There are 2 repositories under macos-framework topic.
The most comprehensive collection of accurate astronomical algorithms in (C++, Objective-C and) Swift.
:fire: Awesome list of macOS libraries
libShout compiled as framework for iOS and macOS to be linked in applications and broadcast on Icecast servers. Contains xiph.org open source and libLame for mp3 encoding.
Framework offering easy to use privacy enhancing technologies (PETs) for iOS and macOS applications
A framework for downloading normal or big files for IOS, macOS