https://johnhaney.com/apple-betas/ Release and beta builds of Apple's platforms and developer tools, from John Haney. en-us Tue, 13 Oct 2026 00:00:00 +0000 https://johnhaney.com/apple-betas/#macos apple-betas:macos:beta:27.2 beta 4:26B5112a Tue, 13 Oct 2026 00:00:00 +0000 <p><strong>Beta</strong> · Oct 13, 2026</p><ul><li><a href="https://developer.apple.com/download/os/">Download</a></li><li><a href="https://developer.apple.com/go/?id=macos-27_2-rn">Release notes</a></li></ul> https://johnhaney.com/apple-betas/#macos apple-betas:macos:release:27.0.1:26A434 Mon, 28 Sep 2026 00:00:00 +0000 <p><strong>Release</strong> · Sep 28, 2026</p><ul><li><a href="https://developer.apple.com/download/os/">Download</a></li><li><a href="https://developer.apple.com/go/?id=macos-27-rn">27 release notes</a></li></ul>