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Operating systems by Apple

Apple II, III, Lisa

Classic Mac OS	System 1 Systems 2, 3, and 4 System 5 System 6 System 7 Mac OS 8 Mac OS 9
macOS	History NeXTSTEP OpenStep Rhapsody Public Beta Core Darwin XNU Desktop Mac OS X 10.0 (Cheetah) 10.1 (Puma) 10.2 (Jaguar) 10.3 (Panther) 10.4 (Tiger) 10.5 (Leopard) 10.6 (Snow Leopard) 10.7 (Lion) 10.8 (Mountain Lion) 10.9 (Mavericks) 10.10 (Yosemite) 10.11 (El Capitan) 10.12 (Sierra) 10.13 (High Sierra) 10.14 (Mojave) 10.15 (Catalina) 11 (Big Sur) 12 (Monterey) 13 (Ventura) 14 (Sonoma) 15 (Sequoia) Server Mac OS X Server 1.0
Other projects	Shipped A/ROSE A/UX AIX for Apple Network Servers MAE MkLinux PowerOpen Environment Cancelled Star Trek Taligent Copland Nukernel Vanguard

iPod, iPhone, iPad

iPod software
iOS
- iPhone OS 1
- iPhone OS 2
- iPhone OS 3
- iOS 4
- iOS 5
- iOS 6
- iOS 7
- iOS 8
- iOS 9
- iOS 10
- iOS 11
- iOS 12
- iOS 13
- iOS 14
- iOS 15
- iOS 16
- iOS 17
- iOS 18
iPadOS
- iPadOS 13
- iPadOS 14
- iPadOS 15
- iPadOS 16
- iPadOS 17
- iPadOS 18

Other devices

List •

Wikimedia Commons has media related to Apple Inc. operating systems.