MAC OS VERSION LIST WITH FOUNDER

Classic Mac OS

Macintosh System Software (0 - 0.5)

• System 0.85 (128k)
• System 1.0 (128k / 512k) (also numbered System 0.97)
• System 1.1 (128k / 512k)

System File 2

• System 2.0 (128k / 512k)

System Software with HD20 Support

• System 2.1 (128k / 512k with HD20)

Macintosh System Software 0.7

System File 3

• System 3.0 (128k / 512k / 512ke / Plus)

System Software 1

System File 3

• System 3.1 (128k / 512k / 512ke / Plus)
• System 3.2 (128k / 512k / 512ke / Plus)
• System 3.3 (128k / 512k / 512ke / Plus)
• System 3.4 (128k / 512k / 512ke / Plus)

System Software 2

System File 4

• System 4.0 (512k+)
• System 4.1 (Plus+)

System Software 5

System File 4

• System 4.2 (Plus+)
• System 4.3 (Plus+)

System Software 6

• System 6.0.0 (68k)
• System 6.0.1 (68k)
• System 6.0.2 (68k)
• System 6.0.3 (68k)
• System 6.0.4 (68k) "Antares"
• System 6.0.5 (68k) "Big Deal"
• System 6.0.6 "SixPack" -- never released due to AppleTalk bug
• System 6.0.7 (68k)
• System 6.0.8 (68k) "Terminator"
• System 6.0.8L -- never officially released from Apple

System Software 7 "Blue"

AKA "Big Bang," "M80," "Pleiades"

"System" designation

Regular Systems

• System 7.0 (68k) "Furnishings 2000"
• System 7.0.1 (68k) "Road Warrior," "Beta Cheese"
• System 7.1 (68k) "Cube-E", "I Tripoli"
• System 7.1.1 (68k) (aka System 7 Pro) "Jirocho"
• System 7.1.2 (PPC)
• System 7.1.2P (68040)
• System 7.5 (68k / PPC) "Mozart," "Capone"

Performa Systems

• System 7.0.1P (68k)
• System 7.1P (68k)
• System 7.1P1 (68k)
• System 7.1P2 (68k)
• System 7.1P3 (68k)
• System 7.1P4 (68k)
• System 7.1P5 (68k)
• System 7.1P6 (68k)
• System 7.5 (68k / PPC) "Mozart," "Capone"

"Mac OS" designation

• Mac OS 7.5.1 (24/32-bit 68k / PPC)
• Mac OS 7.5.2 (24/32-bit 68k / PPC) "Marconi"
• Mac OS 7.5.3 (24/32-bit 68k / PPC) "Unity"
• Mac OS 7.5.3L (Specific 68k hardware)
• Mac OS 7.5.3 Revision 2 (24/32-bit 68k / PPC) "Son of Buster"
• Mac OS 7.5.3 Revision 2.1 (24/32-bit 68k / PPC)
• Mac OS 7.5.3 Revision 2.2 (24/32-bit 68k / PPC)
• Mac OS 7.5.4 -- never offically released from Apple
• Mac OS 7.5.5 (24/32-bit 68k / PPC)
• Mac OS 7.6 (32-bit 68k / PPC) "Harmony"
• Mac OS 7.6.1 (32-bit 68k / PPC) "Ides of Buster"

Mac OS 8 "Tempo"

• Mac OS 8.0 (32-bit 68k / PPC)
• Mac OS 8.1 (32-bit 68k / PPC) "Bride of Buster"
• Mac OS 8.5 (PPC) "Allegro"
• Mac OS 8.5.1 (PPC)
• Mac OS 8.6 (PPC) "Veronica"

Mac OS 9 "Sonata"

• Mac OS 9.0.0 (PPC All)
• Mac OS 9.0.2 (PPC All)
• Mac OS 9.0.3 (PPC All)
• Mac OS 9.0.4 (PPC All)
• Mac OS 9.1 (PPC with MMU)
• Mac OS 9.2.0 (PPC G3+)
• Mac OS 9.2.1 (PPC G3+)
• Mac OS 9.2.2 (PPC G3+)

External Links

• Wikipedia: History of Mac OS: System 1-4

Mac OS X

Mac OS X Server

OS X Server 10.7 and later are software add-ons to the base OS, and do not get their own releases

Mac OS X Developer Preview

• Mac OS X DP 1
• Mac OS X DP 2 "Titan"
• Mac OS X DP 3
• Mac OS X DP 4

Mac OS X Public Beta "Kodiak"

OS X Public Beta runs on stock PowerMac G3 and G4 computers with 128MB RAM and their internal clock set to between September 13, 2000 and May 15, 2001.

