MySitemapGenerator is a set of web apps to helps you with SEO, digital marketing, online sales, and web publishing.
XML-Sitemaps.com - Free Online Google Sitemap Generator.
FiveFilters Feed Creator - Create feed from elements (e.g. links) extracted from a given web page
A1 Sitemap Generator - A1 Sitemap Generator has been in active development and sold since 2005.
RSS.app - Monitor the web the way YOU want to.
DYNO Mapper - Create Sitemaps with the DYNO Mapper Visual Sitemap Generator.
FetchRSS - Generate RSS out of any website.