XFN™ (XHTML Friends Network) is a simple way to represent human relationships using hyperlinks. In recent years, blogs and blogrolls have become the fastest growing area of the Web. XFN enables web authors to indicate their relationship(s) to the people in their blogrolls simply by adding a 'rel' attribute to their tags, e.g.:
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To find out how to write and use XFN, or to write a program to generate or spider it, read the following sections:
Introduction and Examples
Introduction to XFN, examples, styling suggestions, and future potential.
Getting Started
Join the XHTML Friends Network in just four easy steps!
Profile
Version 1.1 of the XFN meta data profile: the list of the values used in XFN with their significance. See the XMDP home page for more information on XHTML Meta Data Profiles.
Background
The thinking that went into the design of XFN, why particular values were chosen, and why other values were left out.
FAQ
Frequently asked questions about XFN.
XFN Tools
A collection of tools, templates, editors, communities, and other resources that let you edit XFN information. Includes the XFN Creator, among many others.
XFN and ...
How to use XFN with numerous social network services and other technologies.
What's out there?
Pointers to pages and sites which use XFN, tools, ...
How can I help?
If you would like to support XFN...
Press
Articles about or that reference XFN...
Thanks
Thanks to all those who have helped XFN with their feedback, constructive criticisms, suggestions, and inspirational uses.
Feedback
Let us know what you think about XFN.