1401 Autocoder (No IOCS macros; from Dick Weaver)
1401 Autocoder (With IOCS macros; from Paul Pierce)
1401 Diagnostic Tape
1401 Fortran V3M0
1401 Fortran V3M4
1401 standalone software collection (ROPE)
1401 standalone software collection (SIMH CLI)
1410 Diagnostics Tape
1616/OS 3.0b
1620 BANDIT
1620 Baseball (BBC)
1620 SPS 99 Bottles of Beer demo
1620 Tic-Tac-Toe
1700 MSOS 5.0 (Exxon development system)
1B/V3 3.0 (Demo)
2.10.1BSD
2.11BSD PL 400
2.9BSD
386BSD 1.0
3BSD
4.0BSD
4.1BSD
4.1cBSD
4.2BSD
4.3BSD
4.3BSD-Quasijarus0c
4.3BSD-Reno
4.4BSD for LUNA 68k
42nix 2.6
7090 LISP/Overlord 1.5
86-DOS 0.1c
86-DOS 0.34
86-DOS 1.0
8D DOS 1.0
8D DOS 1.30
8D DOS 2.10
8D DOS 2.31
9AP
9front 10277 "humanbiologics"
A/UX 1.1.1
A/UX 2.0
A/UX 3.0.0
A/UX 3.1.1
ABC-DOS 1.0
ACE 0.99
ADOS (RT-11) for UKNC 5.0
ADOS (RT-11) for UKNC 6.4
ADSS-15/FB 4A
ADSS-15/KMS 5B
AFROS (XaAES) 8.12
AFROS 2005-04-24
AFROS/MyAeS 2005-10-21
AGC Exec collection
AIX 4.3.3
AIX PS/2 1.3
AMOS (IQ-151) 4.1
AMOS 4.6
AMOS 5.0
ANDOS 3.1
ANDOS 3.30
AO-DOS 1.77
AO-DOS 2.10
AOS/VS 7.73
AOS/VS II 3.21
APE(X)C software collection
APF BASIC
APL\1130
AROS 2007-11-29 (x86-64)
AROS One 2.0
AROS Vision 2022
AROS-Max 2004-10-09
ARX 0.1
AT&T Research Unix "Version 0" a.k.a. "Unix-7"
AT&T Research Unix (gbaunix) 5th Edition (emulator version 0.0)
AT&T Research Unix 1st Edition (reconstructed)
AT&T Research Unix 4th Edition (June 1974; tape from University of Utah)
AT&T Research Unix 5th Edition (March 1975)
AT&T Research Unix 6th Edition
AT&T Research Unix 7th Edition
AT&T Research Unix 8th Edition
AT&T Research Unix 9th Edition
AT&T System III for PDP-11 3.0.1
AT&T System III for VAX 3.0.1
AT&T System V R2 for VAX
AT&T System V for 3b2 Release 3.2 Version 2
AT&T System V for PDP-11 Release 1
AT&T System V/386 R4.2 1.0
AT&T System V/386 Release 4.0 2.1
AT&T Unix PC System V R2 3.51m
Accent S4
Accent S6
Access Linux Platform Garnet VM test system 5.5.0
Acorn DOS for System 3
Agat DOS (English messages) 3.3
Agat DOS (Russian messages) 3.3
Agat MicroDOS 3.3
Agat booter software collection
Airemix AireOS 0.14.149
Alf games collection
Altair BASIC 3.2 (4k version)
Altair BASIC 4.0 (16k extended version)
Altair BASIC 4.0 (8k version)
Altair DOS 1.0
Altair Disk Extended BASIC 300-5-C
Altair Disk Extended BASIC 4.1
Altair Disk Extended BASIC 5.0
Alto OS 18/16 (Games)
Alto OS 18/16 (Smalltalk-76)
Alto OS 19/16 (BravoX)
Alto OS 20/16 (BCPL)
Alto OS 20/16 (Diagnostics)
Amiga UNIX (AMIX) 2.1c
Android (AOSP) 1.1 (Petit Four)
Android (AOSP) 1.5 (Cupcake)
Android (AOSP) 1.6 (Donut)
Android (AOSP) 2.1 (Eclair)
Android (AOSP) 2.2 (Froyo)
Android (AOSP) 2.3.3 (Gingerbread)
Android (AOSP) 3.0 (Honeycomb)
Android (alpha) 0.5 Milestone 3 RC20a
Android (alpha) 0.5 Milestone 3 RC22a
Android (alpha) 0.5 Milestone 3 RC37a
Android (alpha) 0.5 Milestone 5 RC14
Android (alpha) 0.5 Milestone 5 RC15
Android (beta) 0.6 Beta 0.9_r1-98467
Android (beta) 1.0 (build 119366)
Apple DOS 3.3 (Apple 3 Diagnostics)
Apple DOS 3.3 (Elk Cloner Source)
Apple DOS 3.3 (Journey from the End of Time)
Apple DOS 3.3 (MUSYS)
Apple DOS 3.3 (Master)
Apple Pascal 1.1 (Master)
Apple Pascal 1.3 (Old IIgs Tour)
Apricot CP/M-86 3.1 (DR Logo for Apricot F1)
Apricot MS-DOS 2.11 (Apricot F1 Activity)
Apricot MS-DOS 2.11 (Apricot F1 Field Service Tests)
Apricot MS-DOS 2.11 (GEM 1.2 for Apricot F1)
Artemis 71 (Apollo 15-17 CM, prerelease)
Artemis 72 (Apollo 15-17 CM, mission)
Arthur 0.30
Arthur 1.20
Asterix 1991-09-27
Atari DOS 2.5 (Demos 1)
Atari DOS 2.5 (Demos 2)
Atari System V 1.0-08 UE12 (Developer Prerelease)
AtheOS 0.3.7
Aton CP/M for TRS-80 Model II 2.23I
Aton CP/M for TRS-80 Model II 2.25B
Atrax 0.09
Aurora 12 (LM check-out, early version)
Aurora 88 (LM check-out)
Avigo OS 1004
B5x00 MCP Mark XIII
BASIC-16 Rev. A
BASIC-M25 (6Z002) 1.0a
BASIC-M25 (6Z002) 2.0a
BASIS 1.02
BBGDOS 1.0
BCS IOC 24173 Revision A (HP Chess)
BCS IOC 24173 Revision A (Scope demo)
BD-DOS 2.2
BKUNIX 0.2
BOS/360
BOW (BSD on Windows) 1.5
BSD/386 1.1
BSD/OS 4.1
Baker-Quick-DOS (MZ-80K) 2.5
Barbux 1.0.0
Bashkiria-2M (Hacker Club) CP/M 1.2 (apparently based on 2.2)
BeOS 3.1
BeOS 4.0
BeOS 4.5
BeOS 5.0.3
BeOS 5.1d0 (Exp/Dano) (beta; abandoned before final release)
BeleniX 0.3 (Solaris 11)
Bell Interpretive System Sieve of Eratosthenes demo
Best Tool Kit (Otladchik) various
BlinkOS 0.2a
BlueIllusion OS 0.036
Bluebottle (AOS) 2004-03-12
Bogodyne/LMI ZetaLisp System 500.0 R1.0
Boot Sector OS 0.01a
Borealis (modern LM check-out program)
Borealis OS 11
Breadbox Ensemble 4.1.3
Breadbox Ensemble 4.1.4-20231126
BugOS 2.0
Busicom 141PF firmware
C64 KERNAL (IDE64)
C64 KERNAL (With C=SOFT OS 2.2)
CAPS-11 01-02
CAPS-8 1.3
CC-40 BASIC
CCOS 2.2
CDOS (Cromemco) 02.58
CFFA1 Monitor 1.1
CLIX 7.6.20
CLIX 7.6.28
