Template:All user pages/doc

Usage
In this template's page (template namespace) the template looks broken, to watch it properly just transclude it in your userpage with some ISO 639 language code parameter (see below) like this:  

ISO 639 language codes
The ISO 639 codes are the international standards that represents certain language with two, three or more letters. For example: for English is en, for Spanish is es, for Chinese is zh, and so on.