Syllable Desktop is a complete operating system that is easy to use, powerful, lightweight and extraordinarily fast and responsive. It has its own kernel, filesystem, GUI and applications. Syllable Server is a matching small and efficient Linux server.
scmRTOS is tiny Real-Time Preemptive Operating System intended for use with Single-Chip Microcontrollers. scmRTOS is capable to run on small uCs with as little amount of RAM as 512 bytes. The RTOS is written on C++ and supports various platforms.
The goal of the project is now to develop a user library called libpfm4 to help setup performance events for use with the perf_events Linux kernel interface. The development of the perfmon kernel subsystem, libpfm and pfmon has now stopped.
FileSystem is an OPENSOURCE program for advanced disk management with built-in drivers for PATA IDE Hard Disks and DVD/CDROM Drives, USB Mass Storage Drivers. Implemented file systems : FAT32 / ISO9660 / EXT2. It can be compiled for DOS, LINUX, WIN32
A scheme (lisp) interpreter written in ARM assembly language (ARM7TDMI, ARM920T, Cortex-M3) for education, robotics, wearable devices. Tested on NXP LPC-1300,1700,2000, ATMEL AT91SAM7, STM STR711, STR911, STM32, CIRRUS EP9302, LMI LM3S1968, TI OMAP.
CMAKE build enviroment for LPC2000 and LPC17xx Cortex MCUs
The goal of project is to build CMSIS like environment for LPC2000 series MCU and to write RTOS for LPC2000 and Cortex Microcontrollers
Haiku is an open-source operating system currently in development designed from the ground up for desktop computing. Inspired by the BeOS, Haiku aims to provide a computing experience that is simple yet powerful, and free of any unnecessary complexities.
Simple, Fast, Advanced... ZintoriOS. Made in Wellington, New Zealand
Reenix is a combination of the best of both worlds: DOS and *x. Based on the GNU toolkit and FreeDOS, Reenix is a stepping-stone between the two OSes and a subset of *x which will run on an 8088.
K OS is a small real-mode or protected mode opearting system. You can choose which mode in the bootmenu.
Haiku is an open-source operating system currently in development designed from the ground up for desktop computing.
Tilink is a micro scada breakout project based around Texas Instruments line of programmable graphic calculators. Notably all programming may be done in TiBasic to ease development and focus on the problem. This is a Ti calculator based break out board.
the goal of this project is to build a stack for Lonworks Protocol and device working on this protocol
a5wear aims to be a complete replica of the classic environment, with a clean room implementation, allowing classic apps to interact like native win32 apps and to have shared access to win32 resources, without monopolization
Versatile is an operating system, its kernel is written in C with emphasis on speed, low memory footprint and clean code. One of the goal is to have orthogonal persistence and query based file system.
Kudu is a free, open source operating system. It is being written in ASM/C++, using NASM and g++ as compilers. We should have v0.1 out by the end of January 2008. 0.1 will have a working kernel and several working shell commands, including a timer.
A full featured hooking library for Windows 2000 and later. Supports 32- and 64-Bit processors, hooking through different terminal sessions and system services, injection of NET-Code and has a very fast IPC. A pure NET-Wrapper is also included.
Aurora OS is an operating system designed in a microkernel format for all users. The object is to develop a modular, mulitplatform, multitasking Operating System that is simple, effective, and powerful.
StarOS is a simple operating system kernel developed in C and assembly for the x86 line of processors. Still in early stages but planned to be a monolithic style kernel.
Xarnos - A new, highly configurable micro-kernel based OS.
A FOSS operating system that aims to meet NSA's TPEP TCB A1 evaluation standard while retaining application compatibility at minimal performance overhead.
A multi-tasking, multi-threaded micro-kernel operating system for the x86 platform.
It moves by itself inside networks like virus infection & plagues, it is being written to solve computer virus problem drastically and responsibly. It is legal, free and open for public domain to improve W3 ICT Security.
DSLinux is a Linux port for the Nintendo DS game console.
Super simplistic x86 real mode operating system.