Nimetön NetBSD-variantti Airport Extremeä ja Time Capsulea varten
Domain/OS : Yksi ensimmäisistä verkkopohjaisista järjestelmistä. Apollo/Domain-laitteistolla. Myöhemmin Hewlett-Packardin ostama.
Atari DOS (8-bittisille tietokoneille)
Atari TOS
Atari MultiTOS
XTS-400
BeOS
BeIA
BeOS r5.1d0
magnussoft ZETA (perustuu BeOS r5.1d0:n lähdekoodiin, kehittänyt yellowTAB)
Unix ("Kenin uusi järjestelmä" tekijänsä Ken Thompsonin mukaan, virallisesti Unics sitten Unix, Bell Labsissa 1969 käyttöjärjestelmä joka toimi prototyyppinä Unix-pohjaisille käyttöjärjestelmille)
UNIX Time-Sharing System v1
UNIX Time-Sharing System v2
UNIX Time-Sharing System v3
UNIX Time-Sharing System v4
UNIX Time-Sharing System v5
UNIX Time-Sharing System v6
MINI-UNIX
PWB/UNIX
USG
CB Unix
UNIX Time-Sharing System v7 (Juuri Version 7 Unixiin (ja osin myös sen alaversioista) pohjautuvat kaikki nykyiset Unixiin pohjautuvat sekä Unixin kaltaiset käyttöjärjestelmät.)
Unix System III
Unix System IV
Unix System V
Unix System V -versiot 2.0, 3.0, 3.2, 4.0 ja 4.2
UNIX Time-Sharing System v8
UNIX TIme-Sharing System v9
UNIX Time-Sharing System v10
Unixiin liittymättömät:
BESYS
Plan 9 from Bell Labs
General Comprehensive Operating System (GCOS)
Burroughs MCP
Chippewa Operating System (COS)
MACE (Mansfield and Cahlander Executive)
Kronos (Kronographic OS)
NOS (Network Operating System)
NOS/BE NOS Batch Environment
NOS/VE NOS Virtual Environment
SCOPE (Supervisory Control Of Program Execution)
SIPROS (Simultaneous Processing Operating System)
EP/IX (Enhanced Performance Unix)
Convergent Technologies Operating System (Unisys osti myöhemmin)
AOS 16-bittisille Data General Eclipse -tietokoneille ja AOS/VS 32-bittisille (MV-sarjan) Eclipseille, MP/AOS microNOVA-pohjaisille tietokoneille
DG/UX
RDOS Real-time Disk Operating System, muunnoksia: RTOS ja DOS (ei sukua PC DOS:lle, MS-DOS:lle jne.)
CTOS Z80-pohjaisille, Cassette Tape Operating System aikaisille työpöytäjärjestelmille. Pystyy peräti 8 samanaikaiseen käyttäjään. DataPoint DOS:n korvaama.
DOS Intel 808x/80x86-pohjainen, Disk Operating System työpöytäjärjestelmille. Pystyy peräti 32 käyttäjään solmua kohden. Tuki usein tarkoitusta varten rakennettua hienostunutta solmuverkostoa. DOS-nimeä käytettiin näiden järjestelmien kirjautumisruuduissa ennen kuin IBM, Microsoft ja muut tekivät nimestä kuuluisan.
Deos aika- ja avaruusosioitu RTOS, DO-178B, Level A -sertifikoitu vuodesta 1998
HeartOS POSIX-pohjainen kova reaaliaikainen käyttöjärjestelmä
CP/M
CP/M CP/M Intel 8080/8085:lle ja Zilog Z80:lle
Personal CP/M, CP/M:n muunnos
CP/M Plus BDOS 3.0:n kanssa
CP/M-68K CP/M Motorola 68000:lle
CP/M-8000 CP/M Zilog Z8000:lle
CP/M-86 CP/M Intel 8088/8086:lle
CP/M-86 Plus
Personal CP/M-86
MP/M monta käyttäjää tukeva CP/M-80-muunnos
MP/M II
MP/M-86 monta käyttäjää tukeva CP/M-86-muunnos
MP/M 8-16, kaksoissuoritinmuunnos MP/M:stä 8086- ja 8080-suorittimille.
Concurrent CP/M, CP/M-80:n ja MP/M-80:n seuraaja
Concurrent CP/M-86, CP/M-86:n ja MP/M-86:n seuraaja
Concurrent CP/M 8-16, kaksoissuoritinmuunnos Concurrent CP/M:stä 8086- ja 8080-suorittimille.
