Comparison of operating systems
These tables provide a comparison of operating systems, listing general and technical information for a number of widely used and currently available PC and for some handheld (including smartphone and tablet computer) operating systems. The article, usage share of operating systems provides a broader, and more general, comparison of operating systems that includes servers, mainframes and supercomputers.
Because of the large number and variety of available Linux distributions, they are all grouped under a single entry; see comparison of Linux distributions for a detailed comparison. There are also a variety of BSD operating systems and DOS operating systems, covered in comparison of BSD operating systems and comparison of DOS operating systems. For information on views of each operating system, see operating system advocacy.
Contents
General information
Name | Creator | Initial public release | Predecessor | Current stable version | Release date | Cost, availability | Preferred license[g 1] | Target system type |
---|---|---|---|---|---|---|---|---|
AIX | IBM | 1986 | UNIX System V Release 3 | 7.1 TL3 | 2013 | Bundled with hardware | Proprietary | Server, NAS, workstation |
Android | Android, Inc., Google | 2008 | None | 6.0.1 Marshmallow | 2015, December 7 | Free | Apache 2.0, GNU GPLv2 | Consumer, enterprise, military, education |
AmigaOS classic | Commodore International, Haage & Partner, Hyperion Entertainment | 1985 | TRIPOS (as the disk operating component of AmigaOS) | 3.9 BB2 | 2002, March 20 | Discontinued; Bundled with hardware up to version 3.0 (Amiga International hardware came with 3.1); versions 2.1, 3.0, 3.1, 3.5, 3.9 also available as separate packages | Proprietary, open source clone available under AROS Public License | Workstation, personal computer |
AmigaOS 4 | Hyperion Entertainment | 2004 | AmigaOS classic | 4.1 Final Edition | 2014 | 4.0 bundled with hardware; 4.0 for classic and 4.1 available as standalone package at €29 | Proprietary | Workstation, personal computer |
Chrome OS | 2009 | Gentoo[1] | 44.0.2403.125 | 2015, July 30 | Bundled with hardware | Proprietary: Google OS Terms of Service | Chromebook | |
DragonFly BSD | Matthew Dillon | 2003 | FreeBSD | 4.0.3[2] | 2015, January 21 | Free | BSD | Server, workstation, NAS, embedded |
FreeBSD | The FreeBSD Project | 1993 | 386BSD | 10.1 | 2014, November 14 | Free | BSD | Server, workstation, NAS, embedded |
GhostBSD | Eric Turgeon | 2009 | FreeBSD | 4.0[3] | 2014, October 3 | Free | BSD | Desktop, workstation |
eComStation | Serenity Systems, Mensys BV | 2001 | OS/2 | 2.1 | 2011 | Home-student edition (max. three per site) US$145.00 business edition $290.00 |
Proprietary | Server, workstation, personal computer |
EPOC32 | Psion PLC | 1996 | ER5 | 1999 | Discontinued; Commercial | Proprietary | PDA | |
GNU+Linux | Notable contributors include: Richard Stallman GNU Project and Linus Torvalds Linux and the unices they emulated, Red Hat, Debian Project See: Comparison of Linux distributions and Linux Kernel#Development | 1991 (kernel), See: Comparison of Linux distributions and History of Linux | None | 4.1.2 (kernel) | 2015, July 10 (kernel) | Free | GNU GPLv2 (kernel) | See: Comparison of Linux distributions |
Haiku | Haiku Inc. | 2009 | BeOS R5 | R1/Alpha4 | 2012 | Free | MIT | Personal computer |
HP-UX | Hewlett-Packard | 1983 | UNIX System V | 11.31, 11i v3 Update 14 | 2015, March | US$400 | Proprietary | Server |
