Unix Operating System Basics
Inferno is a compact operating system designed for building distributed and networked systems on a wide variety of devices and platforms. Inferno was originally developed at Bell Labs (the research division of Lucent Technologies). Inferno Operating System is a well-designed, economical...
|License: Freeware||Size: 57 MB||Download (87): Inferno Operating System Download|
LoseThos is a 64-bit, multi-cored, ring 0 only, preemptive multi-tasking, open source, public domain, free, x86 PC operating system written from scratch. It is not a unix. Its purpose is for recreational programming. It has no networking. You will dual boot LoseThos or run it in VMWare because it...
Platforms: Not Applicable
|License: Freeware||Size: 5.75 MB||Download (30): The LoseThos 64 Bit PC Operating System Download|
The Contiki Operating System is mostly known as an operating system for networked embedded systems. A few years ago, however, Contikis primary claim to fame was its Commodore 64 port. With the help of JAC64, a Java-based C64 emulator developed by my colleague and fellow Contiki developer Joakim...
|License: Freeware||Size: 1.7 MB||Download (106): The Contiki Operating System Download|
DEX Extensible Operating System is an operating system specifically designed for educational and research use. DEX Extensible Operating System allows for the dynamic reconfiguration and customization of various system services using concepts found in extensible operating systems. It aims to...
|License: Freeware||Size: 491.52 KB||Download (73): DEX Extensible Operating System Download|
Amiga Research Operating System (AROS) is a portable and free desktop operating system aiming at being compatible with AmigaOS 3.1, while improving on it in many areas. The source code is available under an open source license, which allows anyone to freely improve upon it. Goals The goals of...
|License: Shareware||Cost: $0.00 USD||Size: 18.3 MB||Download (92): Amiga Research Operating System Download|
FreeBSD is an advanced BSD UNIX operating system for PC-compatible computers. FreeBSD offers advanced networking, performance, security and compatibility features today which are still missing in other operating systems, even some of the best commercial ones. FreeBSD makes an ideal Internet or...
|License: Freeware||Size: 50 MB||Download (438): FreeBSD Download|
This project aims to port ExTeX, a high quality typesetting system developed for UNIX operating system to Macintosh OS X using Fink, a package management system.
Platforms: Mac, BSD
|License: Freeware||Size: 14.82 MB||Download (29): Porting ExTeX to Mac OS X (Fink) Download|
Cprogramming language is perhaps the most popular programming language. C was created in 1972 by Dennis Ritchie at the Bell Labs in USA as a part of UNIX operating system. C was also used to develop some parts of this operating system. From that time C programming language has been the de facto...
|License: Shareware||Cost: $1.99 USD||Size: 4.4 MB||Download (7): Learn C in 7 Day Download|
Dennis Ritchie was an American computer scientist who "helped shape the digital era". He created the C programming language and, with long-time colleague Ken Thompson, the Unix operating system. Requirements: Windows Phone 8.1, Windows Phone 8, Windows Phone 7.5
Platforms: Windows Phone
|License: Freeware||Size: 1024 KB||Download (7): Dennis Ritchie Download|
PyKota is a complete GPLed Print Quota and Accounting Software Solution for the Common UNIX Printing System (aka CUPS) on GNU/Linux and Unix-like operating systems, which offers a great flexibility with regard to the page accounting methods it supports. Older releases of PyKota Print Quota...
|License: Freeware||Download (350): PyKota Print Quota System Download|
CUPS provides a portable printing layer for Unix(r)-based operating systems. Common UNIX Printing System has been developed to promote a standard printing solution for all Unix vendors and users. CUPS provides the System V and Berkeley command line interfaces, and uses the Internet Printing...
|License: Freeware||Size: 4.6 MB||Download (84): Common UNIX Printing System Download|
PC-BSD distribution has as its goals to be an easy-to-install-and-use desktop operating system, based on FreeBSD. To accomplish this, it currently has a graphical installation, which will enable even UNIX novices to easily install and get it running. It will also come with KDE pre-built, so...
|License: Freeware||Size: 691 MB||Download (82): PC-BSD 1.3.01 / 1.4 Download|
Tampa Network Operating System (TNOS) is an Amateur Radio application providing a BBS, chat, and many other internet servers. It has been in development since 1991 and is used world-wide.The current release (3.0) is ONLY available (at this time) via
|License: Freeware||Size: 235.52 KB||Download (30): Tampa Network Operating System Download|
System Protect is free, easy-to-use software that helps keep your operating system stable and protect important programs, documents and files from deletion caused by viruses, other users on your computer such as your kids, or even by your own mistake.
System & Program Files...
|License: Freeware||Size: 4.87 MB||Download (233): System Protect Download|
Visopsys is an alternative operating system for PC compatible computers. Under development since late 1997, this system is small, fast, and open source. Visopsys features a simple but attractive interface, real preemptive multitasking, and virtual memory. Though it attempts to be compatible in...
|License: Freeware||Size: 7.5 MB||Download (84): Visopsys Download|
Babel Enterprise is an audit tool, focused on evaluating Operating System base security. Babel Enterprise evaluate the security level, or hardening, from a wide range of Operating Systems. Babel Enterprise run several audit probes and checks to give a photograph of the current system security...
|License: Freeware||Size: 102.4 KB||Download (77): Babel Enterprise Download|
J Operating System is primarily intended for programmers. Target Users: - Hobbiests--You used to buy computers to do programming. They didnt do much else. Windows doesnt even come with a compiler, which is ironic since Bill Gates wrote BASIC. The "J" operating system is primarily intended for...
|License: Freeware||Size: 1.1 MB||Download (86): J Operating Download|
RTEMS (Real-Time Executive for Multiprocessor Systems) is a commercial grade real-time operating system designed for deeply embedded systems. The project is a free (as in beer and speech) open-source solution that supports multi-processor systems. RTEMS is designed to support applications with...
|License: Freeware||Size: 9.6 MB||Download (87): RTEMS Download|
MINIX 3 is a new open-source operating system designed to be highly reliable and secure. This project is based somewhat on previous versions of MINIX, but is fundamentally different in many key ways. MINIX 1 and 2 were intended as teaching tools; MINIX 3 adds the new goal of being usable as a...
|License: Freeware||Size: 445.3 MB||Download (76): MINIX Download|
Buenos is a small SMP operating system skeleton which can be used as a base for operating systems project courses. Buenos runs in a machine simulator called YAMS, which is also available here. Buenos project is intended to be used as OS project base code which students can improve. Extensive...
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