Breadcrumb allows navigation of the page hierarchy relative to the current page. It is commonly added to a page template, in the header or footer.
AEM Component Category: Templating
Language Navigation provides a language/country navigation for a site, so that visitors can navigate to the same page in a different locale.
Navigation allows an author to build a site navigation. Navigation structures can be built from live copies of a blueprint, language copies of a language master or from a simple page tree.