IBM i | IBM | 1988 | OS/400 | 7.2 | 2014, May 2 | Bundled with hardware | Proprietary | Server |
Inferno | Bell Labs | 1997 | Plan 9 | Fourth Edition | 2007 | Free | MIT, GNU GPL, GNU LGPL, LPL | NAS, server, embedded |
iOS | Apple Inc. | 2007 | OS X | 9.2 | 2015, October 29 | Bundled with hardware and free updates given to most existing users, subject to hardware requirements | Proprietary higher level API layers; open source core system (ARM versions): APSL, GNU GPL, others | Smartphone, music player, tablet computer |
IRIX | SGI | 1988 | UNIX System V | 6.5.30 | 2006 | Discontinued; Bundled with hardware | Proprietary | Server, workstation |
Mac OS | Apple Inc. | 1984 | None[g 2][g 3] | 9.2.2 | 2000 | Discontinued; Was bundled with 68k and PowerPC Macs;
versions 7-9 sold as retail upgrades[g 4] |
Proprietary | Workstation, personal computer |
MVS | IBM | 1972 | OS/360 | MVS/ESA SP - JES3 Version 5 R2.2 | 1995, September 29 | Bundled with hardware | Proprietary | IBM mainframe |
(Mac) OS X | Apple Inc. | 2001 | NeXTSTEP, BSD | 10.11.1 (Build 15B42) El Capitan[4] | 2015, September 30 | Bundled with hardware; No-cost update via Mac App Store for users of OS X 10.6 or later, assuming hardware requirements are met | Proprietary higher level API layers; open source core system (Intel-PowerPC versions): APSL, GNU GPL, others | Workstation, personal computer, embedded |
(Mac) OS X Server | Apple Inc. | 2001 | NeXTSTEP, BSD | 10.10.3 / April 8, 2015 | 2015, April 8 | Previously bundled with hardware; No longer a separate operating system, but a group of services installed atop any current version of Mac OS X; US$19.99 on the Mac App Store | Proprietary higher level API layers; open source core system (Intel-PowerPC versions): APSL, GNU GPL, others | Server |
MPE | HP | 1974 | None | MPE-V | 1988 | Discontinued; Was bundled with HP-3000 CISC hardware "Classic" | Proprietary | Server |
MCP | Unisys | 1961 | None | CP OS 17.0 | 2015, April | Bundled with hardware | Proprietary | Server |
MPE/XL | HP | 1987 | MPE | 7.5 | 2002 | Discontinued; Was bundled with HP-3000 PA-RISC hardware | Proprietary | Server |
MINIX 3 | Andrew S. Tanenbaum | 2005 | Minix2 | 3.3.0 | 2014 | Free | BSD | Workstation |
NetBSD | The NetBSD Project | 1993 | 386BSD | 6.1.5[5] | 2014, September 22[5] | Free | BSD | NAS, server, workstation, embedded |
NetWare | Novell | 1985 | S-Net | 6.5 SP8 | 2009, May 6 | Superseded by Novell Open Enterprise Server; Was US$184 (one-user) | Proprietary | Server |
NeXTSTEP | NeXT | 1989 | Unix | 3.3 | 1995 | Discontinued; Was bundled with hardware, then sold separately | Proprietary | Workstation |
OpenBSD | The OpenBSD Project | 1995 | NetBSD 1.0 | 5.7 | 2015, May 1 | Free | ISC | Server, NAS, workstation, embedded |
OpenIndiana | Many, based on software developed by Sun Microsystems and many others | 2010 | OpenSolaris | 2010, December 17[6] | Free | CDDL | Server, workstation | |
OpenVMS | DEC (now HP) | 1977 | RSX-11M | 8.4-1H1 | 2015, June 1 | Commercial, free non-commercial use | Proprietary | Server, workstation |
OS/360 | IBM | 1966 | None | Operating System/360 R21.8 | 1972, August | Bundled with hardware | Proprietary | IBM mainframe |
OS/390 | IBM | 1995 | MVS | OS/390 Version 2 R10 | 2000, September 29 | Bundled with hardware | Proprietary | IBM mainframe |
OS 2200 | Unisys | 1967 as Exec 8e | Exec 8, OS 1100 | CP OS 16 (Exec 49.2) | 2015, February 27 | Bundled with hardware | Proprietary | Server |
