CLI for bluetooth on OSX: power, discoverable state, list, etc.
blueutil is a command-line utility for managing Bluetooth on macOS. It provides control over Bluetooth connections, device pairing, and power state from the terminal.
Polyglot is a command-line tool written in Obj-C/Cocoa for use on Mac OS X. It is designed to smooth the process of localizing Cocoa applications to other languages, by providing checks and optimizations that it can apply to other Cocoa applications.