TinkerTool - Tinker with the hidden settings of your Mac
Onyx by Titanium - This website provides operating system utilities for macOS
Dockey - Make your macOS Dock faster
R-Wipe&Clean - R-Wipe&Clean is a complete R-Tools answer for wipe futile records and keep up your PC protection.
MacPilot - Unlock over 1200 features in Mac OS X and optimize your system!
CleanMyMac X - Clean, protect and speed up your Mac