What is the best online application (Java or Javascript) or basic application (Win) to visualizing website relationship in graphic?

Application should draw lines between website pages starting from given address.


If you mean visitors flow report (aka. page transitions report):

Google Analytics (closed-source + free) (more info):

enter image description here

Piwik (open-source + free):

enter image description here

You might also be interested in looking for Sankey diagrams, e.g. using D3.js (open-source + free): http://bost.ocks.org/mike/sankey/

enter image description here

Not the answer you're looking for? Browse other questions tagged or ask your own question.