Adobe Acrobat Reader (1994) 16 Document Windows OS2

Acrobat Reader is the free software from Adobe used to read, view, and print documents created by the commercial Adobe Acrobat product. Its primary strength is that documents appear and print identically across differing systems.

• 3.x

Virtual PC (1996) 17 Virtualization Windows OS2 MacOS

Virtual PC started off originally as an x86 emulator for PowerPC Macintosh to run MS-DOS and Microsoft Windows. Connectix, the company that made it, was purchased by Microsoft. Virtual PC was then retooled into a virtualization tool for x86 systems. Microsoft discontinued Virtual PC in favor of a server-oriented virtualization product called Hyper-V.

• 4.x