OS/2 | IBM and Microsoft | 1987 | Unix, Windows 3.x | 4.52 | 2001 | Discontinued (see eComStation successor); Was US$300 | Proprietary | Personal computer, server |
PC-BSD | PC-BSD Software | 2006 | FreeBSD[g 5] | 10.1[7] | 2014, November 16 | Free | BSD | Personal computer, workstation, server |
Plan 9 | Bell Labs | 1993 | Unix | Fourth Edition | (Daily snapshots) | Free | LPL | Workstation, server, embedded, HPC |
QNX | QNX Software Systems | 1982 | Unix, POSIX | 6.6.0 | 2014 | Bundled with BlackBerry 10 and PlayBook devices. Commercial; an academic version exists that needs authorization code before installing | Proprietary | Automotive, medical, smartphones, consumer, industrial, embedded, safety |
Solaris | Sun | 1992 | SunOS | 11.2 | 2014, April 29 | Commercial; (but free/no-cost perpetual license when used "for the purpose of developing, testing, prototyping and demonstrating your applications"[8]) | CDDL | Server, workstation |
Symbian | Symbian Ltd. | 1998 | EPOC32 | 9.5 | 2009 | Discontinued; Commercial | Proprietary | Phones |
Symbian platform | Symbian Foundation | 2010 | Symbian | 3.0.4 | 2010 | Free | EPL | embedded |
Windows Server (NT family) | Microsoft | 1993 | OS/2, MS-DOS and Windows 3.x | Windows Server 2012 R2 (NT 6.3.9600) | 2013, October 18 | US$469 Web Server; other editions dependent on number of CALs purchased | Proprietary; Shared Source | Server, NAS, embedded, HPC |
Windows (NT family) | Microsoft | 1993 | OS/2, Windows 9x and MS-DOS | Windows 10 (10.0.10240) | 2015, July 15 | Windows 10 Home US$119, Windows 10 Pro $199[9] | Proprietary; Shared Source | Workstation, personal computer, media center, Tablet PC, embedded |
Windows (classic 9x family) | Microsoft | 1995 | MS-DOS, Windows NT 3.5 | Windows Me (Win 4.90.3000) | 2000 | Discontinued | Proprietary | Personal computer, media center |
RISC iX | Acorn Computers | 1988 | BSD 4.3 | 1.21c | 1993 | Discontinued; Was bundled with hardware | Proprietary | Workstation |
RISC OS | Acorn Computers | 1987 | Arthur, also the BBC Master OS | 3.71 | 1997 | Discontinued; Was bundled with hardware | Proprietary | Education, personal computer |
RISC OS | RISCOS Ltd, Pace plc | 1999 | RISC OS 4 | 4.39 | 2004 | Bundled with hardware, then sold separately at £70 (US$127) | Proprietary | Education, personal computer |
RISC OS | Castle Technology, RISC OS Open | 2002 | RISC OS 5 | 5.20 | 2013 | Free for non-commercial use (recent releases); formerly bundled with hardware | Shared Source | Education, personal computer |
RISC OS | RISCOS Ltd | 2006 | RISC OS 6 | 6.20 | 2009 | Bundled with hardware, then sold separately at £70 (US$127) | Proprietary | Education, personal computer |
ZETA | yellowTAB | 2005 | BeOS R5 | 1.5 | 2007 | Discontinued | Proprietary | Personal computer, media center, workstation |
STOP 6, XTS-400 | BAE Systems | 2003 | STOP 5, XTS-300 | 6.5 | 2008, August | US$60k+; bundled with XTS hardware and OEM licensed | Proprietary | Server, workstation |
ReactOS | ReactOS development team | 1996 | Windows NT | 0.3.17 | 2014, November 6 | Free | GNU GPL, GNU LGPL | Workstation, personal computer |
VxWorks | Wind River Systems | 1987 | VRTX | 7 | 2014 March | Paid | Proprietary | Embedded Real-time systems |
z/OS | IBM | 2000 | OS/390 | 2.1 (V2R1) | 2013, September 30 | Monthly license fee, about US$130 and up | Proprietary | IBM mainframe |
