Developers of operating systems

1682 words Page created: 2004-04-03 [SB] - Last update: 2010-05-14


Operating system development

Development The software developers of the operating systems are listed on this page. The screenshots are a snapshot from the design and theme of the respective companies in 2003. Besides the screenshot of the website the company description and the developed system software is shown. If available, there is a link to the article of the operating system. A detailed description from the companies can be chosen over the right navigation column.

Apple 2003Apple computer was founded by Steve Jobs with 21 years and Stephen G. Wozniak with 26 years in Palo Alto/California in 1976.
Review Mac OS X
Sophisticated Operating System
A/UX
ProDOS

AT&T 2003AT&T can look back at a long history and numerous innovations. Named as American Telephone & Telegraph Corporation developed the founders Alexander Graham Bell the telephone in 1875.
Review UNIX

Be Inc. 2003The company Be Incorporated was founded of Jean-Louis Gassée with a couple of developers after his work in the Apple development department in 1990. By the assumption of Palm Inc. for 11 million dollar BeOS is not any longer commercially developed in August 2001. The BeOS Community and some BeOS developers keeps the support for the future.
Review BeOS
Review BeIA

Cray Research 2003Cray Research, Inc. was founded in 1972 by Seymour Cray (28-9-1925 to 5-9-1996) at the age of 47 years. Since 1951 he was mainly and with great engagement engaged in the development of high performance calculating machines.In 1989 Cray leaves the research institute Cray Research and founds the Cray Computer Corp. in Colorado.
Review UNICOS

FreeBSD 2003In November 1993 Jordan Hubbard started the FreeBSD project, in which he took source code from the 386BSD.
Review FreeBSD
DragonFly BSD (Derivat)
ekkoBSD (Derivat)
PC-BSD (Derivat)
PicoBSD (Derivat)

HP 2003Bill Hewlett and Dave Packard founded HP (Hewlett-Packard) in 1939. At the beginning oscillographs were produced and commercialized.
Review HP-UX

IBM 2003IBM Corp. was founded with the name Computing Tabulating Recording Co.(CTR) in New York on June 15th, 1911. CTR was then renamed in International Business Machines in 1924.
OS/360
Review AIX
Review MVS
Review OS/2

Linux 2003Linus (Benedict) Torvalds developed the operating system Linux. Its operating system was derivated from concepts of Minix but completely written from scratch. On 17th September 1991 the operating system Freax version 0.01 was finished. It contained already the GNU Shell bash and the GNU C-compiler GCC from Richard Stallman, which counts to the standard programs for the meantime named operating system Linux.
Review GNU/Linux

Lindows 2003Michael Robertson had announced the beginning of an ambitious project in August 2001. Programs of both Windows and Linux can be installed and executed easily. In the legal controversy about the word similarity of the name Lindows to Microsoft Windows the opponents agreed about the renaming of Lindows in Linspire.
Review Freespire Linux
Linspire (LindowsOS)

MandrakeSoft 2003MandrakeSoft was founded in France in 1998. From the fusion of Mandrakesoft and Conectiva was Mandriva formed. Mandrakesoft published the take-over of the Linux enterprise Conectiva leading in Brazil and Latin America on 24-2-2005.
Review Mandriva Linux
(Mandrake Linux)

Microsoft 2003Paul Allen and Bill of Gate went to the same school and founded the company Traf-O-Data for the manufacture of small computer systems for the logging of car traffic in 1971. Both founded later the company Micro-Soft in 1975 to develop software and porting programming languages for the IBM PC.
XENIX (Koproduktion mit SCO)
Review MS-DOS
Review OS/2, with IBM
Review Windows operating systems

Minix 2003Minix was programmed by the computer scientist Andrew Tanenbaum as a teaching operating system for x86 computer.
Review MINIX

NetBSD 2003NetBSD is a UNIX derivative and is descended directly from the Berkeley Networking Release 2 (BSD Net/2) and was published for the first time in March 1993.
Review NetBSD

