The 1.6 version of yFiles Flex is provided as a free download on our website. Our antivirus scan shows that this download is clean. This tool was originally designed by yWorks GmbH. The most popular version of the software is 1.6. The program lies within Photo & Graphics Tools, more precisely 3D Design.
From the developer:
yFiles FLEX makes it easy to integrate sophisticated graph visualization and editing functionality into a rich Internet application based on Adobe® Flex® or AIR™. The framework provides a full-featured Flex UI component for viewing and editing diagrams along with a comprehensive graph drawing and editing class library.
You may want to check out more software, such as yFiles.NET Complete Evaluation, yFiles for Silverlight Complete Evaluation or Immidio Flex+ SyncTool, which might be similar to yFiles Flex.