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Xcode Download Navigator

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Xcode 1.0 vs Xcode 1.1

Compare critical compatibility fields before upgrading.

FieldXcode 1.0Xcode 1.1Diff
Release typestablestablesame
Edition--same
Release date2003-09-282003-12-19different
Minimum macOS10.310.3same
Swiftunknownunknownsame
iOS SDKunknownunknownsame
Build7B857K224different
Recommendation: keep production teams on stable releases unless you need to validate new SDK capabilities.