CODOS 2.0
COMX-35 BASIC 1.02
COS 1.17
COS-310 8.0
CP-V C00 (CPCP)
CP/A for Z9001 18.01.89
CP/M Plus for C128 3.0
CP/M Plus for Compupro 8/16 3.2 (Banked memory)
CP/M Plus for Compupro 8/16 3.2 (Non-banked memory)
CP/M for Acorn Z80 Tube 2.2
CP/M for Adam 2.2
CP/M for Altair (CP/NOS) 1.2 (based on CP/M 2.2)
CP/M for Altair (NovaDOS) 2.2
CP/M for Altair (P2DOS) 2.2
CP/M for Altair (SUPRBDOS) 2.2
CP/M for Altair 1.4
CP/M for Altair 2.2 (CP/M 1.4 development system)
CP/M for Altair 2.2 (CP/NET client)
CP/M for Altair 2.2 (Original image from SIMH 3.x ceoaltair.zip)
CP/M for Altair 2.2 (Regular system)
CP/M for Altair 2.2 (With MP/M 2.1, regular system)
CP/M for Altair 2.2 (With MPM 2.2; CP/NET server)
CP/M for Altair 3.0 (Regular system)
CP/M for Altair, with NZ-COM 2.2; NZ-COM 1.2
CP/M for Altair, with Z3PLUS 3.0 (Z3PLUS version 1.02)
CP/M for Aussie Byte II 3.1
CP/M for Compupro 8/16 2.2NZ (Diagnostics)
CP/M for Compupro 8/16 2.2NZ (Regular system)
CP/M for Compupro 8/16 2.2NZ-agn
CP/M for Compupro 8/16 2.2Q (Regular system)
CP/M for Einstein 3.0
CP/M for Excalibur 64 2.2
CP/M for FM-11 2.2
CP/M for Hector 2.2
CP/M for Horizon 2.2 (32k version)
CP/M for Horizon 2.2 (64k version)
CP/M for IQ-151 2.2
CP/M for Juku E5104 2.2
CP/M for Korvet 2.2
CP/M for MBC-200 2.2
CP/M for Mikrosha 2.2
CP/M for N8VEM 2.2
CP/M for Nascom 2.2
CP/M for Okean-240 2.2
CP/M for P112 3.0 (With ZP/M 3)
CP/M for PC-8801mk2 2.2 (CBIOS Rev 3.2)
CP/M for PSI98 2.2 (6.31-Z)
CP/M for Partner 3.0
CP/M for Partner-01 2.2
CP/M for PcW16 2.2
CP/M for Proteus 2.2 (Poly terminal)
CP/M for Proteus 2.2 (Serial terminal)
CP/M for RC702 2.2
CP/M for SMC-70/SMC-777 2.2
CP/M for SOL with NorthStar disk controller 2.2
CP/M for Sorcerer 1.42/3 (Set 1)
CP/M for Sorcerer 1.42/3 (Set 2)
CP/M for Spectrum Next 3.0
CP/M for Super 80 2.2
CP/M for Vector Graphic 2.2H (56K)
CP/M for X1 2.2
CP/M for Z1013 2.2
CP/M for ZX Spectrum 2.2 (QED 1.15)
CP/M-68K for Sage 1.2
CP/M-86 1.1 (PC) (AT - 1.4M floppy)
CP/M-86 for Compupro 8/16 1.1PB
CP/M-86 for MZ-6550 (2Z-030A) 1.1a
CP/M-86/80 2.00
CP/M-86/80 2.10
CPM-8000 for M20 1.1
CROMIX 11.27
CROMIX-PLUS 162
CROOK 5 8/13
CROOK 5 8/15
CS-DOS 1.50
CSIDOS 3.30
CSIDOS 3.32
CSIRAC software collection
CTOS III s1.3.5
CTSS MIT8C0
CUBIX 1.5
Caldera OpenLinux 1.1 Lite
Canon Cat OS 1.74
Canon Cat OS 2.40 (Built from recovered source code disks)
Canon Cat OS 2.40 (Dumped from ROM of development model)
Carnegie Internal Translator Sieve of Eratosthenes demo
Chippewa OS 1.0 beta; November reference (last modification date 1964-12-21)
Chokanji 4 (B-right/V) 4.104
Cintpos 20060727
Citrix Multiuser 1.0 (based on MS OS/2 1.21)
Citrix Multiuser 2.0 (based on IBM OS/2 2.0 LA 6H.177)
Clicker32 0.9.4
Cnix
CoIdris 2.37
Coherent 2.3.43
Coherent 3.1.0-DK
Coherent 3.2
Coherent 4.0.74
Coherent 4.2.14
Colossus 237 (Apollo 8 CM)
Colossus 249 (Apollo 9 CM)
Comanche 44 (Apollo 10 CM, prerelease)
Comanche 45 (Apollo 10 CM, prerelease)
Comanche 45r2 (Apollo 10 CM, mission)
Comanche 51 (Apollo 11 CM, prerelease)
Comanche 55 (Apollo 11 CM, prerelease)
Compaq MS-DOS 3.31 (With DeskMate 3.05)
Compaq MS-DOS 3.31 (With GEM 3.01)
Compaq MS-DOS 3.31 (With Windows 1.0 Beta)
Compaq MS-DOS 3.31 (With Windows 1.0 Premiere Edition)
Compaq MS-DOS 3.31 (With Windows 1.04)
Compaq MS-DOS 3.31 (With Windows 3.0 beta 1.14)
Compaq MS-DOS 3.31 (With Windows/386 2.03)
Compaq MS-DOS 3.31 (With Windows/386 2.11)
Compusense FLEX for Dragon 1.2.0
Compusense FLEX for Dragon 1.3.1
Compusense FLEX for Dragon 1.3.2
Compusense FLEX for Dragon 2.0.0
Concurrent CP/M-86 for Compupro 8/16 3.1
Concurrent CP/M-86 for RC759 2.1
Concurrent CP/M-86 for RC759 3.1
Concurrent CP/M-86 for Rainbow 2.5
Concurrent DOS for RC759 4.1
Concurrent DOS for RC759 5.2
ContOS 20020424a
Contiki 1.0
Contiki 1.2
Contiki 1.3
Corona 261 (AS-202 a.k.a. "Apollo 3" CM)
Crystal Research CP/M for MZ-80K 2.23
CyOS 1.3.58
CyOS 1.5.08
DCP 3.2
DCP 3.3
DDT for PDP-1
DEC OSF/1 for MIPS 1.0 Silver
DEC OSF/1 for MIPS 1.0 Tin
DEC OSF/1 for MIPS 2.0
DECsys-7
DEMOS 3.0
DEX 1.00SP
DG Nova DOS (original) 5
DG/RDOS 3.00
DG/UX 5.4 R4.20MU07
DIP DOS 2.11
DISPAK 117
DLX Linux 1.0
DMF-80/ST 1.0
DNOS 1.2.1
DNOS 1.3.0
DOCS 01/79
DOM (P856) 05
DOMUS 3.03
DOS MX 3.6
DOS+ for Altair (from Peter Schorn) 2.5
DOS-15 2A
DOS/360 R26.2
DOS/65 2.15
DOS/BATCH-11 10-01a
DOS/VS R34 (5-pack, for VM/370)
DOS/VS R34 (Minimal system)
DOS80 1.0
DOSPLUS 3.50
DP-II A.01
DR-DOS 6.0 (Hard drive; with GeoWorks Pro 1.2.8)
DR-DOS 7.02
DR-DOS 7.03 (Hard drive; with GeoWorks 2.0 and GEM/XM)
DRI DOS Plus for BBC Master 512 1.2
DROPS 2004-04-19
DSDOS 3.95
DSM-11 3.3
DTSS for GE-235 Phase IV (1965-08-26)
DX10 3.2.3
DX10 3.3.0
DX10 3.6.0
DX10 3.7.0
Darwin 0.3
Darwin 1.0
Datapoint CTOS 3.2
Datapoint DOS.C 2.