Concurrent CP/M-68K, muunnos 68000-suorittimelle
DOS
Concurrent DOS, Concurrent CP/M-86:n seuraaja. mukana PC-MODE
Concurrent PC DOS, Concurrent DOS -muunnos IBM PC -yhteensopiville tietokoneille
Concurrent DOS 8-16, kaksoissuoritinmuunnos Concurrent DOS:sta 8086- ja 8080-suorittimille
Concurrent DOS 286
Concurrent DOS XM, Concurrent DOS:n muunnos reaalitilalle EEMS-tuella
Concurrent DOS 386
Concurrent DOS 386/MGE, Concurrent DOS 386:n muunnos edistyneillä graafisten päätteiden toiminnoilla
Concurrent DOS 68K, Concurrent DOS:n käännös Motorola 68000 -suorittimelle, DOS-lähdekoodi käännettävissä
FlexOS 1.0 – 2.34, Concurrent DOS 286:een pohjautuva
Digital UNIX (OSF/1:een pohjautuva, myöhemmin HP:n Tru64 UNIX)
Ultrix
VMS (aluksi DEC:n ja HP:n, nyt VMS Software Inc.) VAX-minitietokonesarjalle, Alpha:lle ja Itanium i2 and i4:lle; myöhemmin nimeltään OpenVMS)
WAITS (PDP-6:lle ja PDP-10:lle)
OSE Mukautuva, pienen jalanjäljen korkean suorituskyvyn reaaliaikainen käyttöjärjestelmä ohjaussuorittimille
Towns OS
Real-Time Multiprogramming Operating System
Google Chrome OS on suunniteltu yksinomaan verkkosovelluksille. Siitä ilmoitettiin ekan kerran 7. heinäkuuta 2009, on nyt julkisesti saatavilla ja julkaistiin kesällä 2011. Chrome OS:n lähdekoodi julkaistiin 19. marraskuuta 2009, Chromium OS:n tapaan BSD-lisenssillä.
Chromium OS on avoimen lähdekoodin kehitysversio Chrome OS:stä. Molemmat pohjautuvat Linux-ytimeen.
Android on käyttöjärjestelmä mobiililaitteille. Se koostuu Android Runtime:stä (käyttäjäpuoli) ja Linuxista (ydin), jota on muokattu lisäämällä ajureita mobiililaitteistolle sekä poistamalla käyttämättömiä Linux-ajureita.
INTEGRITY Reliable Operating system
INTEGRITY-178B DO-178B-sertifikoitu versio INTEGRITY:stä.
µ-velOSity Kevyt mikroydin.
HDOS; pyöri H8- ja Heath/Zenith Z-89 -sarjan laitteilla
HT-11 (mukautettu versio RT-11:stä) pyöri Heathkit H11 -laitteilla
HP Multi-Programming Executive (MPE, MPE/XL ja MPE/iX) pyörivät HP 3000- ja HP e3000 -minitietokoneilla
HP-UX; pyörii HP9000- ja Itanium-palvelimilla – pienistä tietokoneista suurtietokoneisiin
iRMX; real-time operating system originally created to support the Intel 8080 and 8086 processor families in embedded applications.
ISIS, ISIS-II; "Intel Systems Implementation Supervisor" was an environment for development of software within the Intel microprocessor family in the early 1980s on their Intellec Microcomputer Development System and clones. ISIS-II worked with 8 inch floppy disks and had an editor, cross-assemblers, a linker, an object locator, debugger, compilers for PL/M, a BASIC interpreter, etc. and allowed file management through a console.
BESYS (for the IBM 7090)
CTSS (The Compatible Time-Sharing System, developed at MIT's Computation Center for use on a modified IBM 7094)
GM OS & GM-NAA I/O (for the IBM 704)
IBSYS (tape based operating system for IBM 7090 and IBM 7094)
IJMON (A bootable serial I/O monitor for loading programs for IBM 1400 and IBM 1800)
SOS (SHARE Operating System, for the IBM 704 and 709)
UMES (University of Michigan Executive System, for the IBM 704, 709, and 7090)
OS/360 and successors on IBM S/360, S/370, and successor mainframes
OS/360 (first official OS targeted for the System/360 architecture), Saw customer installations of the following variations:
PCP (Primary Control Program, a kernel and a ground breaking automatic space allocating file system)
MFT (original Multi-programming with a Fixed number of Tasks, replaced by MFT II)
MFT II (Multi-Programming with a Fixed number of Tasks, had up to 15 fixed size application partitions, plus partitions for system tasks, initially defined at boot time but redefinable by operator command)
MVT (Multi-Programming Variable Tasks, had up to 15 application regions defined dynamically, plus additional regions for system tasks)
OS/VS (port of OS/360 targeted for the System/370 virtual memory architecture, "OS/370" is not correct name for OS/VS1 and OS/VS2, but rather refers to OS/VS2 MVS and MVS/SP Version 1), Customer installations in the following variations:
SVS (Single Virtual Storage, both VS1 & VS2 began as SVS systems)
OS/VS1 (Operating System/Virtual Storage 1, Virtual-memory version of MFT II)
OS/VS2 (Operating System/Virtual Storage 2, Virtual-memory version of OS/MVT but without multiprocessing support)
OS/VS2 R2 (called Multiple Virtual Storage, MVS, eliminated most need for VS1)
MVS/ESA (MVS supported Enterprise System Architecture, horizontal addressing extensions: data only address spaces called Dataspaces; a Unix environment was available starting with MVS/ESA V4R3)
OS/390 (Upgrade from MVS, with an additional Unix environment)
DOS/360 and successors on IBM S/360, S/370, and successor mainframes
BOS/360 (early interim version of DOS/360, briefly available at a few Alpha & Beta System/360 sites)
TOS/360 (similar to BOS above and more fleeting, able to boot and run from 2x00 series tape drives)
DOS/360 (Disk Operating System (DOS), multi-programming system with up to 3 partitions, first commonly available OS for System/360)
DOS/360/RJE (DOS/360 with a control program extension that provided for the monitoring of remote job entry hardware (card reader & printer) connected by dedicated phone lines)
DOS/VS (First DOS offered on System/370 systems, provided virtual storage)
DOS/VSE (also known as VSE, upgrade of DOS/VS, up to 14 fixed size processing partitions )
VSE/SP (program product replacing DOS/VSE and VSE/AF)
VSE/ESA (DOS/VSE extended virtual memory support to 32-bit addresses (Extended System Architecture)).
