SiteCheckerTool.com - Website Analytics & Tools
Dead Link Checker - Check for broken links on any website
A1 Website Analyzer - Analyze websites and save data into XML, CSV etc. Extract data about internal linking and importance calculations, file sizes, download times, HTML validation errors etc. across entire websites.
BrokenLinkCheck - Free Broken Link Checker / Online Dead Link Checking Tool - find bad hyperlinks
SiteAuditTool.com - Generate Website Audit Reports
LinkChecker - LinkChecker is a free, GPL licensed website validator.