The site provides a link to an OPML list. OPML (Outline Processor Markup Language) is an XML format for outlines. Originally developed by Radio UserLand as a native file format for an outliner application, it has since been adopted for other uses, the most common being to exchange lists of web feeds between web feed aggregators.
This chart represents Outline Processor Markup Language web usage trends over a historical time period on a large selection of website homepages queried by BuiltWith. See the FAQ for more information.
We know of 334 sites using Outline Processor Markup Language, download website list.
The usage trends within the top million sites are updated once per week with the last update occurring on 18 May 2012.
For more information about Outline Processor Markup Language visit http://en.wikipedia.org/wiki/OPML.
Outline Processor Markup Language is most likely to be found in use on Software, Business or Social type websites.
Outline Processor Markup Language Top Ten Website Industry Distribution in the Top 100,000 Sites
The chart shows the typical type of websites Outline Processor Markup Language can be found on by distribution. We know of 6
categories that Outline Processor Markup Language websites can be found on.