1)   SiteScan XP - Web Spider & Link Checker 1.1
All-in-one Website Scanner, Link Checker, Response Timer, Browser & Editor. Scan entire websites for broken links, server errors and measure page response times. Analyze individual pages - highlight links in the browser or source code, edit and save.

 2)   Inspyder InSite 1.4.1
Check your website for spelling mistakes and broken links. Just enter your URL and go!

 3)   Link Utility 3.0
Link Utility is a handy tool for checking links on Web sites and sustaining their efficiency. The program combines powerful features and an easy-to-use interface and is robust enough to deal with corporate Web sites containing up to one million links