MetaMotion / MetaWear Swift SDK for iOS/macOS/tvOS
MQTT for iOS and macOS written with Swift
Stellar SDK for iOS & macOS - Swift, Stellar, Horizon, Soneso
macOS & iOS Catalyst MovieDB app built with Xcode 11
Matomo iOS, tvOS and macOS SDK: a Matomo tracker written in Swift
A syntax highlighting source editor for iOS and macOS using UITextView and NSTextView.
Awesome list of open source applications for macOS. https://t.me/opensourcemacosapps