XML source to describe a chart, then pass it to this tool’s flash file to generate the chart. The XML source can be prepared manually, or generated dynamically using any scripting language (PHP, ASP, CFML, Perl, etc.) XML/SWF Charts makes the best of both the XML and SWF worlds.
yEd is a very powerful graph editor that is written entirely in the Java programming language. Graphviz is a way of representing structural information as diagrams of abstract graphs and networks. Kivio is an easy to use diagramming and flowcharting application with tight integration to the other KOffice applications. Unified Modeling Language (UML) is a general-purpose modeling language that includes a graphical notation used to create an abstract model of a system, referred to as a UML model. DIA is a gtk+ based diagram creation program released under the GPL license. Fast Analytics and Rapid-fire Business Intelligence from Tableau Software. Tableau Desktop. Free Data Visualization Software. Business Intelligence Analytics Software & Data Visualization | TIBCO Spotfire.