| SparkyLinux | — | — | GNU General Public License |
| Symbian | Symbian Foundation, Nokia, Symbian Software | — | proprietary license |
| Tizen | Intel, Linux Foundation, Samsung Group, Tizen Association | — | Apache Software License 2.0, Flora License |
| Tomato | — | — | GNU General Public License |
| Ubuntu | Canonical Ltd. | 2004 | — |
| Ubuntu Touch | UBports | 2013 | GNU General Public License |
| Vitalinux | — | — | — |
| Void Linux | — | 2008 | BSD licenses, free software, ISC license |
| Volumio (music player) | — | — | open-source software, GNU General Public License |
| Wear OS | Google | 2014 | Apache License |
| WebOS | LG Electronics | — | GNU General Public License, Apache License |
| Windows 10 | Microsoft | 2015 | shareware, Microsoft Software Assurance, Azure Dev Tools for Teaching |
| Windows 11 | Microsoft | 2021 | end-user license agreement |
| Windows 12 | Microsoft | — | Microsoft end-user license agreement |
| Windows 8 | Microsoft | 2012 | end-user license agreement |
| Windows 8.1 | Microsoft | — | end-user license agreement |
| Windows Embedded Compact | Microsoft | — | end-user license agreement |
| Windows NT | Microsoft | 1993 | — |
| Windows Phone 7 | Microsoft | 2010 | — |
| Windows Phone 8 | Microsoft | 2012 | — |
| Windows Phone 8.1 | Microsoft | 2014 | end-user license agreement |
| Windows RT | Microsoft | — | — |
| Windows 10 Mobile | Microsoft | 2015 | — |
| Xiaomi HyperOS | Xiaomi | 2023 | — |
| Xubuntu | Canonical Ltd., Ubuntu Foundation | 2006 | — |
| YunoHost | — | — | GNU Affero General Public License, version 3.0 |
| Zephyr | Wind River Systems, Linux Foundation | — | Apache Software License 2.0 |