Dave Pitts TI-990 Research Unix 6th Edition (1.0.3)
DeadCD 0.4
Debian GNU/Hurd J2
Debian GNU/Hurd K10
Debian GNU/Hurd K7
Debian GNU/Hurd Unstable 20221029
Debian GNU/Linux 0.91
Debian GNU/Linux 2.2r5
Debian GNU/Linux 3.0
Debian GNU/Linux 3.1 (MIPS installer)
Debian GNU/MiNT 3.0
Dell System V/386 Release 4.0 2.2
Desert Spring-Time 2005-05-29
Dex4u 2005-12-06
Domain/OS SR10.4
Domain/OS SR10.4.1
Dragon BASIC (Dragon 64) 1.0
Dragon BASIC (Dragon Alpha) 1.0
DragonFly BSD 1.1-CURRENT
E/OS LX 0.2.5
EDOS 1.40
EDSAC software collection
ELKS 0.1.0
EOS 6
EOTA 4
EPOC16 (Psion Debugger) 3.95F (ROM 2.20E)
EPOC16 for Series 3 2.36F (ROM 1.00E) (DOS-hosted emulator build)
EPOC16 for Series 3a 3.22F (ROM 3.25F) (DOS-hosted emulator build)
EPOC16 for Series 3c 3.22F (ROM 5.20F) (DOS-hosted emulator build)
EPOC16 for Siena 3.22F (ROM 4.21A) (DOS-hosted emulator build)
EPOC16 for Workabout 3.22F (ROM 2.00F) (DOS-hosted emulator build)
EPOC32 Release 5 (1.05)
ESI-X
ESIX System V/386 Release 3.2 Revision C
ETOS 5B
EXELDOS 1.4
EXL100 tape/cartridge software collection
EXOS 2.4
Eclipse AOS 7.00
Eclipse Mapped RDOS (ZRDOS) 7.50
Eclipse Mapped RDOS (ZRDOS) 7.60
Eclipse OS 0.2-3
Einstein booter games collection
Elate (a.k.a. Intent/TAOS) 1.2
Elf standalone software collection
Elf/OS 0.2.2
Elf/OS 0.2.3
Elf/OS 0.2.4
Elf/OS 0.2.5
Elf/OS 0.2.6
Elf/OS 0.2.8 (Elf 2000)
Elf/OS 0.2.8 (Elf II)
Elliott 903 ALGOL software
EmuTOS 2006-02-20
Escape 0.3
Eurocom II FLEX 9.1
Excelsior 1.31
Exclaim 0.2.1
F-BASIC 5.0
FC-1000 OS
FENIX 0.2
FIG-FORTH for Altair 1.10
FIG-Forth for TI-990 1.0.0
FLEX for Proteus 2.8:3
FLEX for SWTPC 6800 2.1
FLEX for SWTPC 6809 2.9.2
FMG CP/M for TRS-80 Model II 2.21
FMI/OS 2005-07-21
FOCAL-15 (paper tape) 6B
FOCAL/990
FOCAL69
FODOS for UKNC 3.0
FOR TRANSIT Sieve of Eratosthenes demo
FOR TRANSIT graph demo
FORTH980 1.0.1
FP-200 OS 1.0
FSD-Amoeba 2002-A
FX-7500G OS
FX-8000G OS
FX-890P OS
Fiwix 0.1.5
FlexOS 2.3 (COROS LS-B 4.01)
Forth OS Plus 2.0
ForthOS 1.0
Foton IK-02 games collection
FreeBSD 1.0
FreeBSD 4.7
FreeDOS 1.1.17 (Floppy)
FreeDOS 1.1.17 (Hard drive (QEMU demo image))
FreeDOS 1.1.26a (w/muLinux; minimal install)
FreeDOS 1.1.34 (Hard drive (w/OpenGEM))
FreeDOS 1.1.35w (Hard drive (protected mode tutorials))
FreeDOS 1.3 (Hard drive (w/open source Breadbox Ensemble 4.1.4))
FreeDOS 32 0.0.3 beta
FreeNOS 0.0.4
FreeVMS 0.0
Fuzix 0.3
GEMDOS for Lisa 1.1
GEORGE 3 8.67 (Bare metal (EM1900))
GEORGE 3 8.67 (High-level emulator (G3EE))
GEOS for C128 1.0
GEOS for C64 2.1
GEOS for the Apple 2 2.1
GNO/ME 2.0.6
GRiD-OS (InteGRID) 3.3.1
GS/OS 4.0 (Master)
GS/OS 4.0 (New IIgs Tour)
GS/OS 5.0.4
GS/OS 6.0.1
Genode (Demos) 2009.09
Genode (Sculpt) 25.04
GeoWorks Ensemble 2.0
GeoWorks Pro 1.2.8
Ging (Debian GNU/kFreeBSD Live CD) 0.1.0
Gnuppix (Hurd/L4) 2005-03-01
H8 cassette software collection
HC DOS 2.2
HDOS 1.5
HDOS 1.6
HDOS 2.0
HDOS 3.02
HELP-3
HJÆLP 1
HP 2000/ACCESS Time-Shared BASIC 1812
HP 2000A Time-Shared BASIC 20596f
HP 2000E Time-Shared BASIC 1534
HP 2000F TSB 1410
HP 21xx Paper-Tape BASIC 20392 Rev B
HP 21xx Plotter Diagnostics
HP 21xx Scope Test Pattern Generator
HP 21xx Storage Scope Test Pattern Generator
HP 21xx TV Diagnostics
HP 41CX OS
HP 64000 OS 2.11
HP 71B BASIC
HP 75D BASIC
HP 9810A OS (V1) 1
HP 9810A OS (V2) 2
HP 9820A HPL
HP 9821A HPL
HP 9825A HPL
HP 9825B HPL
HP 9825T HPL
HP 9830A BASIC
HP 9830B BASIC
HP 9831 BASIC
HP 9845B BASIC
HP 9845C BASIC
HP 9845T BASIC
HP BASIC/WS 5.1
HP DOS ("DOS-I") 20597-60001C
HP DOS-III 1610
HP DOS-M Product #24225 Rev F
HP MTS (Magnetic Tape System) 20595B
HP Pascal 3.25
HP-38G OS
HP-39G OS
HP-48GX OS
HP-48SX OS
HP-49GX OS
HP-85B BASIC
HP-87 BASIC
HP-IPL/OS 1.52a
HP-UX 10.20
HP-UX 11i v1 (B.11.11)
HP-UX 9.10
HP-UX/RO 5.0
Haiku 0.1 pre-alpha (date unknown)
Haiku R1 Alpha 1
Haiku R1 Beta 4
Haiku R1 Pre-Alpha
HamsterOS 0.3
HanaOS Final
HanoiOS
HariboteOS 2.7
Heath/Zenith CP/M 2.2x03
Hector tape software collection
HelenOS 0.2.0
HelenOS 0.4.0
Hitachi Level-3 BASIC 1.0
Honeywell Series 16 paper tape software collection
Human68K 1.01
Human68K 2.01
Human68K 3.02
IAS 3.0
IBM 1130 DMS V2M12
IBM 1410 OS (PR155) ?
IBM 1410 POS (PR108)
IBM 5110 OS
IBM 650 Sort (tape and RAMAC)
IBM 650 Sort (tape only)
IBM OS/2 ("CP-DOS"/"286-DOS"/"ADOS"/"DOS 5") 1.0 Alpha 7.68
IBM OS/2 ("CP-DOS"/"286-DOS"/"ADOS"/"DOS 5") 1.0 Alpha 7.68.18 (SIZZLE)
IBM OS/2 (Extended Edition) 1.1
IBM OS/2 (Extended Edition) 1.2
IBM OS/2 1.0 Extended
IBM OS/2 2.0
IBM OS/2 2.0 Beta 6.123
IBM OS/2 2.0 Beta 6F.167
IBM OS/2 2.0 Limited Availability pre-release (6H.177)
IBM OS/2 2.0 beta 6.605
IBM OS/2 2.1
IBM OS/2 3.0 Connect
IBM OS/2 4.0
IBM PC Xenix 1.00
IBM PC Xenix 2.00
IBSYS (709x) V13-19
IDOS 2.0
IMDOS 2.05
IQ151 Basic 6
IQ151 Basic g
IRIMS MicroDOS for KC85 2.6
IRIMS MicroDOS for Vector-06c 3.1
IRIMS MicroDOS for Vector-06c 3.2
IRIS 7.5
IRIX 5.3+XFS
IRIX 6.5.22m
ISIS-II 4.3
ITS 1651
Idris-ST 3.15a
Imlac PDS Clock
Imlac PDS Wumpus
Imlac PDS software collection
Inferno Fourth Edition (20100115)
Intel System V/386 Release 4.0 2.0
Interact Home Computer software collection
Interactive System V/386 Release 3.2 2.2
Interactive System V/386 Release 3.2 3.0
Interactive System V/386 Release 3.2 4.1
Interlisp (Medley) 231103 (328d3f53)
Interpretive FDS demo
Ishkur CP/M 2.2 Alpha
JNode 0.1.5
JR-HuBASIC 2.0
JTMOS 1.0.5035
JX 2002-07-21 (Small AWT demo)
JX 2002-08-02 (AWT demo)
JariOS 0.0.1a
JaysOS 0.2.1
Jodan-DOS for X1 1.0
Jupiter Ace FORTH
K-OS One
