Flickr Graph is an application that explores the social relationships inside flickr.com. It makes use of the classic attraction-repulsion algorithm for graphs.

“It’s pretty easy to make an XML Sitemap of your blog for easy parsing by Google or other search engines.”

“The Atom format and protocol builds on earlier efforts to establish an open, extensible, interoperable, and clearly specified framework for Web-logging applications.”

XML processing in Common Lisp

Universal Feed Aggregator in Python

Show RSS (or Atom!) on any Web page with no coding or software installation needed

“I am not aware that anything here is controversial. This tutorial is based on months-old information from the Atom project wiki, specifically Links Log and Link Tag Meaning.”