z/VSE | IBM | 2007 | VSE/ESA | 5.2 | 2014, April 7 | Monthly license fee | Proprietary | IBM mainframe |
z/VM | IBM | 2000 | VM | 6.3 | 2013, July 23 | Monthly license fee | Proprietary | IBM mainframe |
HP NonStop | HP | 1974 | Guardian | H06.24/J06.13 | 2012 | Non-free | Proprietary | HP Nonstop Servers |
Name | Creator | Initial public release | Predecessor | Current stable version | Release date | Cost, availability | Preferred license[g 1] | Target system type |
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Technical information
Name | Computer architectures supported | File systems supported | Kernel type | Source lines of code | GUI default is on[t 1] | Package management | Update management | Native APIs[t 2] | Non-native APIs supported through subsystems |
---|---|---|---|---|---|---|---|---|---|
AIX | POWER, PowerPC-AS, PowerPC, Power Architecture | JFS, JFS2, ISO 9660, UDF, NFS, SMBFS, GPFS | Monolithic | No | installp, RPM | Service Update Management Assistant (SUMA) | SysV/POSIX | ||
AmigaOS Classic | 68k, PowerPC | Proprietary (OFS, FFS, SFS, PFS), FAT, ISO 9660, UDF, many others via 3rd party drivers, such as SMBFS, etc. | Microkernel | Yes | Installer[t 3] (almost not needed)[t 4] | Proprietary | BSD subset (available through 3rd party ixemul.library) | ||
AmigaOS 4 | PowerPC | Proprietary (OFS, FFS, SFS, PFS), JXFS, FAT, ISO 9660, UDF, many others via 3rd party drivers, such as SMBFS, etc. | Microkernel | Yes | Installer[t 3] (almost not needed)[t 4] | AmiUpdate (almost not needed)[t 5] | Proprietary | BSD subset (available through 3rd party ixemul.library) | |
Chrome OS | ARM, x86 | eCryptfs, NTFS, FAT, FAT16, FAT32, exFAT, ext2, ext3, ext4, HFS+, MTP (read and write), ISO9660 (read-only), UDF (read-only) | Monolithic | ~ 17 million[15] | Yes | Portage | |||
eComStation | x86 | HPFS (default), FAT, JFS, UDF, FAT32, NTFS (read only) | Hybrid | Yes | WarpIN, Feature Install, others | Maintenance Tool | Proprietary, DOS API, Win16 | POSIX, Java, others | |
FreeBSD | x86, x86-64, ARM, MIPS, PowerPC, others | UFS2, ZFS, ext2, ext3, FAT, ISO 9660, UDF, NFS, ZFS, others | Monolithic with modules | 6.25 million[16] | No | Ports collection, packages | by source, network binary update (freebsdupdate) | BSD/POSIX | Mono, Java, Win16,[t 6] Win32,[t 6] Linux |
GhostBSD | x86, x86-64 | UFS2, ext2, ext3, FAT, ISO 9660, UDF, NFS, ReiserFS (read only), XFS (experimental), ZFS, others | Monolithic with modules | Yes | Ports collection, packages | by source, network binary update (freebsdupdate) | BSD/POSIX | Mono, Java, Win16,[t 6] Win32,[t 6] Linux | |
Linux | x86, x86-64, ARM, PowerPC, SPARC, others | ext2, ext3, ext4, btrfs, ReiserFS, FAT, ISO 9660, UDF, NFS, and others | Monolithic with modules | ~15 million (kernel)[17]
lines of code for userland libraries and applications vary depending on the distribution |
See: Comparison of Linux distributions | Linux/POSIX | Mono, Java, Win16,[t 6] Win32[t 6] | ||
Haiku | x86, PowerPC | BFS (default), FAT, ISO 9660, ext3, NTFS | Hybrid | ~5.2 million[citation needed] | Yes | Ports collection (haikuport) | pkgman, HaikuDepot | POSIX, BeOS API | Java, Qt |
HP-UX | PA-RISC, IA-64 | VxFS, HFS, CDFS, EVFS, NFS, CIFS | Monolithic with modules | No | SD, swinstall | swa (HP-UX Software Assistant) | SysV/POSIX | ||
Inferno | x86, PowerPC, SPARC, Alpha, MIPS, others | Styx/9P2000, kfs, FAT, ISO 9660 | Monolithic with modules, user space file systems | Yes | ? | ? | Proprietary | ||