KANRININ/3 1.05h
KC-CAOS 4.4
KOS 6.05
KRONOS 2.1
Kid Operating System 2005-05-17
Kitahei (OS-AMU) V01a
Ko-Window 2.24+14
Koei DOS games collection 3.10
KolibriOS 0.5.1.0
Kyotronic KC-85 OS
L3FREI 03.15.0 (kernel build 31688)
L4/Pistachio demo (pingpong)
L4Minix-E 0.1
L4Minix-S 2.0.2
LBC-1100 BASIC
LDOS 5.3.1
LEC Personal CP/M for MZ-800 1.3
LEC Personal CP/M for MZ-800 1.4
LEC Personal CP/M for MZ-800 2.3
LEC Personal CP/M for MZ-800 4.1
LEO III Master Program 00401
LGP-30 Blackjack
LGP-30 software collection
LK-SHELL 4.58
LNG 0.20
LNG 0.21
LOS-96 1.6
LP49 2009-11-11
LS-DOS for Model 4 6.3.1
LS-DOS for Model II 6.2.0
LS-DOS for Model II 6.3.1
LSE/OS 2004-12-08
LSX
LSX for UKNC
LUnix 0.1p4
Lifeboat Associates CP/M for TRS-80 Model II 2.24-a
Lifeboat Associates CP/M for TRS-80 Model II 2.25-d
Lifeboat CP/M for Vector Graphic 1.411
LindowsOS 2.1.40
Linux (boot/root) 0.01-3.3
Linux (boot/root) 0.11 (Boot floppy (ramdisk kernel))
Linux (boot/root) 0.11 (Hard drive)
Linux 0.0 (replica)
Linux QEMU PPC demo
Linux/ARM QEMU demo 2.6.14
Linux/SPARC QEMU demo
Lisa Monitor 12.3
LisaOS 2.0
LisaOS 3.1
Lisp for PDP-1
Luminary 099 (Apollo 11 LM, mission)
Luminary 099r0 (Apollo 11 LM, prerelease)
Luminary 116 (Apollo 12 LM)
Luminary 130 (Apollo 13 LM, prerelease)
Luminary 131 (Apollo 13 LM, prerelease)
Luminary 131r1 (Apollo 13 LM, mission)
Luminary 163 (Apollo 14 LM, prerelease)
Luminary 173 (Apollo 14 LM, prerelease)
Luminary 178 (Apollo 14 LM, prerelease)
Luminary 210 (Apollo 15-17 LM, mission)
Luminary 69r0 (Apollo 10 LM, prerelease)
Luminary 69r2 (Apollo 10 LM, mission)
Lunar Lander
LynxOS 3.0.0
LynxOS 4.0.0 (Evaluation)
MAS 8.12
MAS 9
MCC Interim Linux 0.99p10+
MCC Interim Linux 0.99p8+
MCC Interim Linux 1.0+
MCC Interim Linux 1.2
MDEX for Mini-Cortex CX 3.4
MDOS (Motorola) 3.05
MDOS (Myarc) 6.50
MIKROS 2.2
MIPS RISC/os (UMIPS) 4.52
MIR 002
MIT CADR ZetaLisp System 78.48
MK-85 BASIC
MK-90 BASIC 2.0
MK-DOS 3.15
MK-DOS 3.17
MKDOS 2.10
MMS CP/M 3.0
MNBIOS Demo 3
MONITOR-6
MOS for BBC Master 128 3.20 (ARM Evaluation System)
MOS for BBC Master 128 3.20 (Base)
MOS for BBC Master 128 3.20 (Z80 Tube (boots into CP/M))
MOS for BBC Master 128 3.50 (32016 Tube)
MOS for BBC Master 128 3.50 (Base)
MOS for BBC Master 512 3.20
MOS for BBC Master Compact 5.10 (Base)
MOS for BBC Model B 0.1
MOS for BBC Model B 1.20
MP/AOS 2.00
MP/M for Altair 2.1 (CP/NET server)
MP/M for Altair 2.1 (Regular system)
MP/M for P112 1.1
MP/M for P112 2.1
MP/M-86 for Compupro 8/16 2.1
MP/OS 3.02
MPE-V/E G.40.00
MPE-V/R E.01.00
MPOS E.29
MPX-32 3.4
MS-DOS 3.30 (Floppy; with Windows 1.01)
MS-DOS 3.30 (With GRID-OS 3.31)
MS-DOS 4.01 (With Windows 3.0 Beta 1.33)
MS-DOS 4.01 (With Windows 3.0 beta 1.55)
MS-DOS 4.01 (With Windows 3.0)
MS-DOS 5.0 (Minimal boot floppy)
MS-DOS 5.0 (With HP 200 LX Application Manager (Connectivity Pack))
MS-DOS 5.0 (With NetWare 4.11)
MS-DOS 5.0 (With Windows 3.1 beta 026)
MS-DOS 5.0 (With Windows 3.1)
MS-DOS 5.0 (w/PC-Choices)
MS-DOS 6.22 (With COROS LS-B 4.01)
MS-DOS 6.22 (With DESQview/X 2.1)
MS-DOS 6.22 (With Windows 3.11 and NewDeal 2000)
MS-DOS 6.22 (w/CoIdris)
MS-DOS 7.1.1111 (from Windows 95 OSR2) (Boot floppy)
MS-DOS 8.0.3000 (from Windows ME) (Boot floppy)
MS-DOS for Cromemco 1.25
MS-DOS for FM Towns (with TownsOS) 3.1 L24 (Towns System Software 1.1 L20)
MS-DOS for FM Towns (with TownsOS) 6.20 L10 (Towns System Software 2.1 L51)
MS-DOS for M20 with second processor 2.00
MS-DOS for MZ-6550 (2Z-048) 2.11
MS-DOS for PC-D 2.11
MS-DOS for PC-D 3.10
MS-DOS for Rainbow 2.01
MS-DOS for Rainbow 2.05
MS-DOS for Rainbow 2.11
MS-DOS for Rainbow 3.10
MSX-DOS 1.0 (Floppy)
MSX-DOS 1.03 (Hard disk w/SymbOS 1.1)
MSX-DOS 2.31 (Floppy)
MSX-DOS for Aleste 1.04
MSX-DOS for MZ-2500 (Multiplan) 1.00
MTS D6.0A
MULTOS-8 3D (base OS/8 system)
MUSIC/SP 6.2
MZ-1500 booter software collection
MZ-2000 tape software collection
MZ-2000/2200 CP/M by Toshio Fukui 2.2
MZ-2000/2200 CP/M by Toshio Fukui 2.2 Release 1.1
MZ-2000/2200 CP/M by Toshio Fukui 2.2 Release 1.2
MZ-2500 disk booter software collection
MZ-2500 monitor machine language software collection
MZ-700 booter software collection
MZ-800 booter software collection
MZ-80A booter software collection
MZ-80B tape software collection
MZ-80K booter software collection
Mac OS (Classic) 1.0 alpha; Sony Test (Mac16D0 System "6.9", Flounder 4.4)
Mac OS (Classic) 1.0 alpha; Sony Test (System "7.0", Finder 1983-10-04)
Mac OS (Classic) 1.0 alpha; Twiggy (Finder 1.6) (MacPaint)
Mac OS (Classic) 1.0 alpha; Twiggy (Finder 1.6) (MacWrite)
Mac OS (Classic) 5.1 (System 4.3, Finder 6.0)
Mac OS (Classic) 6.0 (System 6.0, Finder 6.1)
Mac OS (Classic) 6.0.5 (System 6.0.5, Finder 6.1.5)
Mac OS (Classic) 6.0.8 (System 6.0, Finder 6.1)
Mac OS (Classic) 7.0.1 (Floppy)
Mac OS (Classic) 7.0.1 (Hard Drive)
Mac OS (Classic) 7.0a9 (alpha)
Mac OS (Classic) 7.1.1 (Hard Drive)
Mac OS (Classic) 7.5.3
Mac OS (Classic) System 1.1, Finder 1.1g (a.k.a. "System Software 0.1")
Mac OS (Classic) System 2.0, Finder 4.1 (a.k.a. "System Software 0.5")
Mac OS (Classic) System 3.2, Finder 5.3 (a.k.a. "System Software 1.1")
Mac OS (Classic) System 4.1, Finder 5.5 (a.k.a. "System Software 2.0.1")
Mac OS 7.6.1
Mac OS 8.0
Mac OS 8.0 beta (7.7a3c1)
Mac OS 8.1
Mac OS 8.5
Mac OS 8.6
Mac OS 9.0.4
Mac OS 9.1
Mac OS 9.2.1
Mac OS Copland 8.0 D12 MCE
Mac OS X 10.0 Developer Preview 1
Mac OS X 10.0 Developer Preview 2
Mac OS X 10.0 Developer Preview 3
Mac OS X 10.0 Developer Preview 4