Mac OS X 10.0 "Cheetah"

• Mac OS X 10.0.0 (PPC G3+)
• Mac OS X 10.0.1 (PPC G3+)
• Mac OS X 10.0.2 (PPC G3+)
• Mac OS X 10.0.3 (PPC G3+)
• Mac OS X 10.0.4 (PPC G3+)

Mac OS X 10.1 "Puma"

• Mac OS X 10.1.0 (PPC G3+)
• Mac OS X 10.1.1 (PPC G3+)
• Mac OS X 10.1.2 (PPC G3+)
• Mac OS X 10.1.3 (PPC G3+)
• Mac OS X 10.1.4 (PPC G3+)
• Mac OS X 10.1.5 (PPC G3+)

Mac OS X 10.2 "Jaguar"

• Mac OS X 10.2.0 (PPC G3+)
• Mac OS X 10.2.1 (PPC G3+)
• Mac OS X 10.2.2 (PPC G3+)
• Mac OS X 10.2.3 (PPC G3+)
• Mac OS X 10.2.4 (PPC G3+)
• Mac OS X 10.2.5 (PPC G3+)
• Mac OS X 10.2.6 (PPC G3+)
• Mac OS X 10.2.7 (PPC G3+)
• Mac OS X 10.2.8 (PPC G3+)

Mac OS X 10.3 "Panther"

• Mac OS X 10.3.0 (PPC New World)
• Mac OS X 10.3.1 (PPC New World)
• Mac OS X 10.3.2 (PPC New World)
• Mac OS X 10.3.3 (PPC New World)
• Mac OS X 10.3.4 (PPC New World)
• Mac OS X 10.3.5 (PPC New World)
• Mac OS X 10.3.6 (PPC New World)
• Mac OS X 10.3.7 (PPC New World)
• Mac OS X 10.3.8 (PPC New World)
• Mac OS X 10.3.9 (PPC New World)

Mac OS X 10.4 "Tiger"

• Mac OS X 10.4.0 (PPC)
• Mac OS X 10.4.1 (PPC)
• Mac OS X 10.4.2 (PPC)
• Mac OS X 10.4.3 (PPC)
• Mac OS X 10.4.4 (PPC/Intel)
• Mac OS X 10.4.5 (PPC/Intel)
• Mac OS X 10.4.6 (PPC/Intel)
• Mac OS X 10.4.7 (PPC/Intel)
• Mac OS X 10.4.8 (PPC/Intel)
• Mac OS X 10.4.9 (PPC/Intel)
• Mac OS X 10.4.10 (PPC/Intel)
• Mac OS X 10.4.11 (PPC/Intel)

Mac OS X 10.5 "Leopard"

• Mac OS X 10.5.0 (PPCG4+/Intel)
• Mac OS X 10.5.1 (PPCG4+/Intel)
• Mac OS X 10.5.2 (PPCG4+/Intel)
• Mac OS X 10.5.3 (PPCG4+/Intel)
• Mac OS X 10.5.4 (PPCG4+/Intel)
• Mac OS X 10.5.5 (PPCG4+/Intel)
• Mac OS X 10.5.6 (PPCG4+/Intel)
• Mac OS X 10.5.7 (PPCG4+/Intel)
• Mac OS X 10.5.8 (PPCG4+/Intel)

Mac OS X 10.6 "Snow Leopard"

• Mac OS X 10.6.0 (Intel + Rosetta)
• Mac OS X 10.6.1 (Intel + Rosetta)
• Mac OS X 10.6.2 (Intel + Rosetta)
• Mac OS X 10.6.3 (Intel + Rosetta)
• Mac OS X 10.6.4 (Intel + Rosetta)
• Mac OS X 10.6.5 (Intel + Rosetta)
• Mac OS X 10.6.6 (Intel + Rosetta)
• Mac OS X 10.6.7 (Intel + Rosetta)
• Mac OS X 10.6.8 (Intel + Rosetta)

After Mac OS X 10.6, all OS installs are provided via download.

Mac OS X 10.7 "Lion"

• Mac OS X 10.7.0 (Intel)
• Mac OS X 10.7.1 (Intel)
• Mac OS X 10.7.2 (Intel)
• Mac OS X 10.7.3 (Intel)
• Mac OS X 10.7.4 (Intel)
• Mac OS X 10.7.5 (Intel)

Mac OS X 10.8 "Mountain Lion"

• Mac OS X 10.8.0
• Mac OS X 10.8.1
• Mac OS X 10.8.2
• Mac OS X 10.8.3
• Mac OS X 10.8.4
• Mac OS X 10.8.5

OS X 10.9 "Mavericks"

• OS X 10.9.0
• OS X 10.9.1
• OS X 10.9.2
• OS X 10.9.3
• OS X 10.9.4
• OS X 10.9.5

OS X 10.10 "Yosemite"

• OS X 10.10.0 public beta
• OS X 10.10.0
• OS X 10.10.1
• OS X 10.10.2
• OS X 10.10.3
• OS X 10.10.4
• OS X 10.10.5

Current Version:

OS X 10.11 "El Capitan"

• OS X 10.11.0 public beta
• OS X 10.11.0
• OS X 10.11.1
• OS X 10.11.2
• OS X 10.11.3
• OS X 10.11.4

macOS 10.12 "Sierra"

• macOS Sierra preview
• macOS 10.12.0