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news.ycombinator.com | 2021-04-21
IANAL, but as far as I can tell, the part about Apple is nonsense.
CoreFoundation is open source: https://github.com/opensource-apple/CF
libdispatch is open source: https://apple.github.io/swift-corelibs-libdispatch/post/libd...
ASL is open source: https://opensource.apple.com/source/syslog/syslog-349.1.1/li...
The objective C runtime is open source: https://github.com/opensource-apple/objc4/blob/master/APPLE_...
icu, pthread, zlib, and libxml did not even originate at Apple.
opensource-apple/objc4 is an open source project licensed under GNU General Public License v3.0 or later which is an OSI approved license.