To build a website flowchart, you can try Site Visualizer .
Launch the application, create a new project, enter the website URL and click the "Start" button. After the site is crawled, go to the "Visual Sitemap" tab and click the "Draw" button. The corresponding visual structure of the website will be created:
Click on a page to select all its outgoing links. Click the "Save" button to save the chart in the image file.
Further information is available here .
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