z/VSE (latest version of the four decades old DOS lineage, supports 64-bit addresses, multiprocessing, multiprogramming, SNA, TCP/IP, and some virtual machine features in support of Linux workloads)
CP/CMS (Control Program/Cambridge Monitor System) and successors on IBM S/360, S/370, and successor mainframes
CP-40/CMS (for System/360 Model 40)
CP-67/CMS (for System/360 Model 67)
VM/370 (Virtual Machine / Conversational Monitor System, virtual memory operating system for System/370)
VM/XA (VM/eXtended Architecture for System/370 with extended virtual memory)
VM/ESA (Virtual Machine / Extended System Architecture, added 31-bit addressing to VM series)
z/VM (z/Architecture version of the VM OS with 64-bit addressing)
TPF Line (Transaction Processing Facility) on IBM S/360, S/370, and successor mainframes (largely used by airlines)
ACP (Airline Control Program)
TPF (Transaction Processing Facility)
z/TPF (z/Architecture extension)
Unix-like on IBM S/360, S/370, and successor mainframes
AIX/370 (IBM's Advanced Interactive eXecutive, a System V Unix version)
AIX/ESA (IBM's Advanced Interactive eXecutive, a System V Unix version)
OpenSolaris for IBM System z
UTS (developed by Amdahl)
z/Linux
Others on IBM S/360, S/370, and successor mainframes:
BOS/360 (Basic Operating System)
MTS (Michigan Terminal System, developed by a group of universities in the US, Canada, and the UK for the IBM System/360 Model 67, System/370 series, and compatible mainframes)
RTOS/360 (IBM's Real Time Operating System, ran on 5 NASA custom System/360-75s)
TOS/360 (Tape Operating System)
TSS/360 (IBM's Time Sharing System)
MUSIC/SP (developed by McGill University for IBM System/370)
ORVYL and WYLBUR (developed by Stanford University for IBM System/360)
PC DOS, IBM DOS
PC DOS 1.x, 2.x, 3.x (developed jointly with Microsoft)
IBM DOS 4.x, 5.0 (developed jointly with Microsoft)
PC DOS 6.1, 6.3, 7, 2000, 7.10
Katso myös: MS-DOS ja Windows
OS/2
OS/2 1.x (developed jointly with Microsoft)
OS/2 2.x
OS/2 Warp 3
OS/2 Warp 4
eComStation (Warp 4.5/Workspace on Demand, rebundled by Serenity Systems International)
IBM 4680 OS version 1 to 4, a POS operating system based on Digital Research's Concurrent DOS 286 and FlexOS 286 1.xx
IBM 4690 OS version 1 to 6.3, a successor to 4680 OS based on Novell's FlexOS 286/FlexOS 386 2.3x
Toshiba 4690 OS version 6.4, a successor to 4690 OS 6.3
MicroC/OS-III (pieni ennakoiva tärkeysjärjestyspohjainen moniajoydin, tehtävien ja tärkeystasojen määrä rajoittamaton, kiertovuorottelu)
Xenix (Unixin lisensoitu versio; lisensoitiin SCO:lle vuonna 1987)
MSX-DOS (MS Japan -osaston kehittämä, MSX-sarjan 8-bittisille tietokoneille)
MS-DOS (yhdessä IBM;n kanssa, versiot 1.0–6.22)
Windows (16- ja 32-bittinen ennakoiva sekä yhteistyömoniajo, pyörii MS-DOS:n päällä)
Windows 1.0 (Windows 1)
Windows 2.0 (Windows 2 – erillinen versio i386-suorittimelle)
Windows 3.0 (Windows 3)
Windows 3.1x (Windows 3.1)
Windows for Workgroups 3.1 (koodinimi Snowball)
Windows 3.2 (vain kiinaksi)
Windows for Workgroups 3.11
Windows 95 (koodinimi Chicago – Windows 4.0)
Windows 98 (koodinimi Memphis – Windows 4.1)
Windows Millennium Edition (Windows ME – Windows 4.9)
Windows NT (täysin 32- tai 64-bittinen ydin, ei perustu MS-DOS:iin)
Windows NT 3.1
Windows NT 3.5
Windows NT 3.51
Windows NT 4.0
Windows 2000 (Windows NT 5.0)
Windows XP (Windows NT 5.1)
Windows Server 2003 (Windows NT 5.2)
Windows Fundamentals for Legacy PCs (Windows XP:hen pohjautuva)
Windows Vista (Windows NT 6.0)
Windows Azure (Cloud OS Platform) 2009
Windows Home Server (Windows Server 2003:een pohjautuva)
Windows Server 2008 (Windows Vistaan pohjautuva)
Windows 7 (Windows NT 6.1)
Windows Server 2008 R2 (Windows 7:ään pohjautuva)