iOS | ARM | HFS+, FTP | Hybrid | ~80 million[citation needed] | Yes | ? | Software Update | Cocoa, BSD-POSIX | ? |
Mac OS Classic | 68k, PowerPC | HFS+, HFS, MFS (Mac OS 8.0 and before), AFP, ISO 9660, FAT(System 7 and later), UDF | Monolithic with modules | Yes | None | Software Update (only in Mac OS 9) | Toolbox, Carbon (from version 8.1) | ||
OS X | PowerPC, x86, x86-64, (see also iOS for ARM) | HFS+ (default), HFS, UFS, AFP, ISO 9660, FAT, UDF, NFS, SMBFS, NTFS (read only), FTP, WebDAV, ZFS (experimental) | Hybrid | ~86 million[18] | Yes | OS X Installer | Software Update | Carbon, Cocoa, Java, BSD-POSIX | Toolbox (only in versions up to Mac OS X 10.4, not supported on x86 architecture), Win16,[t 6] Win32[t 6] |
MINIX 3 | x86 | Microkernel | ~12,000 (C) + ~1,400 (Assembly)[19] | No | POSIX | ||||
NetBSD | x86, x86-64, ARM, MIPS, PowerPC, SPARC64, others | UFS, UFS2, ext2, FAT, ISO 9660, NFS, LFS, and others | Monolithic with modules | No[t 7] | pkgsrc | by source or binary (using sysinst) | BSD-POSIX | Linux, others | |
NetWare | x86 | NSS, NWFS, FAT, NFS, AFP, UDF, CIFS, ISO 9660 | Hybrid | Yes | NWCONFIG.NLM, RPM, X11-based GUI installer | binary updates, ZENWorks for Servers, Red Carpet | Proprietary | ||
OpenBSD | x86, x86-64, SPARC, 68k, Alpha, VAX, others | ffs, ext2, FAT, ISO 9660, NFS, some others | Monolithic with modules | No[t 7] | Ports collection, packages | by source or binary (packages via pkg_add) | BSD-POSIX | ||
OpenVMS | VAX, Alpha, IA-64 | Files-11 (ODS), ISO 9660, NFS, CIFS | Monolithic with modules | No | PCSI, VMSINSTAL | ? | Proprietary | POSIX | |
OS/2 | x86 | HPFS, JFS, FAT, ISO 9660, UDF, NFS | Monolithic with modules | Yes | Feature Install and others | ? | Proprietary, DOS API, Win16 | Win32 | |
PC-BSD | x86[t 8] | UFS2, ext2, ext3, FAT, ISO 9660, UDF, NFS, ReiserFS (read only), XFS (experimental) and others | Monolithic with modules | Yes | Ports collection, packages, PBI Graphical Installers | by PBI updates, source, network binary update (freebsdupdate) | BSD-POSIX | Win16,[t 6] Win32[t 6] | |
Plan 9 | x86, Alpha, MIPS, PowerPC, SPARC, others | fossil/venti, 9P2000, kfs, ext2, FAT, ISO 9660 | Hybrid, user space file systems | ~ 2.5 Million /sys/src (complete source of all supported architectures, kernels, commands and libraries) | Yes | None | replica | Proprietary (Unix-like) | POSIX compatibility layer |
QNX | x86, SH-4, PowerPC, ARM, MIPS | QNX4FS, QNX6, ext2, FAT, ISO 9660, Joliet, NFS, CIFS, ETFS, UDF, HFS, HFS+, NTFS, others | Microkernel | POSIX, Java | |||||
ReactOS | x86, PowerPC, ARM | FAT, NTFS (read only) | Hybrid | nearly 8 million[20] | Yes | None | None | Win32, NT API | |
RISC OS | ARM (both 26 and 32-bit addressing modes) | Acorn ADFS, Econet ANFS, FAT, ISO 9660, many others as loadable filesystems | Monolithic with modules. Cooperative multitasking with limited memory protection.[21] | Yes | Applications self-contained; hardware drivers often in ROM | !IyoUpWtch | Huge number of SWI calls; extensive C libraries | ||
Solaris | x86, x86-64, SPARC | UFS, ZFS, ext2, FAT, ISO 9660, UDF, NFS, QFS, some others | Monolithic with modules | Yes | SysV packages (pkgadd) Image Packaging System (pkg) (Solaris 11 and later) |
Image Packaging System (Solaris 11 and later) | SysV/POSIX, GTK, Java | Win16,[t 6] Win32,[t 6] Mono, Linux[t 9] | |
