A1 Sitemap Generator - A1 Sitemap Generator has been in active development and sold since 2005.
Microlink - Extract structured data from any website
PowerMapper - Create visual HTML site maps and XML sitemaps for search engines of any web site quickly and easily.
CRX Extractor - Get any Chrome Extension source code. Learn and hack!
DYNO Mapper - Create Sitemaps with the DYNO Mapper Visual Sitemap Generator.
bloop - Code-search engine for developers