I bet you are talking about in this article . The tag h5simply points to the constituent components that wrap some HTML5 elements. Component components are just Facelet files that can be declared and used as one JSF component on other pages. Moreover, the full source code is published publicly in the "JSF 2 HTML5 Canvas Component" chapter of the article. You just need to copy it to your project in order to run it. This is not some kind of component library, for example RichFaces / PrimeFaces or something that you need to download, install and configure first.
JSF , XHTML HTML5. , XML ( ). HTML5 / JSF. - .
- , , Java EE 6.
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