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WWDC Notes

WWDCNotes

Session notes shared by the community, for the community.

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WWDC26

9 notes

Xcode 27 · iOS / iPadOS / macOS / tvOS / visionOS 27

Core AI on-device models, coding agents in Xcode 27, the Evaluations framework, Music Understanding, and Reality Composer Pro 3 spatial workflows.

Core AIEvaluationsMusic Understanding
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WWDC25

32 notes

Xcode 26 · Swift 6.2 · iOS / iPadOS / macOS / tvOS / visionOS 26

Foundation Models on-device, Liquid Glass across platforms, AlarmKit, App Intents everywhere, and a redesigned Icon Composer.

Foundation ModelsAlarmKitPermissionKit
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WWDC24

53 notes

Xcode 16 · Swift 6 · iOS 18 · macOS 15 Sequoia · visionOS 2

Swift 6 data-race safety, Apple Intelligence, Swift Testing, TabletopKit, and a more expressive SwiftUI.

Swift TestingFinanceKitTabletopKit
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WWDC23

121 notes

Xcode 15 · Swift 5.9 · iOS 17 · macOS 14 Sonoma · visionOS 1

visionOS arrives, SwiftData replaces Core Data ergonomics, Observation, and macros land in Swift.

SwiftDataObservationStoreKit views
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WWDC22

66 notes

Xcode 14 · Swift 5.7 · iOS 16 · macOS 13 Ventura

Lock Screen widgets, WeatherKit, Swift Regex, and the Swift Charts framework debut.

WeatherKitScreenCaptureKitSwift Regex
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WWDC21

90 notes

Xcode 13 · Swift 5.5 · iOS 15 · macOS 12 Monterey

Swift concurrency: async/await, actors, structured tasks. Plus DocC, MusicKit, and SharePlay.

MusicKitDocCStoreKit 2
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WWDC20

130 notes

Xcode 12 · Swift 5.3 · iOS 14 · macOS 11 Big Sur

Home Screen widgets, App Clips, the Big Sur redesign, and Apple silicon Macs.

WidgetKitStoreKit TestingApp Clips
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WWDC19

114 notes

Xcode 11 · Swift 5.1 · iOS 13 · macOS 10.15 Catalina

SwiftUI is announced, Combine, Dark Mode on iOS, Sign in with Apple, and Catalyst.

CombineCore HapticsCreate ML
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WWDC18

33 notes

Xcode 10 · Swift 4.2 · iOS 12 · macOS 10.14 Mojave

Dark Mode on the Mac, Siri Shortcuts, Create ML, and big performance wins.

Create MLSiri ShortcutsNetwork.framework
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WWDC17

10 notes

Xcode 9 · Swift 4.0 · iOS 11 · macOS 10.13 High Sierra

ARKit, Core ML, drag & drop on iPad, and the Files app.

Core MLARKitCore NFC
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WWDC16

9 notes

Xcode 8 · Swift 3.0 · iOS 10 · macOS 10.12 Sierra

Swift 3 lands, SiriKit opens to apps, iMessage apps, and the Sierra rename.

SiriKitSpeechUser Notifications
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WWDC15

11 notes

Xcode 7 · Swift 2.0 · iOS 9 · OS X 10.11 El Capitan

Swift goes open source, watchOS native apps, App Thinning, and Split View on iPad.

watchOS 2App Search3D Touch
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WWDC14

14 notes

Xcode 6 · Swift 1.0 · iOS 8 · OS X 10.10 Yosemite

Swift is introduced to the world, alongside HealthKit, HomeKit, and Metal.

SwiftHealthKitHomeKitMetal
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WWDC13

7 notes

Xcode 5 · iOS 7 · OS X 10.9 Mavericks

The iOS 7 flat redesign, Sprite Kit, and the first free OS X release.

Sprite KitMultipeer Connectivity
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WWDC12

5 notes

Xcode 4 · iOS 6 · OS X 10.8 Mountain Lion

Passbook, Auto Layout, and the integration of Maps and Facebook.

PassbookAuto LayoutSocial.framework
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WWDC11

3 notes

iOS 5 · OS X 10.7 Lion

iCloud, Storyboards, Automatic Reference Counting, and the Notification Center.

iCloudStoryboardsARC
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WWDC10

2 notes

iOS 4

Multitasking arrives on iPhone, Game Center, and the Retina display.

MultitaskingGame Center
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