Windows Home Server 2011 (Windows Server 2008 R2:een pohjautuva)
Windows Server 2012 (Windows 8:aan pohjautuva)
Windows 8 (Windows NT 6.2)
Windows Phone 8
Windows 8.1 (Windows NT 6.3)
Windows Server 2012 R2 (Windows 8.1:een pohjautuva)
Xbox Onen käyttöjärjestelmä
Windows Phone 8.1
Windows 10 (Windows NT 10.0)
Windows 10 Mobile
Windows Server 2016
Windows 11
Windows CE (käyttöjärjestelmä taskulaitteille, sulautetuille laitteille ja reaaliaikaisiin sovelluksiin, muistuttaa muita Windows-versioita)
Windows CE 3.0
Windows CE 5.0
Windows CE 6.0
Windows Mobile (Windows CE:hen pohjautuva, mutta pienempi kokomitta)
Windows Phone 7
Singularity – pääosin hallitulla koodilla (C#) kirjoitettu tutkimuskäyttöjärjestelmä
Midori – hallitun koodin käyttöjärjestelmä
Xbox 360:n käyttöjärjestelmä
Xbox Onen käyttöjärjestelmä
MontaVista Mobilinux
TMX – Transaction Management eXecutive
IMOS - Interactive Multiprogramming Operating System (noin 1978), NCR Century 8200 -sarjan minitietokoneille
VRX - Virtual Resource eXecutive
es on alun perin Nintendon ja myöhemmin Esrillen kehittämä käyttöjärjestelmä. Sen lähdekoodi on avointa. Järjestelmä pyörii natiivisti x86-alustoilla.
NetWare network operating system providing high-performance network services. Has been superseded by Open Enterprise Server line, which can be based on NetWare or Linux to provide the same set of services.
UnixWare
Novell "SuperNOS", a never released merge of NetWare and UnixWare
Novell "Corsair"
Novell "Exposé"
Open Enterprise Server, the successor to NetWare.
RTXC Quadros RTOS proprietary C-based RTOS used in embedded systems
TSOS, first OS supporting virtual addressing of the main storage and support for both timeshare and batch interface
DSPnano RTOS 8/16 Bit Ultra Tiny Embedded Linux Compatible RTOS
Unison RTOS 32 Bit Open Standards, Linux Compatible, Ultra Tiny Size, Modularity, POSIX-compliant RTOS that supports a variety of wireless modules and provides a complete set of security protocols
Bada
Tizen
Xenix, Unix System III based distribution for the Intel 8086/8088 architecture
Xenix 286, Unix System V Release 2 based distribution for the Intel 80286 architecture
Xenix 386, Unix System V Release 2 based distribution for the Intel 80386 architecture
SCO Unix, SCO UNIX System V/386 was the first volume commercial product licensed by AT&T to use the UNIX System trademark (1989). Derived from AT&T System V Release 3.2 with an infusion of Xenix device drivers and utilities plus most of the SVR4 features
SCO Open Desktop, the first 32-bit graphical user interface for UNIX Systems running on Intel processor-based computers. Based on SCO Unix
SCO OpenServer 5, AT&T UNIX System V Release 3 based
SCO OpenServer 6, SVR5 (UnixWare 7) based kernel with SCO OpenServer 5 application and binary compatibility, system administration, and user environments
UnixWare
UnixWare 2.x, based on AT&T System V Release 4.2MP
UnixWare 7, UnixWare 2 kernel plus parts of 3.2v5 (UnixWare 2 + OpenServer 5 = UnixWare 7). Referred to by SCO as SVR5
PikeOS is a certified real time operating system for safety and security critical embedded systems
TRSDOS; A floppy-disk-oriented OS supplied by Tandy/Radio Shack for their Z80-based line of personal computers. Eventually renamed as LS-DOS or LDOS.
Color BASIC; A ROM-based OS created by Microsoft for the TRS-80 Color Computer.
NewDos/80; A third-party OS for Tandy's TRS-80 personal computers.
DeskMate; Operating system created by Tandy Corporation and introduced with the Tandy 1000 computer.
Edos – enhanced version of IBM's DOS/360 (and later DOS/VS and DOS/VSE) operating system for System/360 and System/370 IBM mainframes
TI-RTOS Kernel; Real-time operating system for TI's embedded devices.
