Darwin/macOS emulation layer for Linux
KeyCastr, an open-source keystroke visualizer
The GNUstep is a library of general-purpose Objective C objects
NeXTSTEP-like desktop environment for Linux
MacOS desktop automation with Lua
A Matcher Framework for Swift and Objective-C
LNPopupController is a framework for presenting view controllers
FlexLib is an Objective-C layout framework for iOS
TeX previewer for Mac OS X
SOGo is a very fast and scalable modern collaboration suite
CLI for bluetooth on OSX: power, discoverable state, list, etc.
C/C++/ObjC language server supporting cross references & hierarchies
Realm is a mobile database: a replacement for Core Data & SQLite
Training neural networks on Apple Neural Engine via APIs
Running a big model on a small laptop
The waterfall layout for UICollectionView
The Apple SDK for Parse Platform (iOS, macOS, watchOS, tvOS)
Hamcrest for Objective-C: Powerful, combinable, extensible matchers
AWS SDK for iOS
iOS port from libphonenumber (Google's phone number handling library)
Execute Objective-C code as script. AST Interpreter
Official iOS (Objective-C) Tracking Library for Mixpanel Analytics
Mock objects for Objective-C
A powerhouse of audio functionality for macOS, iOS, and tvOS
Easily convert your SVG files into CGPaths, CAShapeLayers, etc.