--- /dev/null
+---
+title: Widgets
+---
+
+# The widgets
+
+The widgets are described by the W3C's technical recommendations
+[Packaged Web Apps (Widgets)](http://www.w3.org/TR/widgets) and [XML Digital Signatures for Widgets](http://www.w3.org/TR/widgets-digsig)
+
+In summary, **widgets are ZIP files that can be signed and
+whose content is described by the file <config.xml>**.
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