OpenSolaris | x86, x86-64, SPARC(AI) | UFS, ZFS, ext2, FAT, ISO 9660, UDF, NFS, QFS, some others | Monolithic with modules | ~18.8 million[22] | Yes | Image Packaging System (pkg), SysV packages (pkgadd) | Image Packaging System | SysV/POSIX, GTK, Java | Win16,[t 6] Win32,[t 6] Mono, Linux[t 9] |
STOP 6, XTS-400 | x86 | Proprietary | Monolithic | No | RPM for some untrusted applications | Binary updates via postal mail and proprietary tools | Some: SysV, POSIX, Linux, proprietary | ||
Symbian | ARM | FAT | Microkernel | Yes | SIS files | FOTA | Proprietary | POSIX compatibility layer | |
Windows Server (NT family) | x86, x86-64, IA-64 | NTFS, FAT, ISO 9660, UDF; 3rd-party drivers support ext2, ext3, ReiserFS,[t 10] and HFS | Hybrid | ~45 million[23] | Yes | MSI, custom installers | Windows Update | Win32, NT API | DOS API, Win16 (only in 32-bit versions), POSIX, .NET |
Windows (NT family) | x86, x86-64, ARM | NTFS, FAT exFAT ISO 9660, UDF; 3rd-party drivers support ext2, ext3, ReiserFS,[t 10] HFS+, FATX, and HFS (with third party driver) | Hybrid | ~40(XP)/64(Vista and later) million[citation needed] | Yes | MSI, custom installers | Windows Update | Win32, NT API | DOS API, Win16 (only in 32-bit versions), POSIX, .NET |
ZETA | x86 | BFS (default), FAT, ISO 9660, UDF, HFS, AFP, ext2, CIFS, NTFS (read only), ReiserFS (read only, up to v3.6) | Hybrid | Yes | SoftwareValet, script-based installers | None | POSIX, BeOS API | ||
z/OS | z/Architecture | VSAM, BDAM, QSAM, BPAM, HFS, zFS, etc. | Protected, multithreading, multitasking nucleus with programmable/user replaceable extensions. Not kernel-based. | No | None, SMP/E | SMP/E | Filesystem access methods, Systems Services, etc. | POSIX, many others. | |
Name | Computer architectures supported | File systems supported | Kernel type | Source lines of code | GUI default is on[t 1] | Package management | Update management | Native APIs[t 2] | Non-native APIs supported through subsystems |
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Security
Name | Resource access control |
Subsystem isolation mechanisms |
Integrated firewall |
Encrypted file systems |
No execute (NX) page flag |
Manufacturer acknowledged unpatched vulnerabilities (severity is accounted for)[s 1] | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Secunia | SecurityFocus | |||||||||||
Hardware | Emulation | Extremely critical (number / oldest) |
Highly critical (number / oldest) |
Moderately critical (number / oldest) |
Less critical (number / oldest) |
Not critical (number / oldest) |
Total (number / oldest) |
|||||
AIX 7.1 | POSIX, ACLs, MAC, Trusted AIX - MLS, RBAC | chroot | IPFilter, IPsec VPNs, basic IDS | Yes | Yes[s 2] | N/A | Unknown | 0 | ||||
FreeBSD 10.1 | POSIX, ACLs, MAC | chroot, Jails, MAC partitions, multilevel security, Biba Model, BSD file flags set using chflags, Capsicum Capability-based security | IPFW2, IPFilter, PF, IPsec | Yes | Yes | Yes[s 3] | 0 | 0 | 0 | 0 | 0 | >0 |
GhostBSD 3.1 | POSIX, ACLs, MAC | chroot, jail, MAC partitions, BSD file flags set using chflags | IPFW2, IPFilter, PF | Yes | Yes | Yes | 0 | 0 | 0 | 0 | 0 | >0 |
HP-UX 11.31 | POSIX, ACLs | chroot | IPFilter | Yes | ? | ? | 0 | 0 | 3 June 30, 2004 |
2 December 12, 2002 |
0 | >0 |
Inferno | POSIX | Namespaces,[34] capability-based security, no superuser or setuid bit | ? | ? | No | No | Unknown | >0 | ||||
Linux-based 2.6.39 | POSIX, ACLs,[s 4] MAC | chroot,[s 5] seccomp, SELinux, AppArmor | Netfilter, varied by distribution | Yes | Yes | Yes | 0 | 0 | 0 | 6 June 24, 2004 |