Mac OS X 10.0 Public Beta 1H39
Mac OS X 10.0.0
Mac OS X 10.1.0
Mac OS X 10.2.0
Mac OS X 10.3.9
Mac OS X 10.4.11
Mac OS X 10.5.9 (Sorbet Leopard)
MacMiNT 1.12.6 (19980813)
MacMinix 1.5
MacWorks XL 3.0 (Mac OS: 4)
Mach/4.3BSD 2019
Mach/Lites/NetBSD 1.1
Mach386 2.6 #1.0 (X108+MSD)
MachTen 2.3
Magic Cap 3.1 (build 2001)
Managarm 2021-05-30
MandrakeLinux 8.2
MandrakeMove 10.0
Marist College Linux/390 2001-05-01
MaxOS Linux 376.07142000 (Genesis Version Deluxe)
Medos 4.2
Medos 5.2
Memotech CP/M (HexTrain) 2.2
Memotech CP/M 2.2 (CFX-II)
Memotech CP/M 2.2 (No CFX-II)
Memotech Disk BASIC (CFX-II)
Memotech Disk BASIC (No CFX-II)
MenuetOS 0.76
MenuetOS 64 0.18
Micro Color BASIC (Alice 90) 2.4
Micro Color BASIC (MC10) 2.4
Micro Complex DOS 7.0
Micro OS X 2.1
Micro Technology MZ-80B CP/M 2.2.2
Micro/RSX 1.0 BL7.0
MicroVMS 4.7
Microbee 128K CP/M 2.20
Microbee 128K CP/M for 256TC 2.20
Microbee 56K CP/M 2.2
Microbee 56K CP/M with CCPZ 2.2
Microbee 56K CP/M with ZCPR 1 2.2
Microbee 56K CP/M with ZCPR 2 2.2
Microbee CP/M Plus 3.0
Micropolis MDOS for Vector Graphic 3.0
Microport System V/386 Release 3.2 3.2.2 (2.0L)
Microport System V/AT Release 2 2.3.0-L
Microsoft OS/2 (Nokia OEM) 1.1
Microsoft OS/2 1.0 Beta 3.42.1.1
Microsoft OS/2 1.1 Beta 4.72
Microsoft OS/2 1.1 Beta 4.99
Microsoft OS/2 1.30.1
Microworld Disk BASIC
MikeOS 1.0.0
Mikrosha FORTH 6.3
Mikrosha tape software collection
Minerva 1.89
Minerva 1.97
Minerva 1.98 (Minimal system)
Minerva 1.98 (QL/E (shares disk images with SMSQ/E QL/E))
Mini-Unix
Minirighi 0.10.03
Minix 1.1
Minix 1.5 (Linux 0.1x development)
Minix 1.5 (Stock (mostly))
Minix 2.0.4
Minix 3.1.1
Minix 3.1.2-b2
Minix 3.1.5-b5547
Minix 3.2.0
Minix 3.3.0
Minix 3.4.0rc6
Minix for Atari ST 1.5
Minix-VMD 1.7.0
ModulOS 0.3.3
Mona 0.2.0
Mona 0.3.0
Montana State University BASIC
Montezuma Micro CP/M for TRS-80 Model 4P 2.2 (BIOS 2.30)
MorphOS 3.17
Mort 0.5 (2006-11-03)
Multics MR12.8
Multitasking MS-DOS (Goupil OEM) 4.00
Multitasking MS-DOS 4.00
Munching Squares for PDP-1
Mungkie Linux (1diskxwin) 1.2
MyDOS 4.5
MyPicoDOS 4.05 (Games)
N20-BASIC
N88-BASIC for PC-8801mkII 1.4
NAA SpeedEx Assembler demo
NABU CP/M 3.0
NAS-SYS/NAS-DOS 3
NC100 OS 1.00
NC100 OS 1.06
NC200 OS 2.01
NEC MS-DOS for PC-98 3.30
NEC MS-DOS for PC-98 6.20
NEC PC-8201 OS
NEC PC-8300 OS
NEWDOS/80 2.5
NEWS-OS 4.2.1aRD
NORC tape demo
NORD 2.11
NORTON-BK 1.02
NOS 1.3 PSR 485 (Florida State University customized)
NOS 2.8.1 (PSR 803)
NOS 2.8.7 (860 dual-state with NOS/VE)
NOS 2.8.7 (875 with CYBIS)
NOS/BE 1.5 PSR 712
NOS/MT for Mini-Cortex CX 3.0
NOS/VE 1.8.3 L857
NR9003 Assembler demo
NT-DOS 4
NWSOS 0.034
Nabu IOS
Nameless OS (newsys) Alpha 8
Native Oberon (PC) 3 (PC Native 2.3.6)
NeXTStep (68k) 3.1
NeXTStep (68k) 3.2
NeXTStep (68k) 3.3
NeXTStep (x86) 3.3
NeXTStep 0.8
NeXTStep 0.9
NeXTStep 1.0
NeXTStep 1.0a
NeXTStep 2.0
NeXTStep 2.1
NeXTStep 2.2
NeXTStep 3.0
NetBSD 0.8
NetBSD 0.9
NetBSD 1.0
NetBSD 1.6.2
NetBSD 1.6U (Minimal image (QEMU demo))
NetBSD 3.0
NetBSD for VAX 1.2
NetWare 4.11
NetWare 6.5 SP8
NewDeal Office 2000 4.0
NewDeal Office 3.2a
NewOS 1999 (2004-06-06)
NewOS 2002-07-25
Newton OS 2.1 (MessagePad 2000)
Newton OS 2.1 (MessagePad 2100)
Newton OS 2.1 (eMate 300)
NextZXOS 2.06h
Nintendo ES 0.1.5
NitrOS-9 Level 1 for Dragon 32/64 3.2.4
NitrOS-9 Level 1 for Dragon Alpha 3.2.4
NitrOS-9/6309 for CoCo 3 3.2.6
NoName 2003-03-12
Nokia 9110 PEN/GEOS (Windows-hosted simulator) 3.6.10
Nokia CP/M 2.2 * M6
NorthStar DOS for Altair 5.1
NorthStar DOS for Horizon 2.1.1 (Double density)
NorthStar DOS for Horizon 2.1.1 (Quad Density)
NorthStar DOS for Horizon 5.0
NorthStar DOS for Horizon 5.1
NorthStar DOS for SOL 5.2DQ
Nova Unmapped RDOS (URDOS) 7.50
Novell DOS 7.0 (With GeoWorks Ensemble 2.0)
OASIS for TRS-80 Model II 5.5
OASIS for Vector Graphic 5.5 (multi-user)
OPENSTEP (68k) 4.0
OPENSTEP (68k) 4.2
OPENSTEP (x86) 4.2
ORDOS 4.03
OS BK-11 4.1
OS-65D for C1P 3.3 (Tutorial, with menu system)
OS-65D for C4PMF 3.1 (Dealer demo)
OS-65D for C4PMF 3.1 (Games Disk III)
OS-65D for C4PMF 3.3 (Hi-res graphics)
OS-65D for C4PMF 3.3 (Tutorial, with menu system)
OS-65D for C8PDF 3.1 (With DQ Secretary menu system)
OS-65D for C8PDF 3.2 (Plot BASIC)
OS-65D for C8PDF 3.3 (Tutorial, with menu system)
OS-65U 1.42
OS-8 3D (With MULTOS-8)
OS-8 3Q (Regular image)
OS-8 3Q (With ETOS V5B)
OS-9 Level 1 for Dragon 32/64 1.2
OS-9 Level 1 for Dragon Alpha 1.2
OS-9 Level 1 for SWTPC 6809 1.2
OS-9 Level II for CoCo 3 2.0.1
OS-9 Level II for FM-11 1.2J
OS-9 for MO5 2.0.1
OS-9/68K for X68000 2.4 (PWIN)
OS-9/68K for X68000 2.4 (Text console)
OS-9/x86 (a.k.a. OS-9000/x86) 6.1
OS-DOS 1.0
OS-DOS 2.3
OS-DOS 2.31
OS-DOS 2.41
OS-DOS 2.61
OS-DOS 3.60
OS-DOS 3.62
OS-DOS 3.70
OS-X 2.0
OS/3 4.2
OS/32 6.2
OS/32 7.2
OS/32 8.1
OS/360 MVT 21.8f (ASP)
OS/360 MVT 21.8f (HASP)
OS/78 1
OS/A65 for 32k PET 2.0.0
OS/A65 for C64 2.0.0
OS/A65 for CBM 8x96 2.0.0
OS/M 3.0
OS/VS1 6.0
OS/VS1 6.7
OS/VS2 MVS 3.8J (TK4-)
OSA for MS-0515 1.0
OSASK 4.6
OSSO 0.0.6
OZ 2.2.0
OZ 3.0
OZ 4.0
OZ 4.2
OZ 4.3.1
OZ 4.4.1
OZ 4.5
OZ 4.6
OZ 4.7
OZ 5.0 Beta (Git revision 87d56ee)
OZONE 2004-01-03
Oblivion 0.03
Olivetti M10 OS
OnThree BOS 1.0
Onyx 1.02
Onyx 1.07
Onyx 1.2
OpenBLT 2000-05-17
OpenBSD 3.5
OpenDarwin 7.2.1
OpenMoko 2007.11
OpenServer (SCO UNIX System V R3.2) 5.0.7
OpenServer 6.0.0
OpenVMS Alpha 7.3-1
OpenVMS VAX 6.2
OpenZaurus (GPE) 3.5.2
OpenZaurus (Opie) 3.5.2
Operators' Executive (E6RM) Mark 1 Version 5 (Gen 54)
OrangePekoe 0.12.0126.20040919
