Feedjack is a feed aggregator writen in Python using the Django web development framework. Like the Planet feed aggregator: * It downloads feeds and aggregate their contents in a single site * The new aggregated site has a feed of its own (atom and rss) * It uses Mark Pilgrim’s excelent FeedParser * The subscribers list can be exported as OPML and FOAF But FeedJack also has some advantages: * It handles historical data, you can read old posts * It parses a lot more info, including post categories * It generates pages with posts of a certain category * It generates pages with posts from a certain subscriber * It generates pages with posts of a certain category from a certain subcriber * A cloud tag/folksonomy (hype 2.0 compliant) for every page and every subscriber * It uses Django templates * The administration is done via web (using Django's kickass autogenerated and magical admin site), and can handle multiple planets * Extensive use of django’s internal cache engine. Most of the time you will have no database hits when serving pages. Web site is