TRON (avoin RTOS kerneli)
T-Kernel
Unisys MCP
Unisys OS 2200 operating system
EXEC I
EXEC II
EXEC 8 Ran on 1100 series.
VS/9, successor to RCA TSOS
WPS Wang Word Processing System. Micro-code based system.
OIS Wang Office Information System. Successor to the WPS. Combined the WPS and VP/MVP systems.
Wang VS Operating System (VSOS) – used on the VS line of minicomputer systems.
WICAT Multiuser Computer System (WMCS). MC-68K multiuser O/S for their proprietary microcomputers, used mainly for CBT systems
VxWorks Small footprint, scalable, high-performance RTOS for embedded microprocessor based systems.
Lisp Machines, Inc. (also known as LMI) used an operating system written in MIT's Lisp Machine Lisp.
Symbolics Genera written in a systems dialect of the Lisp programming language called ZetaLisp and Symbolics Common Lisp. Genera was ported to a virtual machine for the DEC Alpha line of computers.
Texas Instruments' Explorer Lisp machine workstations also had systems code written in Lisp Machine Lisp.
Xerox 1100 series of Lisp machines used an operating system also written in Interlisp, and was also ported to a virtual machine called "Medley."
PilOS Stand alone operating system. It is a full blown 64-bit PicoLisp runs directly on a standard x86-64 PC hardware.
Pilot operating system (used in Xerox Star workstations) was written in the Mesa programming language.
PERQ Operating System (POS) was written in PERQ Pascal.
Эльбрус-1 (Elbrus-1) and Эльбрус-2 used for application, job control, system programming, implemented in uЭль-76 (AL-76).
EOS; developed by ETA Systems for use in their ETA-10 line of supercomputers
EMBOS; developed by Elxsi for use on their mini-supercomputers
GCOS is a proprietary Operating System originally developed by General Electric
MAI Basic Four; An OS implementing Business Basic from MAI Systems.
Michigan Terminal System; Developed by a group of universities in the US, Canada, and the UK for use on the IBM System/360 Model 67, the System/370 series, and compatible mainframes
MUSIC/SP; an operating system developed for the S/370, running normally under VM
OS ES; an operating system for ES EVM
PC-MOS/386; DOS-like, but multiuser/multitasking
Prolog-Dispatcher; used to control Soviet Buran space ship.
SINTRAN III; an operating system used with Norsk Data computers.
SkyOS; commercial desktop OS for PCs
THEOS
TSX-32; a 32-bit operating system for x86 platform.
TX990/TXDS, DX10 and DNOS; proprietary operating systems for TI-990 minicomputers
Aegis (Apollo Computer)
Amiga Unix (Amiga-versio Unix System V julkaisuversiosta 3.2 Amiga A2500UX:lle ja SVR4-julkaisusta Amiga A3000UX:lle. Aloitettu vuonna 1990, viimeinen versio vuonna 1992.)
Coherent (Unixin kaltainen käyttöjärjestelmä Mark Williamsilta henkilökohtaisille tietokoneille)
DC/OSx (DataCenter/OSx—an operating system developed by Pyramid Technology for its MIPS-based systems)
DG/UX (Data General Corp)
DNIX from DIAB
DSPnano RTOS (POSIX nanokernel, DSP Optimized, Open Source)
HeliOS developed and sold by Perihelion Software mainly for transputer based systems
Interactive Unix (a port of the UNIX System V operating system for Intel x86 by Interactive Systems Corporation)
IRIX from SGI
MeikOS
NeXTSTEP (developed by NeXT; a Unix-based OS based on the Mach microkernel)
OS-9 Unix-like RTOS. (OS from Microware for Motorola 6809 based microcomputers)
OS9/68K Unix-like RTOS. (OS from Microware for Motorola 680x0 based microcomputers; based on OS-9)
OS-9000 Unix-like RTOS. (OS from Microware for Intel x86 based microcomputers; based on OS-9, written in C)
OSF/1 (developed into a commercial offering by Digital Equipment Corporation)
OpenStep
QNX (POSIX, microkernel OS; usually a real time embedded OS)
Rhapsody (an early form of Mac OS X)
RISC iX – derived from BSD 4.3, by Acorn computers, for their ARM family of machines
RISC/os (a port by MIPS Technologies of 4.3BSD for its MIPS-based computers)
RMX
SCO UNIX (from SCO, bought by Caldera who renamed themselves SCO Group)
SINIX (a port by SNI of Unix to the MIPS architecture)
Solaris (Sun Microsystemsiltä, Oraclen ostama; System V-pohjainen korvaaja SunOS:lle)
SunOS (BSD-pohjainen Unix-käyttöjärjestelmä varhaiselle Sun Microsystemsin laitteistolle)
SUPER-UX (a port of System V Release 4.2MP with features adopted from BSD and Linux for NEC SX architecture supercomputers)
System V (a release of AT&T Unix, 'SVR4' was the 4th minor release)
System V/AT, 386 (The first version of AT&T System V UNIX on the IBM 286 and 386 PCs, ported and sold by Microport)
Trusted Solaris (Solaris with kernel and other enhancements to support multilevel security)
UniFLEX (Unix-like OS from TSC for DMA-capable, extended addresses, Motorola 6809 based computers; e.g. SWTPC, GIMIX and others)
Unicos (Unix-versio Crayn supertietokoneille, pääasiassa vektorilaskentaan)
UTX-32 (Developed by Gould CSD (Computer System Division), a Unix-based OS that included both BSD and System V characteristics. It was one of the first Unix based systems to receive NSA's C2 security level certification.)