Organiser II CM OS 2.4
Organiser II LA OS (Multilingual) 3.7
Organiser II LA OS 3.3
Organiser II LZ OS 4.6
Organiser II LZ64 OS 4.4
Oric DOS 1.13
Oric booter software collection
Orion PRODOS 1.01
Orion PRODOS 1.10
Orion PRODOS 2.00
Orix 2022.4 (20221011)
P-System for LSI-11 II.0
P-System for RC702 II.0
P.I.M.P.S. Monitor 1.0
P/OS 3.2
P?S/8 Z
PAMPUK Disk FORTH 1.0
PB-1000 OS
PB-2000C OS
PC-1245 OS (MC-2200)
PC-1245 OS (PC-1245)
PC-125x OS (PC-1250)
PC-125x OS (PC-1251)
PC-125x OS (PC-1251H)
PC-125x OS (PC-1253)
PC-125x OS (PC-1255)
PC-125x OS (Tandy PC-3 (4k))
PC-125x OS (Tandy PC-3)
PC-126x OS (PC-1260)
PC-126x OS (PC-1261)
PC-126x OS (PC-1262)
PC-128x OS (PC-1280)
PC-1401 OS (PC-1401)
PC-1401 OS (PC-1402)
PC-1403 OS (PC-1403)
PC-1403 OS (PC-1403H)
PC-1421 OS
PC-1425 OS
PC-1450 OS
PC-1475 OS
PC-1500 OS (PC-1500)
PC-1500 OS (PC-1500A)
PC-1500 OS (Tandy PC-2)
PC-1600 OS (PC-1600)
PC-6001 N60-BASIC
PC-6001A N60-BASIC
PC-6001mk2 N60-BASIC
PC-6001mkIISR N60/N66-BASIC
PC-6601 N60/N66-BASIC
PC-6601SR N60/N66-BASIC
PC-BSD (FreeBSD) 0.7.8 (based on 5.4)
PC-Choices 5.0
PC-DOS 1.0
PC-DOS 1.1
PC-DOS 2.00 (w/Visi On 1.0)
PC-DOS 2000 7.0.1 (With Breadbox Ensemble 4.1.3)
PC-E5x0 OS (PC-E500)
PC-E5x0 OS (PC-E500S)
PC-E5x0 OS (PC-E550)
PC-Engine 1.1
PC-G850V OS
PC-MOS 1.02
PC/IX 1.0
PCIF (TI P-System) 1.2.1
PCOS 1.0.2
PCOS 1.3
PCOS 1.3d
PCOS 1.3f
PCOS 2.0f
PCOS 2.0h
PCOS 3.0e
PCOS 4.1a
PCPI Appli-Card CP/M 2.2
PDOS/390 Stage 67
PDP-8/I 4K Disk Monitor System (Master disk)
PDP-8/I Disk Monitor System (Demo)
PERT for NORC
PK 0.9.2
PK8000 ROM BASIC 1.2
PL516
PN-8800FXB OS
PNX 1.3
PNX 2.0H
POLYSYS 3.0
POLYSYS 3.4
POS D.61
POS F.0
POS F.1
POS F.15
POS G.6
POS G.7
PRIMOS 18.3.1
PRIMOS 19.2
PRIMOS 20.2.8
PRIMOS 21.0.6
PRIMOS 22.1.2
PRIMOS 22.1.4c
PRIMOS 23.4.Y2K.R1
PRIMOS 24.0.0.r15
PSI-OS 12.2
PTS-DOS 2000
PTS-DOS 32 (build 141)
PWB/UNIX 1.0
Palm OS 4.1.2
Palm OS Cobalt 6.1.0 (Tungsten T3)
Palm OS Garnet 5.2.1 (Tungsten T3)
Palm OS Garnet 5.4.7 (Tungsten E2)
Palm OS for Garnet VM 5.5.0
Panos 1.4
Pedigree 0.1 (Foster)
Pegasus Initial Orders
Personal CP/M for Adam 1.00
Personal CP/M for Altair 1.0
Personal CP/M-86 2.04 (PC)
Phoenix RTOS 1.1
Pick System R83 V3.1
Pickles & Trout CP/M for TRS-80 Model II 2.2m
Pico-DOS for C1P 1.0 (Regular system)
Pico-DOS for C1P 1.0 (Victory Software Games)
Pilot (GlobalView) 1.05 for X on SunOS
Pilot (GlobalView) 2.1 for Windows (For Dwarf)
Pilot (GlobalView) 2.1 for Windows (For original Windows-based emulator)
Pilot (XDE) 15.3
Plan 9 2nd Edition
Plan 9 4th Edition
Plan B Third Edition
Plexus Sys5.2 5.2r8
Poly-8813 Exec 4d (Games)
Poly-8813 Exec 76 (ADVENT)
Poly-8813 Exec 96 (System disk)
Poly-8813 Exec 96 (WordMaster)
Poly-8813 Exec 96 (Worm)
Power MachTen 4.1.4
Pragma Linux 0.0.6 Alpha
Prex 0.3.0
Prex 0.7.0
ProDOS 1.1.1 (With Apple II Desktop)
ProDOS 1.1.1 (w/Apple II GEOS)
ProDOS 16 1.1
ProDOS 16 1.3
ProDOS 16 1.6
ProDOS 2.0.3
Prologue 2.3b for Olympia People PC
Prologue TwinServer 2.4
Proolix 0.1.2.1
QEMU Linux SuperH Demo
QEMU x86 Linux demo Kernel 2.4.21
QEMU x86 Linux demo Kernel 2.5.74
QNX 1.2
QNX 2.10 (Demo floppy)
QNX 2.21
QNX 4.0
QNX 4.23
QNX 4.24
QNX 4.25 (Demo floppy (Network v4.00))
QNX 4.25 (Hard disk (Full install))
QNX Neutrino 2.0
QNX Neutrino 6.0.0
QNX Neutrino 6.1.0
QNX Neutrino 6.2.0 (NC)
QNX Neutrino 6.3.2
QNX Neutrino 6.4.1
QP/M for Altair 2.7
QUNIX (QNX beta) 0.4
RAFOS-Plus 2.1/4.00
RAMDOS 2.02
RANDOS 1.0
RANDOS 2.0
RC 4000 Monitor 3.0
RC702 COMAL-80 (standalone) 1.06
RC702 COMAL-80 (standalone) 1.07
RC702 COMAL-80 (standalone) 1.08
RC702 COMAL-80 (standalone) 1.11
RC702 COMAL-80 (standalone) 1.12
RC702 COMAL-80 (standalone) 1.13
RC702 Diagnostics
RCA MicroDOS 1.1
RCA UT62 Monitor (MCDS)
RDOS (PC) 2006-05-07
RISC OS 2.01
RISC OS 3.11 (Full system (universal boot installed))
RISC OS 3.11 (Minimal (Old boot))
RISC OS 3.71
RISC OS 5.27 Direct
RISC iX 1.2.1c
RL-H1000 OS
RM/COS 2.4.03
RMoX 0.1.3
RMoX 0.1.6
RSTS/E 7.0-07 (Full system (Project Delta))
RSTS/E 7.0-07 (Minimal system (llama))
RSTS/E 9.6-11
RSX-11D 06.2
RSX-11D 4A
RSX-11M 3.1
RSX-11M 3.2
RSX-11M 4.2
RSX-11M+ 2.1
RSX-11M+ 4.4
RSX180 6.26
RT-11 01-15
RT-11 02C-02
RT-11 03B-00
RT-11 4.0G
RT-11 5.3
RT-11 5.3 (With TSX-PLUS 5.1B)
RT-11 for Nemiga 5.0
RT-11 for PRO-3x0 5.3
RT-11 for Soyuz-Neon 5.4
RT-11 for UKNC 5.0
RT-11 for UKNC 5.1
RT-11 for UKNC 5.2
RT-11 for UKNC 5.3
RT-11 for UKNC 5.4
RT-11 for UKNC 5.7
RTE-6/VM 2340
RTE-6/VM 2540
RTE-6/VM 4010
RTE-6/VM 6200
RTE-B Revision B
RTE-FH ("RTE-I") Product # 29016
RTE-II 29101 Revision C
RTE-II Revision 2440
RTE-III Revision 1926
RTE-IV Revision 2013
RTE-IVB Revision 5010
RTE-MH ("RTE-I") Product # 29016
RTEMS (Demo programs)
RTOS-UH 7.9-P
Radio-86RK booter software collection
ReactOS 0.2.6
ReactOS 0.3.4
ReactOS 0.4.15-dev-6851-g6691cb
Red Hat Commercial Linux 1.1
Red Hat Linux 3.0.3 (Minimal)
Red Hat Linux 6.0
Red Hat Linux 6.2 (Rescue system)
Redox 0.6.0
Regional Assembler demo
Replenished Basic R.C for MZ-80K
Research Unix Seventh Edition (from Torsten Hippe)
Retread 44 (Block II LM early prerelease, OS code only)
Retread 50 (Block II LM early prerelease, OS code only)
Retro UNIX 386 v1.2
Retro UNIX 8086 v1 (2016-03-05)
Rhapsody (Mac OS X Server 1.x) 5.6 (1.2v3)
Rhapsody (x86) 5.1 (DR2)
Roadrunner 0.8.16
Rosanne 1.12
Run all IBM 650 software in collection
Run all IBM 701 software in collection
RxDOS 7.2 beta
S-OS SWORD for SMC-777 2.0
S-OS SWORD for SMC-777 2.2
S-OS Sword for X1 1.0?
