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CloudKit built inas of Xcode 26.6 · `17F113`

Ships with the OS — nothing to add to your Package.swift.

What it serves, where

Capability	iOS	macOS	watchOS	tvOS	visionOS	Linux	Catalyst
Cloud sync	✓ serves it · confidence 0.90 · as of Xcode 26.6 `CKSyncEngine` Apple SDK symbol graph · Xcode 26.6 View in Apple Docs → `CKDatabase` Apple SDK symbol graph · Xcode 26.6 View in Apple Docs →	✓ serves it · confidence 0.90 · as of Xcode 26.6 `CKSyncEngine` Apple SDK symbol graph · Xcode 26.6 View in Apple Docs → `CKDatabase` Apple SDK symbol graph · Xcode 26.6 View in Apple Docs →	✓ serves it · confidence 0.90 · as of Xcode 26.6 `CKSyncEngine` Apple SDK symbol graph · Xcode 26.6 View in Apple Docs → `CKDatabase` Apple SDK symbol graph · Xcode 26.6 View in Apple Docs →	✓ serves it · confidence 0.90 · as of Xcode 26.6 `CKSyncEngine` Apple SDK symbol graph · Xcode 26.6 View in Apple Docs → `CKDatabase` Apple SDK symbol graph · Xcode 26.6 View in Apple Docs →	✓ serves it · confidence 0.90 · as of Xcode 26.6 `CKSyncEngine` Apple SDK symbol graph · Xcode 26.6 View in Apple Docs → `CKDatabase` Apple SDK symbol graph · Xcode 26.6 View in Apple Docs →	✕ not served here · confidence 0.90 · as of Xcode 26.6 `CKSyncEngine` Apple SDK symbol graph · Xcode 26.6 View in Apple Docs →	✓ serves it · confidence 0.90 · as of Xcode 26.6 `CKSyncEngine` Apple SDK symbol graph · Xcode 26.6 View in Apple Docs → `CKDatabase` Apple SDK symbol graph · Xcode 26.6 View in Apple Docs →

✓ serves it · ◐ with conditions · ✕ not served (proven) · ? not verified yet — hover any verdict for the receipt, click to pin it

Cloud sync: CloudKit record sync; CKSyncEngine is the modern sync channel.

Maintainer of CloudKit? These are yours — verified claims, linked to the receipts. Wrong verdict? That's a fix we want; see contribute.