OS 10

Operating systems OS 10 or operating system 10 or variation, may refer to:

Apple

 * Mac OS X, the Apple Macintosh operating system succeeding Classic Mac OS
 * Mac OS X 10.0, the initial release of Mac OS X in 2001, succeeding Mac OS System 9
 * OS X Yosemite (OS X 10.10), the 11th major version of Mac OS X in 2014
 * iOS 10, the 10th major version of iPod and iPhone OS in 2016
 * tvOS 10, the 7th major version of the AppleTV OS in 2016, tvOS being a variant of iOS

Other uses

 * Version 10 Unix, released in 1989, the last version of the original Unix of Bell Labs
 * Android 10, Google Android OS 10 released in 2019
 * BlackBerry 10 (BBX, BB10), BlackBerry OS 10.0 based on QNX succeeding the preceding BlackBerry OS 7.1
 * SmartFabric OS10, the networking hardware management OS by Dell EMC
 * TOPS-10, the Digital Equipment Corporation operating system
 * Windows 10, the Microsoft Windows major release (v 10.0) succeeding Windows 8 (v 6.4)
 * Windows 10 Mobile, the Microsoft Windows OS (v 10.0) for mobile devices succeeding Windows Phone 8.1