https://opensource.apple.com/releases/
| Year | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 |
|---|---|---|---|---|---|---|---|
| macOS | 10.11 | 10.12 | 10.13 | 10.14 | 10.15 | 11 | 12 |
| iOS | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
| Xcode | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| Libc | 1081.1.3 | 1158.50.2 | 1244.50.9 | 1272.250.1 | 1353.100.2 | 1439.141.1 | 1507.100.9 |
| libpthread | 138.10.4 | 218.60.3 | 301.50.1 | 330.250.2 | 416.100.3 | 454.120.2 | 486.100.11 |
| xnu | 3248.60.10 | 3789.70.16 | 4570.71.2 | 4903.270.47 | 6153.141.1 | 7195.141.2 | 8020.140.41 |