Dr. Link Check - Broken link checker with malware and parked domain detection
DaisyDisk - DaisyDisk is a disk analyzer tool for OS X that visualizes hard disk usage and allows to free up hard disk space.
Check a Site - Scan websites for over 700 quality problems
CleanMyMac X - Clean, protect and speed up your Mac
Karate - Web-services testing made simple 🥋
MacFly Pro - Smart assistant for better Mac performance