Microkernel 14
Network 6
Object-Oriented 19
POSIX
Realtime 11
Research
Submicrokernel 11
TRON 8
Amoeba 2
Apostle 14
Archy 13
AtheOS 12
AtomsNet 56
AuroraOS 237
B-Free 8
BlueEyedOS 40
BoxOS 237
bpmk 3
BRiX 8
BSD-OS 1
Calmira 8
ChorusOS 5
CP-M 15
Croquet 25
Darwin 8
Degenerate OS 237
Delitalk 87
demingOS 87
dingOS
DOS2 217
DragonFly BSD 9
DR-DOS 8
dr'ex 11
DS-OS 10
eCos 5
EduOS 10
E.R.I.K.A. 11
Erlang 218
EROS 10
Exopc 11
Express 1
FDOS 10
Fiasco 13
FlashOS 237
Flux-Fluke-Flask 1
Fox 1
FreeBSD 74
FreeDOS 11
FreeRTOS 4
FreeVMS 71
FullPliant 8
GEM 11
Gemini Nucleus 14
GNOME 86
GNU Hurd 17
GNUstep 71
Go 87
Hactar 237
HOPE 2
Ianix
Inferno 11
JNode 11
JOS 11
JTMOS 14
JX 11
2K 3
KAOS 237
Katix 11
KDE 610
KolibriOS 4
KOS 10
L4 13
LeeOS 10
leJOS 11
LinksOS 14
Linux 2,380
MenuetOS 10
MINIX 14
Miranda 11
Mobius 237
MorphOS 9
MOSIX 56
Mungi 11
muVinix 14
Nemesis 3
NetBSD 49
NewOS 14
Nimbus 14
Nova 3
Objex 87
Odiseo 11
OpenBeOS 40
OpenBSD 95
OpenRavenscar 15
OpenSolaris 5
OS-C 3
OZONE 87
PIOS 6
PizziOS 237
Plan 9 30
Plex86 237
POSYS 14
PublicOS 87
RadiOS 11
RCOSjava 11
RDOS 237
ReactOS 14
ReWin 237
Roadrunner 11
ROME 87
RTEMS 6
rtmk 11
RTMX 3
RxDOS 4
Sanos 11
ScottsNewOS 237
Self-R 15
S.Ha.R.K. 5
ShawnOS 10
Slikware 10
sMultiTA 14
SOBS 14
SPIN 5
Spoon 14
Squeak 102
SunriseOS 10
Syllable 9
Synapse 237
TABOS 237
Thix 6
TinyOS 14
Torsion 11
Trinary 87
TUNES 3
UberOS 10
Unununium 11
V2 OS 6
Vapour 11
Visopsys 237
VSTa 1
XAOS 237
Xinu 6
x-kernel 134
Yamit 38
| | Standards - Hardware, Computers 42
Protocols - Internet, Computers 877
Open Source - Computers 719
Licenses - Open Source, Computers 49
Language-OS Hybrids - Languages, Programming, Computers 8
Open Source - Languages, Programming, Computers 2
WinRefunds - Microsoft, Licensing, Software, Computers 24
Closed Source - Operating Systems, Software, Computers 1
Education - Operating Systems, Software, Computers 10
Ada
BSD 272
DOS
Mach 38
ML 1
Oberon 51
Open Firmware 7
Unix 6
 IDA Open Source Migration GuidelinesIDA Open Source Migration Guidelines
 
From EUROPA Interchange of Data between Administrations, European Commission strategic initiative; practical, detailed recommendations ton migrate to Open Source Software office programs, calendaring, e-mail, others; developed with guidance from public sector IT experts of 9 nations; 418 pages; description, downloads.
|
Cefarix OSCefarix OS
 New project, intended as stable, fast, secure, reliable, easy to use, 32-bit protected mode OS for x86 and later PowerPC systems, open source, many features, graphical user interface (GUI), to replace Microsoft Windows, all versions.
|
Free Linux CD ProjectFree Linux CD Project
 Volunteers send used open source OS CDs (mostly Linux) to people who need them. Please contribute CDs or get a free CD.
|
FreeOS.comFreeOS.com
 Resource Center for Free Operating Systems: articles, documentation, download sites, news, links, and anything related to all Free OSs.
|
GeckOS/A65GeckOS/A65
 Full-featured, preemptive multi-tasking/threading operating system for 6502. Implements some Unix-like features: signals, semaphores, relocatable fileformat, standard library, internet support via a type of simplified sockets, virtual consoles.
|
KOSH: Community Operating System and HardwareKOSH: Community Operating System and Hardware
 A concept that has been around in one form or another for many years. Its root is the failure of single companies to address all the needs of all its customers, lack of interactivity, communications, feedback and involvement between producer and consumer, and lack of radical advancement and innovation due to fear of the producer in alienating its biggest customers.
|
LittleOSLittleOS
 New operating system. Goal: to be stable and easy to use. Everyone can join. In Français and English. [Open Source]
|
MacPortsMacPorts
 Aims to provide an easy way to install various open-source software products on MacOS X.
|
Managing the Complexity CurveManaging the Complexity Curve
 Short paper explains ease, costs to maintain system changes over time. Two models contrasted: closed vs. open source. For closed source, the more one knows, the harder it gets. For open source, the more one knows, the easier it gets.
|
Stupid OSStupid OS
 OS from India, coded in assembly and C; news, source and binary downloads. [Open Source]
|
WebRing: Free Operating SystemsWebRing: Free Operating Systems
 Several sites offering free OSs.
|
China to Invest in Linux-based SoftwareChina to Invest in Linux-based Software
 Government plans to put financial effort into Linux-based software; may rival Microsoft Windows in one of world's fastest-growing technology markets, official says. [CNN.com] (November 5, 2003)
|
Report: Japan, Korea, China to Break Windows TiesReport: Japan, Korea, China to Break Windows Ties
 Plans for governments and private sector firms of China, Japan, South Korea, to jointly work together to develop new OS to rival Microsoft Windows to be unveiled later this week, according to 2 Japanese newspaper reports. [InfoWorld] (September 2, 2003)
|
Japanese Manufacturers Back Off Proprietary OSesJapanese Manufacturers Back Off Proprietary OSes
 Japanese consumer electronics makers are backing away from efforts to move proprietary OSs into wider use, turning instead to open source OSs, mostly Linux. [EE Times] (January 23, 2003)
|
|
