Operating System Kernels
TALK is a strictly and statically typed assembly language that is flexible and powerful enough to write operating system kernels. For example, memory management (i.e. malloc/free) and multi-thread management can be implemented in TALK..
Platforms: *nix
License: Freeware | Size: 84.99 KB | Download (103): TALK 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...
Platforms: *nix
License: Freeware | Size: 491.52 KB | Download (93): DEX Extensible Operating System Download |
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...
Platforms: *nix
License: Freeware | Size: 57 MB | Download (114): Inferno 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...
Platforms: *nix
License: Freeware | Size: 1.7 MB | Download (137): The Contiki 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 (58): The LoseThos 64 Bit PC Operating System 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
Platforms: *nix
License: Freeware | Size: 235.52 KB | Download (57): Tampa Network Operating System Download |
The goal of the Basic Operating System (BOS) project is to write a new modular and fast operating system in NASM and GCC.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 15.18 KB | Download (54): Basic Operating System Download |
JNode is a Java New Operating system Design Effort.
JNode is a simple to use and install Java operating system for personal use on modern devices. Any java application runs on it, fast and safe.
See our homepage for additional information.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 224.1 MB | Download (55): JNode: new Java Operating System Download |
POSYS: Programmers Operating SYStem. A small, fast, dynamic, secure OS project. (In development) Language: NASM + CC386.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 173.43 KB | Download (47): POSYS Programmers Operating SYStem Download |
chaos is a new operating system - written from scratch by a young group of people. Unlike most other systems, we do not try to reimplement something else, but rather tries to do things in our own (hopefully better) way.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 74.7 KB | Download (53): The chaos Operating System Download |
TOS is an experimental operating system kernel which is written in our strictly and statically typed assembly language, TALK. Today, computers (PCs, cell-phones, etc.) are widely used in the world and their network become one of the indispensable social infrastructures. Therefore, the...
Platforms: *nix
License: Freeware | Size: 17.41 KB | Download (91): TOS 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...
Platforms: *nix
License: Freeware | Size: 7.5 MB | Download (112): Visopsys Download |
Debian Operating System is an association of individuals who have made common cause to create a free operating system. This operating system is called Debian GNU/Linux, or simply Debian for short. Debian systems currently use the Linux kernel. Linux is a completely free piece of software...
Platforms: *nix
License: Freeware | Download (115): Debian GNU/Linux Download |
FreeVMS is an OpenVMS-like operating system which can run on several architectures like i386, PPC, Alpha, and many others. FreeVMS consists of a POSIX kernel and a DCL command line interpreter. The only architecture currently supported is i386..
Platforms: *nix
License: Freeware | Size: 9.3 MB | Download (204): FreeVMS Download |
Yellow Dog Linux is the Premier Linux Operating System for PowerPC. Proven world-wide as the preferred Linux OS for the Power architecture, v4.1 brings Terra Soft into its 8th year of Power Linux development and support. Yellow Dog Linux v4.1 marks a returning point in Terra Softs effort to...
Platforms: *nix
License: Freeware | Download (129): Yellow Dog Linux Download |
LSE/OS is a nanokernel based operating system dedicated for the x86. LSE/OS is a good choice for PC/104 embedded systems..
Platforms: *nix
License: Freeware | Size: 1.2 MB | Download (99): LSE/OS Download |
Ubuntu Linux is a complete desktop Linux operating system, freely available with both community and professional support. The Ubuntu team is proud to announce Ubuntu 5.10 Server, the first release of Ubuntu designed especially for server environments. Like the standard desktop Ubuntu, it...
Platforms: *nix
License: Freeware | Size: 549 MB | Download (151): Ubuntu Linux 5.10 Download |
LoseThos is for programming as entertainment. It is a modern 64-bit operating system started from a clean slate. It brings back the good things from when computers were simple and owners programmed them. LoseThos is modern, using all 16 CPU 64-bit registers. LoseThos also makes it easy for...
Platforms: LoseThos
License: Freeware | Size: 32 MB | Download (100): The LoseThos Operating System Download |
System Information Data Collector is a tool for collecting information from a HP-UX operating system and some HP hardware and software. System Information Data Collector is a free software and provided by the author AS IS under terms of the GNU General Public License. Support engineers and...
Platforms: *nix
License: Freeware | Size: 13.31 KB | Download (117): SysInfo-DC for HP-UX Download |
AlienDrive Live CD is a linux distribution based on the SLAX Operating System. It is sometimes affectionately referred to by the people who love it as "The Alien". It was designed specifically to function as a Digital Audio Workstation and Pre/Post Video Production platform. The system core...
Platforms: *nix
License: Freeware | Size: 211 MB | Download (123): AlienDrive Live CD Download |