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No operating system
digital computers had no operating systems. -
First Operating System
Programmer Robert L. Patrick of General Motors Research and Owen Mock
Brand General Motors GM-NAA I/O
Price €34 -
IBM System/360 Operating System
Programmer IBM
Brand IBM
Price -
Apple DOS
Programmer Steve Wozniak, Randy Wigginton
Brand Apple
Price $729 -
UNIX/32V
Programmer Bell Laboratories
Brand UNIX
Price free -
Xenix
Version 7 Unix
Programmer licensed by Microsoft from AT&T
Brand Unix
Price free -
Mac OS
Programmer Apple Inc Steve Jobs
Brand Apple
Price $79.89 -
Microsoft Windows 1.0
Programmer Microsoft Corporation
Brand Microsoft
Price $100 -
Linux kernel
Programmer Linus Torvalds
Brand Linux
Price free -
SkyOS
Programmer Robert Szeleney and volunteers.
Brand Sky
Price free
Latest unstable release Beta / August 3, 2008; 4 years ago
