Unfortunately, there is a lot of miss information out there about Modern concurrency and me personally had experience with a book I bought and read, released there is a lot of misinformation in it.
So with that in mind what is the best and most legit sources from the below list:
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Personally, I prefer the Swift Evolution proposals , Swift docs , Apple docs over any book, articles, videos, etc.
Edit: The LLVM YouTube channel does have some very insightful videos as well, e.g,
Asynchronous Functions in Swift by John McCall, Arnold Schwaighofer
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bonkey
(Daniel Bauke)
December 3, 2025, 7:05am
3
I would add this to the list, especially to understand all the concepts
Swift has many tools for concurrency, including threads, operation queues, dispatch queues, Combine and now first class tools built directly into the language. We start from the beginning to understand what the past tools excelled at and where they...
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I created a small repository that aims to gather all official Swift concurrency resources. I may have missed some, so feel free to submit a PR.
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Jacob
(Jacob Bartlett)
March 31, 2026, 10:04am
6
I could tell you my favourite, but I'm very biased.
2 Likes