XHTML Friends Network (XFN) is an
HTML
The HyperText Markup Language or HTML is the standard markup language for documents designed to be displayed in a web browser. It can be assisted by technologies such as Cascading Style Sheets (CSS) and scripting languages such as JavaScri ...
microformat
Microformats (μF) are a set of defined HTML classes created to serve as consistent and descriptive metadata about an element, designating it as representing a certain type of data (such as contact information, geographic coordinates, events ...
developed by
Global Multimedia Protocols Group The Global Multimedia Protocols Group (GMPG) was founded in March 2003 by Tantek Çelik, Eric A. Meyer, and Matt Mullenweg. The group has developed methods to represent human relationships using XHTML called XHTML Friends Network (XFN) and XHTML ...
that provides a simple way to represent human relationships using links. XFN enables web authors to indicate relationships to the people in their
blogroll
This is a list of blogging terms.
Blogging, like any hobby, has developed something of a specialized vocabulary. The following is an attempt to explain a few of the more common phrases and words, including etymologies when not obvious.
Blog-r ...
s by adding one or more keywords as the
''rel'' attribute to their links.
XFN was the first
microformat
Microformats (μF) are a set of defined HTML classes created to serve as consistent and descriptive metadata about an element, designating it as representing a certain type of data (such as contact information, geographic coordinates, events ...
, introduced in December 2003.
Example
A friend of Jimmy Example could indicate that relationship by publishing a link on their site like this:
:
Jimmy Example
Multiple values may be used, so if that friend has met Jimmy:
:
Jimmy Example
See also
*
FOAF
FOAF (an acronym of friend of a friend) is a machine-readable ontology describing persons, their activities and their relations to other people and objects. Anyone can use FOAF to describe themselves. FOAF allows groups of people to describe soc ...
*
hCard
hCard is a microformat for publishing the contact details (which might be no more than the name) of people, companies, organizations, and places, in HTML, Atom, RSS, or arbitrary XML. The hCard microformat does this using a 1:1 representation o ...
References
External links
XFN at the Global Multimedia Protocols GroupXFN creatorPage to generate XFN hyperlinks
Microformats 'wiki'
{{markup-languages-stub
Microformats
Social networking services
XML-based standards
Semantic HTML