11 April 4, 2005 |
>0 |
Mac OS 9.2.2 | No | No | No | No | No | No | 0 | 0 | 0 | 0 | 0 | >0 |
OS X 10.10.5 | POSIX, ACLs[35] | chroot, BSD file flags set using chflags | ipfw | Yes | Yes (as of 10.5, X64 only) | Yes (Intel only) | 0 | 0 | 1 April 14, 2009 |
2 January 8, 2007 |
5 November 22, 2006 |
>0 |
NetBSD 6.1.2 | POSIX, Veriexec, PaX, kauth | chroot, kauth, BSD file flags set using chflags | IPFilter, NPF, PF | Yes | Yes | No | Unknown | >0 | ||||
NetWare 6.5 SP8 | Directory-enabled ACLs | Protected address spaces | IPFLT.NLM | Yes | Yes | No | 0 | 0 | 1 August 31, 2010 |
2 October 30, 2003 |
0 | 0 |
OES-Linux | Directory-enabled ACLs | chroot | IPFilter | Yes | Yes | No | Unknown | >0 | ||||
OpenBSD 4.8 | POSIX | chroot, systrace, BSD file flags set using chflags | PF | Yes | Yes | Yes | Unknown | >0 | ||||
OpenVMS 8.4 | ACLs, privileges | logical name tables | ? | ? | Yes | ? | 0 | 0 | 0 | 0 | 0 | Unknown |
OS/2, eComStation | ACLs[s 6] | No | IPFilter | No | ? | ? | 0 | 0 | 0 | 0 | 0 | 0 |
PC-BSD 8.1 | POSIX, ACLs, MAC | chroot, jail, MAC partitions | IPFW2, IPFilter, PF | Yes[s 7] | ? | ? | 0 | 0 | 0 | 0 | 0 | >0 |
Plan 9 | POSIX ? | Namespaces,[34] capability-based security, no superuser or setuid bit | ipmux | Yes | No | No | Unknown | >0 | ||||
QNX 6.5.0 | POSIX | ? | PF, from NetBSD | ? | ? | ? | 0 | 0 | 0 | 5 November 20, 2002 |
1 November 7, 2002 |
Unknown |
RISC OS | No | No | No | No | No | No | Unknown | |||||
Solaris 10 | POSIX, RBAC, ACLs, least privilege, Trusted Extensions | chroot, Containers,[s 8] Logical Domains | IPFilter | Yes[s 9] | Yes | No | 0 | 2 October 31, 2007 |
5 October 23, 2007 |
3 September 10, 2009 |
2 November 6, 2006 |
>0 |
OpenSolaris 2009.06 | POSIX, RBAC, ACLs, least privilege, Trusted Extensions | chroot, Containers,[s 8] Logical Domains | IPFilter | Yes[s 9] | Yes | No | 0 | 0 | 0 | 0 | 0 | >0 |
Windows Server 2012 | ACLs, privileges, RBAC | Win32 WindowStation, desktop, job objects | Windows Firewall | Yes | Yes | Yes | 0 | 0 | 0 | 0 | 0 | [Unknown] |
Windows 8.1 | ACLs, privileges, RBAC | Win32 WindowStation, desktop, job objects | Windows Firewall | Yes | Yes | Yes | 0 | 0 | 0 | 0 | 1 May 30, 2014 |
[Unknown] |
ZETA | POSIX[s 10] | No | No | No | No | No | Unknown | |||||
STOP 6, XTS-400[s 11] | POSIX, multilevel security, Biba Model mandatory integrity, ACLs, privileges, subtype mechanism | Multilevel security, Biba Model, subtype mechanism | No | No | No | No | Unknown | |||||
z/OS 1.11 | RACF | RACF, low storage protection, page protection, storage protect key, execution key, subspace group facility, APF, ACR (alternate CPU recovery), more | z/OS IPSecurity | Optional | Yes (storage protect key, execution key, APF, more) | Yes | 0 | 0 | 0 | 0 | 0 | Unknown |
Resource access control |
Subsystem isolation mechanisms |
Integrated firewall |
Encrypted file systems |
Hardware | Emulation | Extremely critical (number / oldest) |
Highly critical (number / oldest) |
Moderately critical (number / oldest) |
Less critical (number / oldest) |
Not critical (number / oldest) |
Total (number / oldest) |
|
No execute (NX) page flag |
Secunia | SecurityFocus | ||||||||||
Known unpatched vulnerabilities (severity is accounted for)[s 1] |
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Commands
For POSIX compliant (or partly compliant) systems like FreeBSD, Linux, OS X or Solaris, the basic commands are the same because they are standardized.