Novell 2003Novell has his roots in the a computer manufacturer Novell Data Systems in 1979. In January 1983, this company was renamed to Novell Inc. with the new target to develop and commercialize software and hardware for use in networks.
Review NetWare
Review SuSE Linux, OpenSuSE

OpenBSD 2003OpenBSD is descended from NetBSD 1.0 (1994) and split in October 1995 through Theo de Raadt in an independent distribution.
Review OpenBSD
MirOS BSD (Derivat)
emBSD (Derivat)
Anonym.OS (Derivat)
OliveBSD (Derivat)

Palm Computing 2003Jeff Hawkins founded the company Palm Computing in 1992 and appointed Donna Dubinsky as CEO. Palm developed first application software for numerous Handheld models. Since september 2005 PalmSource belongs to the Japanese software provider Access. On 25 January 2007 Palm OS was renamed in Garnet OS and old devices with Palm OS and new devices of Access has the Logo "Access Powered".
Review PalmOS, GarnetOS

QNX 2003QNX is a real time operating system designed for critical tasks. Developed by QNX Software Systems it has a structure similar to UNIX and is compatible to POSIX.
Review QNX

ReactOS 2003In 1996 a small group of persons had decided to create a completely new operating system that can execute Windows applications.
Review ReactOS

Red Hat 2003The company Red Hat with company headquarters in the USA North Carolina was founded 1994 by Bob Young and Marc Ewing. From the beginning the open source operating system has played a high role for the enterprise concept.
Review Red Hat Linux
Fedora Linux (derivative)
CentOS (derivative)

RISC OS 2003The Reduced Instruction Set Computer operating system was first used in Acorn Archimedes computers in 1987.
Review RISC OS

SCO 2003SCO (Santa Cruz Operation) was founded in 1979 of the both brothers Doug and Larry Michels who developed the UNIX derivative SCO UNIX for Intel computers. SCO showed the next company plan at the "Forum 2000" after the sale of the UNIX business to the Linux company Caldera. Caldera split up into the SCO Group for the complete UnixWare and Open Server operating system business.
Review UnixWare

Silicon Graphics 2003Silicon Graphics, Inc. is founded by 8 persons in 1982. SGI is manufacturer of workstations, servers and also sells supercomputers and clusters for effortful graphical computing. SGI has his headquarters in Mountain View, California and is leaded by Rick Beluzzo as CEO.
Review IRIX

Sun Microsystems 2003Sun Microsystems, Inc. was founded by Andreas of Bechtolsheim, Vinod Khosla, Bill Joy and Scott McNealy in the Californian Silicon Valley in 1982. Sun Microsystems GmbH was set up in 1984 in Munich, sales offices are established in Ratingen, Berlin, Hamburg and Stuttgart.
Review Java OS
Review Solaris

SuSE 2003SuSE GmbH (society for software and system development) is a daughter enterprise of SuSE Linux AG. SuSE was founded on 2-9-1992 of Burchard Steinbild, Hubert Mantel, Thomas Fehr and Roland Dyroff and offers a Linux distribution of its own in the European area. Novell announced the take-over of the company SuSE Linux on 4th November 2003.
Review SuSE Linux

Symbian 2003EPOC is the operating system of Symbian, formerly software house of Psion. Symbian has licensed Symbian OS to companies which are big players in the market of High Technology mobile telephones. Symbian, EPOC, the Symbian logo and Symbian Developer Network logo are registered trademarks of the Symbian Ltd.
Review EPOC, Symbian OS

yellowTAB 2003yellowTAB was founded in Germany, Stuttgart by 10 persons. This company acquired the license from Palm to use and develop the BeOS source code. The software publisher magnussoft takes over the YellowTab Zeta operating system starting from May 2006 and provides exclusively the world-wide distribution and development. YellowTab is in the insolvency.
Review Zeta, BeOS derivative