It's free and open supply software program. When is it smart to use autonomous rather of free? FromScratch - Little application that you can use as a brief observe taking or todo application. PSIBar - Quickly hacked up PSI macOS standing bar application. DevDocs for macOS - An unofficial DevDocs API documentation viewer. Simple Spotify lyrics viewer menu bar application for macOS in Swift. Jupyter Notebook Viewer - Notebook viewer for macOS.