description | AROS | FreeBSD | Linux-based | HP-UX | OpenVMS | OS X | Solaris | Windows (cmd) | Windows (powershell) | Windows (cygwin, SFU or MKS) |
---|---|---|---|---|---|---|---|---|---|---|
list directory | list, dir | ls | ls | ls | dir | ls | ls | dir | dir & ls & Get-ChildItem | ls |
clear console | clear | clear | clear | clear | clear | cls | clear | clear | ||
copy file(s) | copy | cp | cp | cp | copy | cp | cp | copy | cp & Copy-Item | cp |
move file(s) | move | mv | mv | mv | mv | mv | move | mv & Move-Item | mv | |
rename file(s) | rename | mv | mv, rename | mv | ren | mv | mv | ren, rename | ren, mv | mv |
delete file(s) | delete | rm | rm | rm | del | rm | rm | del (erase) | rm & Remove-Item | rm |
delete directory | delete | rmdir | rmdir | rmdir | del | rmdir | rmdir | rd (rmdir) | rmdir | rmdir |
create directory | makedir | mkdir | mkdir | mkdir | create/dir | mkdir | mkdir | md (mkdir) | mkdir | mkdir |
change current directory | cd | cd | cd | cd | set def | cd | cd | cd (chdir) | cd & Set-Location | cd |
run shell script with new shell | shell file.shell | sh file.sh | sh file.sh | sh file.sh | @ file.com | sh file.sh | sh file.sh | cmd /c file.cmd | ? | sh file.sh |
kill processes | kill, killall | killall, pkill, kill, skill | kill | stop | kill, killall | kill, pkill | taskkill | taskkill | kill | |
change process priority | nice | nice, chrt | nice | set proc/prio | nice | nice | start /low, start /normal, start /high, start /realtime | ? | nice | |
change I/O priority | [c 1] | ionice | set proc/prio | nice[c 2] | ? | ? | ? | ? | ||
create file system | newfs | mkfs | newfs | init | mkfs | newfs,zpool / zfs create | format | ? | ? | |
file system check and recovery | fsck | fsck | fsck | analyze/disk | fsck | fsck,n/a | chkdsk | ? | ? | |
create software raid | atacontrol, gmirror, zfs create | (mdadm—create) | diskutil appleRAID | metainit, zpool create | diskpart (mirror only) | diskpart (mirror only) | ? | |||
mount device | mount | mount | mount | mount | mount | mount, diskutil mount | mount | mountvol | mount & New-PSDrive | ? |
unmount device | umount | umount | umount | dismount | umount, diskutil unmount(disk) | umount | mountvol /d | Remove-PSDrive | ? | |
mount file as block device | mdconfig + mount | mount -o loop | hdid | lofiadm + mount | ? | ? | ? | |||
show network configuration | ifconfig | ip addr, ifconfig | ifconfig, lanadmin | tcpip sh net (sh net) | ifconfig | ifconfig | ipconfig | ipconfig | ? | |
show network route | netstat -r, route get, route monitor | ip route, route | netstat -r | tcpip sh route | netstat -r, route get, route monitor | netstat -r | route | ? | ? | |
trace network route | traceroute | traceroute | traceroute | tcptrace | traceroute | traceroute | tracert | tracert | ? | |
trace network route with pings | traceroute -I | traceroute -I & mtr | tcptrace | traceroute -I | traceroute -I | pathping | pathping | ? | ||
description | AROS | FreeBSD | Linux-based | HP-UX | OpenVMS | OS X | Solaris | Windows (cmd) | Windows (powershell) | Windows (cygwin, SFU or MKS) |
NOTE: Linux systems may vary by distribution which specific program, or even 'command' is called, via the POSIX alias function. For example, if you wanted to use the DOS dir to give you a directory listing with one detailed file listing per line you could use alias dir='ls -lahF' (e.g. in a session configuration file).
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See also
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- Comparison of BSD operating systems
- Comparison of command shells
- Comparison of file systems
- Comparison of Linux distributions
- Comparison of open source operating systems
- Comparison of operating system kernels
- Comparison of Microsoft Windows versions
- Comparison of DOS operating systems
- List of operating systems
- Lightweight Linux distribution
- MacvsWindows
- Operating system advocacy
- Security-focused operating system
- Timeline of operating systems
- Usage share of operating systems
References
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External links
Wikibooks has a book on the topic of: A Neutral Look at Operating Systems |
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