rsstool is a tool to read, parse, merge, and write RSS (and Atom)
feeds. It has some other functions built-in like text, HTML, or
property file output, or templates with custom tags to insert RSS
feeds into pages that could be uploaded to a server that supports
only static HTML.

WWW: http://rsstool.y7.ath.cx/
Author: Dirk <noisyb at users.berlios.de>