S/370 Sample OS 2.00
SAMDOS 2.0
SC-3000 Disk BASIC 1.0p
SCELBI 8008 BASIC (MOD8 port)
SCO UNIX System V R3.2 (Open Server/Open Desktop) 4.2
SCO UNIX System V R3.2 4.0
SCO XENIX System V/386 2.3.4
SCO XENIX System V/8086 2.1.3
SCOPE/Hustler 400A
SCP for A5105 2.0
SCP for PC1715 0006
SCP for System/3 Model 10 V15M0
SEDORIC 1.0
SEDORIC 2.1
SEDORIC 3.0
SILLIAC software collection
SINIX (PC-X) 1.0
SINIX (PC-X) 1.2
SINIX-Z 5.42
SITS 119
SK*DOS/68K for PT68K 3.3
SMC-777 System (Filer) 1.0j
SMC-777 System (Filer) 1.1j
SMC-777 System (Filer) 1.2j
SMC-777 booter games collection
SMM 4.0-2
SMSQ/E 3.18 (QPC2 demo)
SMSQ/E 3.36 (QL/E (shares disk images with Minerva 1.98 QL/E))
SO2 Regional Assembler demo
SOAP II demo
SOLO
SOLOS
SORA 0.0.1199
SOS 1.1 (Apple /// Demos)
SOS 1.1 (System Utilities)
SOS 1.3 (System Utilities)
SPS
SSEM software collection
ST-Mint 1.4
STRATSED 2.0
SUSE Linux Enterprise Server for System Z 11
SVS-OS 3.2
SX-WINDOW 3.1
Sanos 1.3.3.0
Scheme A
Scheme B
Scheme C
Scheme T
SchilliX 17 (Solaris 11)
SerenityOS 1.0.g12edbb5
ShadOS r0
Sharp BASIC MZ-2Z009E 1.0A
Sharp BASIC SA-6510 (MZ-80A) 1.0?
Sharp BASIC SB-6510 1.0
Sharp BASIC SB-6511 1.0
Sharp BASIC SB-6610 1.0
Sharp FDOS SB-7010 1.0
Sharp FDOS SP-7015 1.0
Sharp Personal CP/M for MZ-2500 (MZ-6Z001) 1.0a
Sharp Personal CP/M for MZ-700 1.0
Sharp Personal CP/M for MZ-800 1.0
Sharp-HuBASIC for X1 CZ-8FB01 V1.0
Sinclair QDOS 1.10
SkyOS 3.98
SkyOS 5.0.0 Beta 6947
Slackware 1.1.2
Slackware 3.0
Softlanding Linux System 1.0
Solar OS 0.097
Solaris/SPARC 2.3
Solaris/SPARC 2.4
Solaris/SPARC 9 (s9_58shwpl3)
Solaris/x86 9
Solarium 055 (Apollo 4/6 CM)
Spacewar for PDP-1
SpareMiNT 2006-04-22
SpartaDOS 3.3a (Base)
SpartaDOS 3.3a (With ATOS GUI)
SpartaDOS X 4.22
Specialist monitor
Spoon 2004-06-16
Spoon 2006-07-14
Sprite KS.390
Sprite OS 1.3
Sprite OS 2.5
SqueakNOS 3.8
Sun UNIX 4.2 3.2
Sun UNIX 4.2 3.5
SunOS 4.0.3
SunOS 4.1.1
SunOS 4.1.4
Sunburst 120 (Apollo 5 LM)
Sunburst 37 (Apollo 5 LM, prerelease)
Sundance 306 (Apollo 9 LM)
Sundial E (2TV-1 CM)
Sunrise 45 (Block I CM test)
Sunrise 69 (Block I CM test)
Super DOS 2.2
Super Job
Super-80 DOS 00.22
SuperSOAP demo
Supra 64 (a.k.a. Workbench) 2.1
Sura MDOS 1.0
Syllable 0.5.2
Syllable 0.6.2
Syllable 0.6.6
SymbOS (MSX version) 1.1
SymbOS 1.0
SymbOS 1.0 Beta
SymbOS 3.0 (Enterprise)
Symobi 1.2
T-DOS 4.5
T.R.A.N. DOS 3-2
TAMU Linux 1.0
TAP34 ROM OS
TCP/M for Argo 2.2
TCP/M for Yunior 2.2
TF-DOS 2.1
TF-DOS for MZ-2000 2.0
TF-DOS for MZ-2000 2.1
TI Explorer ZetaLisp System 4.1
TI Microprocessor Pascal 2.1
TI-57 OS
TI-58C OS
TI-59 OS
TI-59C OS
TI-74 BASIC
TI-81 OS 1.8k
TI-81 OS 2.0V
TI-82 OS 1.9
TI-83+ OS 1.16
TI-84+ OS 2.55MP
TI-86 OS 1.6
TI-89 OS 1.05
TI-89 OS 2.09
TI-89 Titanium OS 3.10
TI-92 OS 1.12
TI-92 OS 2.1
TI-92+ OS 1.05
TI-92+ OS 2.09
TIA-MC-1 games collection
TIKO 4.01
TOPS-10 7.03 (Full (VNW))
TOPS-10 7.03 (Minimal)
TOPS-10 7.04
TOPS-20 4.1
TOPS-20 7.1 Panda 2006-06-16
TOS 2.06 (Games)
TOS 2.06 (With Minix 1.5)
TOS 4.04
TOS/360 R14
TOS/M 1.0
TPC-8300 BASIC
TPM 2.28f
TPM 2.44
TPM 3.60 (w/Valdocs 2)
TROPIX 4.8.0
TRS-80 Model II TRSDOS 1.2
TRS-80 Model II TRSDOS 2.0
TRS-80 Model II TRSDOS 2.0.1HS
TRS-80 Model II TRSDOS 2.0a
TRS-80 Model II TRSDOS 2.0b
TRS-80 Model II TRSDOS 2.0d
TRS-XENIX 01.03.05 (Microsoft version 2.3A)
TRS-XENIX 03.03.00 (Microsoft version 3.0)
TRSDOS 2.3
TRSDOS 6.2.0 (With Model 4P DeskMate 1.0)
TRSDOS Model III 1.3
TRSDOS-II 4.2.0
TRSDOS-II 4.2.5
TRSDOS-II 4.2.6
TRSDOS-II 4.3.11
TRSDOS-II 4.4.0
TRSDOS-II/TRSDOS-16 4.1
TSS-8 8.24
TSS/370 3
TSX-32 4.26 Demo
TSX-PLUS 5.1B
TUD:OS
TX-0 Mouse Maze Game
TX-0 Tic-Tac-Toe
TX990/TXDS 2.4.0 (ASR 733)
TX990/TXDS 2.4.0 (VT100 support)
Tabos 0.2.6
Tandy 200 OS
Tandy CP/M Plus for TRS-80 Model II 1.0.0 (DRI version 3.0)
Tandy TRS-80 Model 100 OS
Tandy TRS-80 Model 102 OS
TempleOS 5.03
The Möbius 2004-03-14
Thix 0.3.7
ToAruOS 2.00
TomsRtBt 2.0.103
Toshiba MS-DOS 2.11 (With Windows 1.0 Alpha)
Toshiba MS-DOS 2.11 (With Windows 1.0 DR5)
TownsOS 2.1 L51
TriangleOS 0.0.3
Triangular OS 1.01
Tru64 UNIX 5.1B
TurboDOS for Altair 1.22P
UA SAP
UBC/MLAB Research Unix Sixth Edition
UDOS 3.1
UFD-DOS 6.19
UKNC Real-Time Stand-Alone FIG-Forth 2.0
UKNC booter software collection
ULTRIX-11 2.0
ULTRIX-11 3.0
ULTRIX-11 3.1
ULTRIX-32 1.1
ULTRIX-32 2.0
ULTRIX-32 3.1
ULTRIX-32m 1.0
ULTRIX-32m 1.2
ULTRIX/RISC 4.5
ULTRIX/VAX 4.0
UNICOS 10.0.0.2
UNICOS 10.0.1.2
UNIVAC 1219 demo software collection
UNIVAC 494 Minimum OS 0.5
UNIX/32V
UNOS for TRS-80 Model 16 1982-10-29
UTS 1.0
UTX/32 2.1B
UZI180 1.6.2
UZIX 0.1.0
UZIX 0.2.1
Ubuntu 11.04
Ubuntu 4.10
UniDOS 3.00
UniFLEX for SWTPC 6809 3.14A
UniPlus for Lisa 1.4
University of Wisconsin 4.3BSD
Unix 128 3.11
Unix/V7M 2.1
UnixLite 2006-07-08
UnixWare 1.0
UnixWare 2.03
UnixWare 7.1.3
Unununium 0.3 (CVS snapshot, date unknown)
V7/x86 0.8a
VAX/VMS 1.00
VAX/VMS 2.0
VAX/VMS 3.0
VAX/VMS 4.7
