ReadBeam lets you beam your daily reading material to your Kindle, iPad or other reading devices. Subscribe to e.g. The Economist, New York Times, The Guardian or any of your favorite blogs out there. Get your news delivered to you automatically every morning. You'll find hundreds of pre-made recipes - or you can roll your own - to manage the download and conversion automatically.
This Ruby on Rails app is a web-frontend to subscriptions managed by calibre.
ReadBeam, at it's core, uses calibre to convert online content into mobi or epub files suitable for your ebook-reader. Citing from http://calibre-ebook.com/:
"calibre is a free and open source e-book library management application developed by users of e-books for users of e-books."
Calibre is copyright Kovid Goyal.
Just copy and past one of these recipes or write your own and - please - publish it for others to use. The recipes collected here are the work of many people. Please check the recipe file for the respective author and license.
Please hack away on ReadBeam. It is open-sourced under the MIT-license.