XPather - XPath Generator and Editor...generates XPaths while browsing or inspecting HTML/XML/*ML documents; evaluates your XPaths and inspects the results; extracts the content. New version 1.4.5 avaiable on Feb 17th 2010. Firefox 3.6 compatible. The XPather is a simple Firefox extension that integrates both with the browser and its DOMInspector. Thus, is't very lightweight and cross-platform. It is valuable mainly as a web/XML-app
Hawk's W3 Laboratory : XML : DOMとXPathの連携
XML Path Language 1.0 (XPath 日本語訳)