VAX/VMS 5.5
VENIX/86 2.1
VENIX/PRO R1.0
VENIX/PRO R2.0
VM/370 Community Edition R1V1.2 (based on IBM Release 6)
VM/370 R6
VSTa 1.6.8
VT-OS 1.3.01
VT-OS 1.3.02
Vanadium OS 1.4
Vector-06c booter software collection
Virtual AGC validation suite
Visi On 1.0
Visopsys 0.62
WAITS 6.17/K
WAITS 7.01/C
WEGA 3.1
Wang 2200B OS (BASIC-1)
Wang 2200MVP OS ("BASBOL" Multi-User BASIC-3/COBOL) droz05
Wang 2200MVP OS ("BASBOL" Multi-User BASIC-3/COBOL) droz08
Wang 2200MVP OS (Multi-User BASIC-2) 3.4
Wang 2200MVP OS (Multi-User BASIC-2) 3.5
Wang 2200T OS (BASIC-1)
Wang 2200VP OS (BASIC-2) 1.8
Wang 2200VP OS (BASIC-2) 2.3
Wang 2200VP OS (BASIC-2) 2.4
Wang 3300 BASIC
Wheels for C64 2.1
Whitix 0.1
Whitix 0.2alpha1
Whitix 0.2beta1
WiNGS Fall 2004 (World of Commodore)
WinFrame 1.8.403 (SP5B) (based on NT 3.51)
Windows 1.00 Alpha
Windows 1.00 Beta
Windows 1.00 DR5
Windows 1.00 Premiere Edition
Windows 1.01
Windows 1.04
Windows 2000 Professional 5.00.2195 (SP4)
Windows 3.0
Windows 3.0.14 (3.0 Debug Release 1.14)
Windows 3.0.33 (3.0 Debug Release 1.33)
Windows 3.0.55 (3.0 Beta 1.55)
Windows 3.1 (3.1.103; main RTM)
Windows 3.1.026 beta
Windows 95 4.00.1111 (OSR2, a.k.a. 4.00.950B, inc. MS-DOS 7.1)
Windows 98 4.00.2222A (SE, inc. MS-DOS 7.1)
Windows CE for PC 5.0 (Build 1400)
Windows Cairo beta (never finished next-generation NT version) 4.0.1175
Windows Chicago (95 beta) 4.00.122 (inc. MS-DOS 7.0)
Windows Chicago (95 beta) 4.00.189 (inc. MS-DOS 7.0)
Windows Chicago (95 beta) 4.00.224 (inc. MS-DOS 7.0)
Windows Chicago (95 beta) 4.00.347 (inc. MS-DOS 7.0)
Windows Chicago (95 beta) 4.00.58s (inc. MS-DOS 7.0)
Windows Chicago (95 beta) 4.00.73g (inc. MS-DOS 7.0)
Windows Chicago (95 beta) 4.00.81 (inc. MS-DOS 7.0)
Windows Chicago (95 beta) 4.00.89e (inc. MS-DOS 7.0)
Windows Chicago (95 beta) 4.00.99 (inc. MS-DOS 7.0)
Windows Embedded CE 6.0
Windows Longhorn (Vista beta, pre-reset) 6.0.3683
Windows Longhorn (Vista beta, pre-reset) 6.0.4008
Windows Longhorn (Vista beta, pre-reset) 6.0.4020
Windows Longhorn (Vista beta, pre-reset) 6.0.4032.Lab06_n.030710-1709
Windows Longhorn (Vista beta, pre-reset) 6.0.4051.idx02.031001-1340
Windows ME 4.90.3000 (inc. MS-DOS 8)
Windows Memphis (98 beta) 4.10.1500 (inc. MS-DOS 7.1)
Windows Millennium beta 4.90.2394 (inc. MS-DOS 8)
Windows Mobile 2003 Second Edition (Pocket PC) 4.2.1088 Build 14342.5.0)
Windows Mobile 5.0 (Pocket PC Phone) 5.1.1700 (Build 14343.0.0.0)
Windows Mobile 6 Professional (Pocket PC Phone) 6 (CE OS 5.2.1235 Build 17740.0.2.0)
Windows Mobile 6 Standard (Smartphone) 6 (CE OS 5.2.1235 Build 17740.0.2.0)
Windows Mobile 6.1 Professional (Pocket PC Phone) 6.1.4 (CE OS 5.2.20757)
Windows Mobile 6.1 Standard (Smartphone) 6.1.4 (CE OS 5.2.20757)
Windows Mobile 6.5 Standard (Pocket PC Phone) 6.5 (CE OS 5.2.23090)
Windows Mobile 6.5 Standard (Smartphone) 6.5 (CE OS 5.2.23090)
Windows NT 3.1 3.1.511 (original RTM)
Windows NT 3.1 beta 3.1 (1991-10-16, build 205?)
Windows NT 3.1 beta 3.1.196
Windows NT 3.1 beta 3.1.239
Windows NT 3.1 beta 3.1.340
Windows NT 3.51 3.51.1057 (SP5)
Windows NT 4 4.0.1381 (SP1)
Windows NT 4 beta 4.0.1130
Windows NT 4 for MIPS 4.0.1381 (SP1)
Windows NT 5.0 (Windows 2000) beta 5.0.1729
Windows Nashville (abandoned "Windows 96" beta) 4.00.999 (inc. MS-DOS 7.0)
Windows Neptune ("Windows 2000 Personal" beta) 5.50.5111
Windows Whistler (XP beta) 5.1.2267.idx01.000909-1503
Windows Whistler (XP beta) 5.1.2410.main.001208-1937
Windows Whistler (XP beta) 5.1.2430.main.010130-1821
Windows XP Professional 5.1.2600.xpsp.080413-2111 (SP3)
Windows for PC-D 1.02
Windows for PC-D 2.11
Windows for Workgroups 3.11 (3.11.300; RTM)
Windows/386 2.03
Windows/386 2.11
Wollongong Research Unix 6th Edition
Wollongong Research Unix 7th Edition
Wyse System V/386 Release 3.2 3.2.1a
X-07 BASIC
X-DOS 1.3a
XENIX for Lisa 3.0
XL DOS 0.6
XVM System Exerciser 7
XVM/DOS 1A
XVM/RSX 1B
XXDP 2.5
Xenophilia GNU/Linux 0.1 (based on Debian 3.1)
Xinu for UKNC 7.6
XtalDOS 0.x (specific versions unknown)
XtalDOS 1.11
XtalDOS 1.31
XtalDOS 2.02
XtalDOS 2.05
YAOSP 0.0.5
Yggdrasil Linux/GNU/X 1992 Alpha Test Release
Yoctix 0.0.85
YuXing DOS 8.3
YuXing DOS 9.0
YuXing DOS 9.2
Z-1 OS
Z-1GR OS
Z80-RIO 2.2
ZCN 1.3
ZUDOS 0.1
ZXVGS 0.35
ZZSA (DOS/VS R34)
ZZSA (OS/360 MVT 21.8f (ASP))
ZZSA (OS/360 MVT 21.8f (HASP))
ZZSA (OS/VS2 MVS 3.8j)
Zerlina 56 (experimental LM software, never flown)
Zeta 1.5
a-linux 0.17
dB-BASIC 1.0/1.2
dr'ex 0.0.2
eComStation 1.2 (based on IBM 4.50) (Demo CD)
eCos (Scivoli (slideshow demo))
fig-FORTH for NABU 1.3
hOp/House 2004-09-24
iPhone OS (iPod Touch 1G; n45ap) 1.1 (3A101a)
iRMX 86 6.0
muLinux 13r2
uMZix 2012-12-02
xv6
xwoaf 0.2.0g
μC/OS-II (LWIP Test)
μC/OS-II (Serial Character Input Demo)
μC/OS-II (Serial String Input Demo)
μC/OS-II (Simple Loop/ISR Demo)
μC/OS-II (Simple Shell Demo)
μCLinux ARM Demo 2.4.17
μCLinux QEMU Coldfire demo
μnOS 0.98
