FineTune: A Free, Open-Source SoundSource Alternative for Per-App Volume on macOS
macOS still gives you one volume slider. FineTune gives you one per app by muting each app at the source and replaying it through its own pipeline.
Swift
Tinycast: The Open-Source Raycast Alternative That Runs Raycast Extensions Natively
A native macOS launcher with a 100 MB memory budget, and a React reconciler that turns Raycast extensions into SwiftUI rows without shipping Node.