USB Raptor - Lock and unlock your computer using USB flash drives as keys.
TinkerTool - Tinker with the hidden settings of your Mac
Near Lock - A new way to lock your Mac. Just walk away.
Onyx by Titanium - This website provides operating system utilities for macOS
VSUsbLogon - Free software for Windows, Encryption Software for Windows, Video Downloaders, Login to Windows via USB device, Logon Screen Customization
Cocktail - General purpose system modify/repair utility