PowerMapper - Create visual HTML site maps and XML sitemaps for search engines of any web site quickly and easily.
DYNO Mapper - Create Sitemaps with the DYNO Mapper Visual Sitemap Generator.
phpSitemapNG - phpSitemapNG is a free Google Sitemaps generator written in PHP, but also generates RSS-based...
A1 Sitemap Generator - A1 Sitemap Generator has been in active development and sold since 2005.
Octopus.do - Build your website structure in real-time and rapidly share it to collaborate with your team or clients. Start prototyping websites or apps instantly.
XML-Sitemaps.com - Free Online Google Sitemap Generator.