TinkerTool - Tinker with the hidden settings of your Mac
Dockey - Make your macOS Dock faster
Onyx by Titanium - This website provides operating system utilities for macOS
Cocktail - General purpose system modify/repair utility
Dr Hidden - Dr Hidden is a Mac utility tool that helps to optimize and change some of those annoying hidden OS X settings. Get this Mac OS tool for hidden unlock functionality!
CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.