Zenix, Zenith corporations Unix (a popular USA electronics maker at the time)
MINIX (study OS developed by Andrew S. Tanenbaum in the Netherlands)
Plan 9 from Bell Labs (distributed OS developed at Bell Labs, based on original Unix design principles yet functionally different and going much further)
Inferno (distributed OS derived from Plan 9, originally from Bell Labs)
Plan B (distributed OS derived from Plan 9 and Off++ microkernel)
Unix (Bell Labs:ssa 1970-luvulla kehitetty käyttöjärjestelmä, Ken Thompsonin aloittama)
Xinu (Study OS developed by Douglas E. Comer in the United States)
BSD (Berkeley Software Distribution, a variant of Unix for DEC VAX hardware)
FreeBSD (one of the outgrowths of UC Regents' abandonment of CSRG's 'BSD Unix')
DragonFlyBSD, forked from FreeBSD 4.8
MidnightBSD, forked from FreeBSD 6.1
Darwin, created by Apple using FreeBSD and NeXTSTEP
PC-BSD
GhostBSD
TrueOS (previously known as PC-BSD)
NetBSD (an embedded device BSD variant)
OpenBSD forked from NetBSD
Bitrig forked from OpenBSD
GNU
Linux
Luettelo Linux-jakelupaketeista
Android x86
Cray Linux Environment
illumos, contains original Unix (SVR4) code derived from the OpenSolaris (discontinued by Oracle in favor of Solaris 11 Express)
OpenIndiana, operates under the illumos Foundation. Uses the illumos kernel, which is a derivative of OS/Net, which is basically an OpenSolaris/Solaris kernel with the bulk of the drivers, core libraries, and basic utilities.
Nexenta OS, based on the illumos kernel with Ubuntu packages
SmartOS, an illumos distribution for cloud computing with Kernel-based Virtual Machine integration.
RTEMS (Real-Time Executive for Multiprocessor Systems)
Syllable Desktop
Univention Corporate Server
VSTa
FMI/OS, successor of VSTa
Plurix
TUNIS (University of Toronto)
Amoeba (research OS by Andrew S. Tanenbaum)
Croquet
EROS microkernel, capability-based
CapROS microkernel EROS successor.
Coyotos microkernel EROS successor, goal: be first formally verified OS.
HelenOS research and experimental operating system
House – Haskell User's Operating System and Environment, research OS written in Haskell and C
ILIOS Research OS designed for routing
L4 second generation microkernel
Mach (from OS kernel research at Carnegie Mellon University; see NeXTSTEP)
Nemesis Cambridge University research OS – detailed quality of service abilities
Spring (research OS from Sun Microsystems)
THE multiprogramming system by Dijkstra in 1968, at the Eindhoven University of Technology in the Netherlands, introduced the first form of software-based memory segmentation, freeing programmers from being forced to use actual physical locations
V from Stanford, early 1980s
Cosmos (written in C#)
FreeDOS (open source DOS variant)
Haiku (open source inspired by BeOS, under development)
Ghost OS (written in Assembly, C/C++)
ITS written by MIT students (for the PDP-6 and PDP-10) (written in MIDAS)
osFree OS/2 Warp open source clone.
OSv (written in C++)
Phantom OS (persistent object oriented)
ReactOS, open source OS designed to be binary compatible with Windows NT and its variants (Windows XP, Windows 2000, etc.); currently in development phase
SharpOS (written in .NET C#)
TempleOS (written in HolyC)
Redox OS (written in Rust)
86-DOS (developed at Seattle Computer Products by Tim Paterson for the new Intel 808x CPUs; licensed to Microsoft, became PC DOS/MS-DOS. Also known by its working title QDOS.)
