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This is the RSS Reader HTML5 for Firefox project ("ulmbestbook")
This project is hosted by SourceForge.net. The project team describes it as:
RSS Reader is now a genuine aggregator of feeds and podcast for Firefox. You can enter the url of the RSS feeds to which you want to stay updated and save the same url in the application. You can revisit the feeds whenever you want using the input select statement that contains the list of all the url you entered in the first instance in the input located at the top. Finally, save your favorite feeds in html or pdf format to your computer. Release 2.2 - I added the Text to Speech function For manual installation of firefox extensions follow this tutorial http://www.accessfirefox.org/Install_Addon_Manually.php
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