LinkAlarm
LinkAlarm is an online tool for checking links on web sites. It is a commercial service, but it can scan up to 100 pages for free during a 14-days trial period.
Qualidator
Qualidator is a program for analyzing web sites. It has been created in order to simplify work of software developers and test engineers.
SortSite
SortSite is a commercial tool for web site testing elaborated by Electrum. It is available as a desktop program for Windows and Mac operating systems and as a web service.
A1 Website Analyzer
A1 Website Analyzer is an application for verifying content of web sites and performing SEO analysis. The application is commercial, but one can utilize its free trial version for 30 days.
Xenu’s Link Sleuth
Xenu’s Link Sleuth is a free software product created by Tilman Hausherr for fast and easy search for broken links on web sites.