for over 10 years.) Hobby AROS – AROS Research Operating System (formerly known as Amiga Research Operating System) AtheOS – branched to become Syllable Desktop Syllable Desktop – a modern, independently originated OS; see AtheOS BareMetal DSPnano RTOS EmuTOS EROS – Extremely Reliable Operating System HelenOS – based on a preemptible microkernel design LSE/OS MenuetOS – extremely compact OS with GUI, written entirely in FASM assembly language KolibriOS – a fork of MenuetOS MMURTL (Message based MUltitasking Real-Time kerneL, pronounced 'Myrtle') SerenityOS SerpaeOS ToaruOS PonyOS Embedded Mobile operating systems DIP DOS on Atari Portfolio Embedded Linux (see also Linux for mobile devices) Android CalyxOS DivestOS EMUI Flyme OS GrapheneOS LineageOS MIUI Replicant See also List of custom Android distributions Firefox OS KaiOS Ångström distribution Familiar Linux Mæmo based on Debian deployed on Nokia's Nokia 770, N800 and N810 Internet Tablets. OpenZaurus webOS from Palm, Inc., later Hewlett-Packard via acquisition, and most recently at LG Electronics through acquisition from Hewlett-Packard Access Linux Platform bada Openmoko Linux OPhone MeeGo (from merger of Maemo & Moblin) Mobilinux MotoMagx Qt Extended Sailfish OS Tizen (earlier called LiMo Platform) Ubuntu Touch PostmarketOS Inferno (distributed OS originally from Bell Labs) Magic Cap MS-DOS on Poqet PC, HP 95LX, HP 100LX, HP 200LX, HP 1000CX, HP OmniGo 700LX NetBSD Newton OS on Apple MessagePad Palm OS from Palm, Inc; now spun off as PalmSource PEN/GEOS on HP OmniGo 100 and 120 PenPoint OS Plan 9 from Bell Labs PVOS Symbian OS EPOC Windows CE, from Microsoft Pocket PC from Microsoft, a variant of Windows CE Windows Mobile from Microsoft, a variant of Windows CE Windows Phone from Microsoft DSPnano RTOS iOS watchOS tvOS iPod software iPodLinux iriver clix OS RockBox BlackBerry OS PEN/GEOS, GEOS-SC, GEOS-SE Palm OS Symbian platform (successor to Symbian OS) BlackBerry 10 HarmonyOS Routers CatOS – by Cisco Systems Cisco IOS – originally Internetwork Operating System by Cisco Systems DNOS – by DriveNets Inferno – distributed OS originally from Bell Labs IOS-XR – by Cisco Systems JunOS – by Juniper Networks LCOS – by LANCOM Systems Linux OpenWrt DD-WRT LEDE Gargoyle LibreCMC Zeroshell FTOS – by Force10 Networks FreeBSD m0n0wall OPNsense pfsense List of wireless router firmware projects Other embedded Apache Mynewt ChibiOS/RT Contiki ERIKA Enterprise eCos NetBSD Nucleus RTOS NuttX Minix NCOS freeRTOS, openRTOS, safeRTOS Fuchsia OpenEmbedded (or Yocto Project) OpenHarmony pSOS (Portable Software On Silicon) QNX – Unix-like real-time operating system, aimed