PC DOS (IBM's DOS variant, developed jointly with Microsoft, versions 1.0–7.0, 2000, 7.10)
MS-DOS (Microsoft's DOS variant for OEM, developed jointly with IBM, versions 1.x–6.22 Microsoft's now abandoned DOS variant)
Concurrent CP/M-86 3.1 (BDOS 3.1) with PC-MODE (Digital Research's successor of CP/M-86 and MP/M-86)
Concurrent DOS 3.1-4.1 (BDOS 3.1-4.1)
Concurrent PC DOS 3.2 (BDOS 3.2) (Concurrent DOS variant for IBM compatible PCs)
DOS Plus 1.1, 1.2 (BDOS 4.1), 2.1 (BDOS 5.0) (single-user, multi-tasking system derived from Concurrent DOS 4.1-5.0)
Concurrent DOS 8-16 (dual-processor variant of Concurrent DOS for 8086 and 8080 CPUs)
Concurrent DOS 286 1.x
FlexOS 1.00-2.34 (derivative of Concurrent DOS 286)
FlexOS 186 (variant of FlexOS for terminals)
FlexOS 286 (variant of FlexOS for hosts)
Siemens S5-DOS/MT (industrial control system based on FlexOS)
IBM 4680 OS (POS operating system based on FlexOS)
IBM 4690 OS (POS operating system based on FlexOS)
Toshiba 4690 OS (POS operating system based on IBM 4690 OS and FlexOS)
FlexOS 386 (later variant of FlexOS for hosts)
IBM 4690 OS (POS operating system based on FlexOS)
Toshiba 4690 OS (POS operating system based on IBM 4690 OS and FlexOS)
Concurrent DOS 386 1.0, 1.1, 2.0, 3.0 (BDOS 5.0-6.2)
Concurrent DOS 386/MGE (Concurrent DOS 386 variant with advanced graphics terminal capabilities)
Multiuser DOS 5.0, 5.01, 5.1 (BDOS 6.3-6.6) (successor of Concurrent DOS 386)
CCI Multiuser DOS 5.0-7.22 (up to BDOS 6.6)
Datapac Multiuser DOS
Datapac System Manager 7 (derivative of Datapac Multiuser DOS)
Concurrent DOS XM 5.0, 5.2, 6.0, 6.2 (BDOS 5.0-6.2) (real-mode variant of Concurrent DOS with EEMS support)
DR DOS 3.31, 3.32, 3.33, 3.34, 3.35, 5.0, 6.0 (BDOS 6.0-7.1) single-user, single-tasking native DOS derived from Concurrent DOS 6.0)
Novell PalmDOS 1 (BDOS 7.0)
Novell DR DOS "StarTrek"
Novell DOS 7 (single-user, multi-tasking system derived from DR DOS, BDOS 7.2)
Novell DOS 7 updates 1-10 (BDOS 7.2)
Caldera OpenDOS 7.01 (BDOS 7.2)
Enhanced DR-DOS 7.01.0x (BDOS 7.2)
Dell Real Mode Kernel (DRMK)
Novell DOS 7 updates 11-15.2 (BDOS 7.2)
Caldera DR-DOS 7.02-7.03 (BDOS 7.3)
DR-DOS "WinBolt"
OEM DR-DOS 7.04-7.05 (BDOS 7.3)
OEM DR-DOS 7.06 (PQDOS)
OEM DR-DOS 7.07 (BDOS 7.4/7.7)
FreeDOS (open source DOS variant)
ProDOS (operating system for the Apple II series computers)
PTS-DOS (DOS variant by Russian company Phystechsoft)
TurboDOS (Software 2000, Inc.) for Z80 and Intel 8086 processor-based systems
Multi-tasking user interfaces and environments for DOS
DESQview + QEMM 386 multi-tasking user interface for DOS
DESQView/X (X-windowing GUI for DOS)
Banyan VINES (Banyan Systems)
Cambridge Ring
Cisco IOS by Cisco Systems
CSIRONET by (CSIRO)
CTOS (Convergent Technologies, later acquired by Unisys)
Data ONTAP by NetApp
Enterprise OS by McDATA
ExtremeWare by Extreme Networks
ExtremeXOS by Extreme Networks
Fabric OS by Brocade
JunOS by Juniper
NetWare (networking OS by Novell)
NOS (developed by CDC for use in their Cyber line of supercomputers)
Novell Open Enterprise Server (Open Source networking OS by Novell. Can incorporate either SUSE Linux or Novell NetWare as its kernel).
Plan 9 (distributed OS developed at Bell Labs, based on Unix design principles but not functionally identical)
Inferno (distributed OS derived from Plan 9, originally from Bell Labs)
Plan B (distributed OS derived from Plan 9 and Off++ microkernel)
SAN-OS by Cisco (now NX-OS)
TurboDOS (Software 2000, Inc.)
BLIS/COBOL
Bluebottle also known as AOS (a concurrent and active object update to the Oberon operating system)
BS1000 by Siemens AG
BS2000 by Siemens AG, now BS2000/OSD from Fujitsu-Siemens Computers (formerly Siemens Nixdorf Informationssysteme)
BS3000 by Siemens AG (functionally similar to OS-IV and MSP from Fujitsu)
FLEX9 (by TSC for Motorola 6809 based machines; successor to FLEX, which was for Motorola 6800 CPUs)
GEM (windowing GUI for CP/M, DOS, and Atari TOS)
GEOS (popular windowing GUI for PC, Commodore, Apple computers)
JavaOS
JNode (Java New Operating System Design Effort), written 99% in Java (native compiled), provides own JVM and JIT compiler. Based on GNU Classpath.
JX Java operating system that focuses on a flexible and robust operating system architecture developed as an open source system by the University of Erlangen.
