Microsoft Windows codename

C23342
concept

A Microsoft Windows codename is an internal, often thematic or project-based name used by Microsoft to identify and refer to a specific Windows version or development cycle before its official release name is finalized.

Observed surface forms (2)

Surface form Occurrences
Microsoft Windows project 1
Windows 10 development codename 1

Instances (4)

Instance Via concept surface
Millennium
Blackcomb
Neptune (cancelled consumer NT project)
surface form: Neptune
Microsoft Windows project
Redstone 1 Windows 10 development codename