Dr. Link Check - Broken link checker with malware and parked domain detection
Integrity - Feature comparison of link checkers for Mac: Integrity, Integrity Plus and Scrutiny
Check a Site - Scan websites for over 700 quality problems
Xenu's Link Sleuth - Xenus Link Sleuth checks Web sites for broken links.
Karate - Web-services testing made simple 🥋
Screaming Frog SEO Spider - The Screaming Frog SEO Spider is a small desktop program (PC or Mac) which crawls websites’ links...