List of operating systems 4

MontaVista Software[edit source | editbeta]

• MontaVista Mobilinux

NCR Corporation[edit source | editbeta]

• TMX - Transaction Management eXecutive

Novell[edit source | editbeta]

• 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 Has been superseded by Open Enterprise Server line, which can be based on NetWare or Linux to provide the same set of services.
• Open Enterprise Server, the successor to NetWare.

Quadros Systems[edit source | editbeta]

• RTXC Quadros RTOS proprietary C-based RTOS used in embedded systems ows

RCA[edit source | editbeta]

• TSOS, first OS supporting virtual addressing of the main storage and support for both timeshare and batch interface

RoweBots[edit source | editbeta]

• DSPnano RTOS 8/16 Bit Ultra Tiny Embedded Linux Compatible RTOS

Samsung Electronics[edit source | editbeta]

• Bada
• Tizen

SCO / The SCO Group^[3][edit source | editbeta]

• 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

Scientific Data Systems (SDS)[edit source | editbeta]

• Berkeley Timesharing System for the SDS 940

SYSGO[edit source | editbeta]

• PikeOS is a certified real time operating system for safety and security critical embedded systems

TRON Project[edit source | editbeta]

• TRON (open real-time operating system kernel)
• T-Kernel

Unisys[edit source | editbeta]

• Unisys OS 2200 operating system

UNIVAC (later Unisys)[edit source | editbeta]

• EXEC I
• EXEC II
• EXEC 8 Ran on 1100 series.
• VS/9, successor to RCA TSOS

Wang Laboratories[edit source | editbeta]

• 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.

Wind River Systems[edit source | editbeta]

• VxWorks Small footprint, scalable, high-performance RTOS

Other[edit source | editbeta]

Lisp-based[edit source | editbeta]

• 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.
• The Xerox 1100 series of Lisp machines ran an operating system written in Interlisp that was also ported to virtual machine called "Medley."
• Lisp Machines, Inc. also known as LMI, also ran an operating system based on MIT's Lisp Machine Lisp.

Non-standard language-based[edit source | editbeta]

• The Mesa programming language was used to implement the Pilot operating system, used in Xerox Star workstations.
• PERQ Operating System (POS) was written in PERQ Pascal.

Other proprietary non-Unix-like[edit source | editbeta]

• Эльбрус-1 (Elbrus-1) and Эльбрус-2 used for application, job control, system programming [1], 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
• PC-MOS/386; DOS-like, but multiuser/multitasking
• SINTRAN III; an operating system used with Norsk Data computers.
• THEOS
• TRS-DOS; A floppy-disk-oriented OS supplied by Tandy/Radio Shack for their Z80-based line of personal computers.
• NewDos/80; A third-party OS for Tandy's TRS-80 personal computers.
• TX990/TXDS, DX10 and DNOS; proprietary operating systems for TI-990 minicomputers
• 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
• SkyOS; commercial desktop OS for PCs
• TSX-32; a 32-bit operating system for x86 platform.
• OS ES; an operating system for ES EVM
• Prolog-Dispatcher; used to control Soviet Buran space ship.

Other proprietary Unix-like and POSIX-compliant[edit source | editbeta]

• Aegis (Apollo Computer)
• Amiga Unix (Amiga ports of Unix System V release 3.2 with Amiga A2500UX and SVR4 with Amiga A3000UX. Started in 1990, last version was in 1992)
• Coherent (Unix-like OS from Mark Williams Co. for PC class computers)
• DC/OSx (DataCenter/OSx was an operating system for MIPS based systems developed by Pyramid Technology)
• 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 of 4.3BSD to the RISC MIPS architecture)
• RMX
• SCO UNIX (from SCO, bought by Caldera who renamed themselves SCO Group)
• SINIX (a port by SNI of Unix to the RISC MIPS architecture)
• Solaris (Sun's System V-based replacement for SunOS)
• SunOS (BSD-based Unix system used on early Sun hardware)
• 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, …)
• Unicos (the version of Unix designed for Cray Supercomputers, mainly geared to vector calculations)

References:

1. ^ http://lisafaq.sunder.net/lisafaq-sw-wks_about.html
2. ^ http://www.pagetable.com/docs/lisa_os/Operating%20System%20Reference%20Manual%20for%20the%20Lisa%20(1983).pdf
3. ^ "SCO History by William Bader". Retrieved 2010-03-12.