Category:Object-oriented operating systems

B

• BeOS (2 C, 11 P, 1 F)

H

• Haiku (operating system) (4 P)

M

• MacOS (9 C, 87 P, 1 F)

• Object-oriented operating system

*

• Object storage
• Object-oriented user interface

B

• BeOS

C

• Cairo (operating system)
• Copland (operating system)

G

• Genera (software)

H

• Haiku (operating system)
• Hydra (operating system)

I

• IBM i

J

• JavaOS

M

• MacOS
• Magic Cap
• Microsoft Bob

N

• NeXTSTEP

O

• Oberon (operating system)

P

• Phantom OS

S

• Spring (operating system)

T

• Taligent