Planet is a feed aggregator that runs on a web server.

In online media a planet is a feed aggregator application designed to collect posts from the weblogs of members of an internet community and display them on a single page.

[citation needed] Planet was written in Python and maintained by Jeff Waugh and Scott James Remnant.

[4] Planet uses Mark Pilgrim's Universal Feed Parser to process feeds in RDF, RSS and Atom format, and Tomas Styblo's htmltmpl templating engine to output static files in any format.

Released under the Python License, Planet is free software.