KERNAL (default OS on Commodore 64)
MERLIN for the Corvus Concept
MorphOS (Amiga compatible)
MSP by Fujitsu (successor to OS-IV), now MSP/EX, also known as Extended System Architecture (EXA), for 31-bit mode
NetWare (networking OS by Novell)
Oberon (operating system) (developed at ETH-Zürich by Niklaus Wirth et al.) for the Ceres and Chameleon workstation projects
OSD/XC by Fujitsu-Siemens (BS2000 ported to an emulation on a Sun SPARC platform)
OS-IV by Fujitsu (based on early versions of IBM's MVS)
Pick (often licensed and renamed)
PRIMOS by Prime Computer (sometimes spelled PR1MOS and PR1ME)
Sinclair QDOS (multitasking for the Sinclair QL computer)
SSB-DOS (by TSC for Smoke Signal Broadcasting; a variant of FLEX in most respects)
SymbOS (GUI based multitasking operating system for Z80 computers)
Symobi (GUI based modern micro-kernel OS for x86, ARM and PowerPC processors, developed by Miray Software; used and developed further at Technical University of Munich)
TripOS, 1978
TurboDOS (Software 2000, Inc.)
UCSD p-System (portable complete programming environment/operating system/virtual machine developed by a long running student project at UCSD; directed by Prof Kenneth Bowles; written in Pascal)
VOS by Stratus Technologies with strong influence from Multics
VOS3 by Hitachi for its IBM-compatible mainframes, based on IBM's MVS
VM2000 by Siemens AG
Visi On (first GUI for early PC machines; not commercially successful)
VPS/VM (IBM based, main operating system at Boston University for over 10 years.)
ANDOS
CSI-DOS
KMON
MK-DOS
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
DexOS – 32-bit operating system written in x86 assembly
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)
S-OS (a minimal DOS for Z80 machines)
DIP DOS on Atari Portfolio
Embedded Linux
Android
Firefox OS
Ångström distribution
Familiar Linux
Mæmo based on Debian deployed on Nokia's Nokia 770, N800 and N810 Internet Tablets.
MeeGo merger of Moblin and Maemo
OpenZaurus
webOS from Palm, Inc., later Hewlett-Packard via acquisition, and most recently at LG Electronics through acquisition from Hewlett-Packard
Inferno (hajautettu käyttöjärjestelmä Bell Labsilta)
iOS
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
iPod software
ipodlinux
iriver clix OS
RockBox
BlackBerry OS
Embedded Linux
Access Linux Platform
Android
bada
Firefox OS (projektinimi: Boot to Gecko)
Openmoko Linux
OPhone
MeeGo (Maemon ja Moblinin yhdistymisestä)
Mobilinux
MotoMagx
Qt Extended
Sailfish OS
Tizen (aiemmin nimellä LiMo Platform)
Ubuntu Touch
webOS
PEN/GEOS, GEOS-SC, GEOS-SE
iOS
Palm OS
Symbian platform (seuraaja Symbian OS:lle)
Windows Mobile (korvaaja: Windows Phone)
BlackBerry 10
AlliedWare, Allied Telesis (eli Allied Telesyn)
AirOS, Ubiquiti Networks
CatOS, Cisco Systems
Cisco IOS (alkujaan Internetwork Operating System), Cisco Systems
DD-WRT, NewMedia-NET
Inferno (hajautettu käyttöjärjestelmä Bell Labsilta)
IOS-XR, Cisco Systems
IronWare, Foundry Networks
JunOS, Juniper Networks
LibreWRT GNU/Linux-libre
OpenWrt
RouterOS, Mikrotik
ScreenOS, Juniper Networks, alkujaan Netscreeniltä
Timos, Alcatel-Lucent
FTOS, Force10 Networks
RTOS, Force10 Networks
Luettelo langattomien reittimien firmware-projekteista
Contiki
ERIKA Enterprise
eCos
NetBSD
uClinux
MINIX
NCOS
freeRTOS, openRTOS and safeRTOS
OpenEmbedded (or Yocto Project)
pSOS (Portable Software On Silicon)
QNX Unix-like real-time operating system, aimed primarily at the embedded systems market.
REX OS (microkernel OS; usually an embedded cell phone OS)
RIOT
ROM-DOS
TinyOS
ThreadX
DSPnano RTOS
Windows Embedded
Windows CE
Windows Embedded Standard
Windows Embedded Enterprise
Windows Embedded POSReady
Wind River VxWorks Small footprint, scalable, high-performance RTOS for embedded microprocessor based systems.
Wombat OS (microkernel OS; usually a real time embedded OS)
brickOS
leJOS
Cambridge CAP computer operating system demonstrated the use of security capabilities, both in hardware and software, also a useful fileserver, implemented in ALGOL 68C
Flex machine – Custom microprogrammable hardware, with an operating system, (modular) compiler, editor, * garbage collector and filing system all written in ALGOL 68.
HYDRA – Carnegie Mellon -yliopiston C.mmp-tietokoneelle, toteutettu BLISS-ohjelmointikielellä
KeyKOS nanokernel
EROS microkernel
CapROS EROS successor
Coyotos EROS successor, goal: be first formally verified OS
V from Stanford, early 1980s
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