View source for Operating systems without systemd

This article lists open source operating systems without systemd in the default installation.
== Linux-based ==
(xref) See [[Linux distributions without systemd]]
=== Android derivatives ===
The Android operating system uses a Linux kernel. [[Wikipedia:Android (operating system)#Linux kernel|Wikipedia :: Android]]
* [[Wikipedia:Android-x86|Android-x86]] [https://distrowatch.com/androidx86 DW] Android O/S, ported to x86 platform (bootable on x86 hardware). Supported architectures:  i386, x86_64
** [ AndEX Oreo 8.1] runs apps from Aptoide App Manager and Google Play Store on touchscreen x86 laptop
* [https://source.android.com/ AOSP] Android Open Source Project
* [https://lineageos.org/ LineageOS] ([https://en.wikipedia.org/wiki/LineageOS 2]) successor of CyanogenMod
* [  Replicant] ([https://en.wikipedia.org/wiki/Replicant_%28operating_system%29 2]) is the free (libre) version of Android. [http://www.gnu.org/distros/free-non-gnu-distros.html FSF-approved]
== BSD-derived operating systems ==
See also [[Wikipedia:Comparison of BSD operating systems]]
* [ DragonFlyBSD]{{DW|dragonflybsd}}
* [https://www.freebsd.org/ FreeBSD]{{DW|freebsd}} amd64, arm, i386, and so on
** [  BSD Router Project]{{DW|bsdrp}} (BSDRP) an embedded free and open source router distribution; i386, amd64
** [ ClonOS]{{DW|clonos}} platform for virtual environment creation and management; amd64
** [ GhostBSD]{{DW|ghostbsd}} amd64; [https://gtk.org GTK3] graphical libraries featured
** [ HardenedBSD]{{DW|hardenedbsd}} ([  3]) a security-enhanced fork of **FreeBSD; amd64
**  [MidnightBSD]{{DW|midnightbsd}} ([https://itsfoss.com/midnightbsd-founder-lucas-holt/ 3]) [GNUstep]graphical libraries featured
** [TrueOS] (formerly: [https://en.wikipedia.org/wiki/Comparison_of_BSD_operating_systems#TrueOS PC-BSD]) OpenRC; desktop/workstation oriented; [Lumina] desktop environment; amd64 (the "Pico" release also supports arm)
** FreeBSD subprojects tailored for embedded devices
*** [http://www.freenas.org/ FreeNAS]{{DW|freenas}}
*** [ NAS4Free]{{DW|nas4free}}
*** [https://opnsense.org/ OPNsense]{{DW|opnsense}} (based on FreeBSD and pfSense) tailored for firewalls and routers. amd64 and i386
*** [http://www.pfsense.org/ pfSense]{{DW|pfsense}} virtual appliances as liveUSB or embedded devices
*** [  RaspBSD]{{DW|raspbsd}} special build of FreeBSD (2016) for RaspberryPi and other embedded devices; desktops: Openbox and LXDE; armhf
* [http://www.netbsd.org/ NetBSD]([https://distrowatch.com/netbsd 2]) emphasizes portability, across [https://distrowatch.com/table.php?distribution=netbsd many] architectures
** [MirBSD] aka "MirOS"
* [http://www.openbsd.org/ OpenBSD]{{DW|openbsd}} <!-- (based on BSD 4.4) -->emphasizes portability, standardization, correctness, proactive security and integrated cryptography
** [ Bitrig] ([https://github.com/bitrig/bitrig/wiki/Faq 2]) focuses on using modern tools, e.g. git and LLVM/clang; and targets only modern platforms, e.g. amd64, armv7 
** [http://distrowatch.com/table.php?distribution=fuguita Fuguita]  (architecture: i386) Japanese
*[PureDarwin]
== UNIX-like operating systems ==
* Hurd
** [ Arch GNU/Hurd]
** [https://www.debian.org/ports/hurd/ Debian GNU/Hurd]
** [https://www.gnu.org/software/hurd/hurd.html GNU/Hurd]
* [ Inferno]
* [MINIX] ([https://distrowatch.com/table.php?distribution=minix 2]) microkernel O/S, with user mode divided into small, insulated modules to enhance system reliability
* illumos (formerly OpenSolaris) derivatives
** [ DilOS]
** <!-- NIXED OUTBOUND HYPERLINK TO COMMERCIAL SITE http://omnios.omniti.com/ --><del>OmniOS</del> [OmniOS Community Edition] (illumos)
** [  OpenIndiana]([https://distrowatch.com/openindiana 2]) (modern OpenSolaris, illumos)
** [ SmartOS]([https://distrowatch.com/table.php?distribution=smartos 2]) (illumos)
** [ Tribblix] ([  2]) an OpenSolaris-derived distribution with a retro feel, based on the illumos core
** [ v9os] ([https://sourceforge.net/projects/v9os/ 2]) server-only, IPS-based minimal SPARC distribution of illumos
** [ XStreamOS]([https://distrowatch.com/table.php?distribution=xstreamos 2]) (illumos kernel)
* Plan 9 derivatives
** [  9atom]
** [ 9front]
** [ 9legacy]
**  [ Harvey OS]
** [http://www.plan9.bell-labs.com/plan9/index.html Plan 9 from Bell Labs] ([  mirror])
** [ Plan B]
* [ Redox]
* [ Sortix]
== Non-UNIX-like operating systems ==
* [http://akaros.cs.berkeley.edu/akaros-web/overview.php Akaros]
* [ AmayaOS]
* [ AROS Research Operating System]
* [http://www.freedos.org/ FreeDOS]
* [ FreeVMS]
* [ Genode] (also: [  SculptOS])
* [https://haiku-os.org/ Haiku][https://distrowatch.com/haiku DW]
* [HelenOS]
* [ KolibriOS][https://distrowatch.com/kolibri DW]
* [ MenuetOS]
* [  Minoca OS]
* [http://sourceforge.net/p/nitros9/wiki/Main_Page/ NitrOS-9]
* [http://www.oberon.ethz.ch/ Oberon]
* [ osFree] ([https://sourceforge.net/projects/osfree/ 2]) open source OS/2 analogue
* [https://www.reactos.org/ ReactOS][https://distrowatch.com/reactos DW]
== See also ==
* [https://distrowatch.com/search.php?defaultinit=Not+systemd DistroWatch search]
* [  OS for PPC] lists non-systemd-infected operating systems for PowerPC
* [  OS for Sparc64] lists non-systemd-infected operating systems for Sparc64