[LeoNatan25]

Full Carbon was there until the 64bit transition officially, but much of it remained and still remains until now. For example, Apple only started using AppKit to draw menus in Sonoma; it was Carbon until now.

[ChrisMarshallNY]

I think it’s cool that a lot of NextStep stuff is still there (all those “NSXXX” calls).

[saagarjha]

Wait until you see the NX* APIs ;)

[nxobject]

Quick! The one comment where my username is relevant! Must... reply... before.. opportunity... passes...

[ChrisMarshallNY]

I have not encountered them. Are they public?

[saagarjha]

Some are, though heavily deprecated: https://developer.apple.com/documentation/objectivec/nxhasht...