Zutrix - Intelligent rank tracking built for everyone
Xenu's Link Sleuth - Xenus Link Sleuth checks Web sites for broken links.
SiteAnalyzer - SiteAnalyzer it's a desktop Crawler, designed to SEO audit and analyze website content to identify technical and SEO-optimization errors. After scanning your website, SiteAnalyzer will display all the technical and SEO errors and help to fix them!
LinkChecker - LinkChecker is a free, GPL licensed website validator.
Advanced Web Ranking - Advanced Web Ranking (AWR) is a robust rank tracker, specially designed for large amounts of keywords, which makes it the ideal solution for agencies and medium-to-large in-house teams.
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.